Welcome to our newsroom! You've come to the right place to learn about our hottest product releases, industry events and exhibitions, awards and more.
On Monday, July 15th, Dan Demingware, Sr. VP. Sales, announced his retirement, set to take place this November. Dan joined Allegro in 1983 as a Manufacturing Technician working on the assembly of Discrete devices and Hall Effect Sensors. He transferred into Sales in 1990 as a Sales Engineer in Indiana before advancing to a Sales Manager role in Mic...
Manchester, NH – Allegro MicroSystems (Allegro) today announced the release of their latest wheel speed sensor product line; meeting all the industry’s requirements from high accuracy GMR to back biased Hall-effect sensor solutions. The A19250 and A19350 are built on Allegro’s patented GMR technology...
Allegro MicroSystems (Allegro), a leader in power and sensing solutions for motion control and energy efficient systems, will launch its latest GMR wheel speed sensor ICs at the Sensors Expo and Conference in San Jose, California, June 25-27, 2019. Exhibiting at Booth #1410, Allegro will feature its new wheel speed sensor solutions...
Manchester, NH, USA – Allegro MicroSystems, a global leader in power and sensing semiconductor technology, has been recognized as a recipient of China Electronic Market (CEM) Magazine’s 2018 Editor's Choice Awards. The award recognizes Allegro's APS11700 and APS11760 planar/vertical micropower Hall-effect switches as "the...
Allegro MicroSystems (Allegro), a leader in power and sensing solutions for motion control and energy efficient systems, will display and demonstrate their intelligent solutions for green energy at the SNEC 2019 Exhibition (Shanghai, China, 4-6 June) at booth # E6-806. These innovative solutions are helping give customers a competitive edge in the ...
Allegro MicroSystems, a leader in power and sensing solutions for motion control and energy efficient systems, will show a new coreless current sensor IC and the industry’s quietest brushless DC (BLDC) motor control solution at the PCIM Europe 2019 Exhibition (Nuremberg, Germany, 7 – 9 May) in Hall 6, Booth 255. These new devices are he...
Allegro MicroSystems, a global leader in power and sensing solutions for motion control and energy efficient systems, today announced the A8060x family, their latest generation of advanced LED backlight drivers. The device family is designed with an innovative and patented Pre-Emptive Boost (PEB) control, eliminating noise that is typically audible...
Allegro MicroSystems, a global leader in power and sensing solutions for motion control and energy efficient systems, is pleased to offer a new family of automotive AEC-Q100 qualified, monolithic Hall effect current sensor ICs. Small and energy efficient, the ACS71240 family is ideal for electric vehicle chargers, DC/DC converters, as well as indus...
Allegro MicroSystems, a global leader in power and sensing semiconductor technology, has announced the release of the APS11450 and APS12450, adding two Hall-effect sensor ICs to its growing portfolio of solutions for systems that require functional safety. The APS11450 is a family of unipolar switch ICs, while the APS12450 devices are bipolar latch...
Allegro MicroSystems, a global leader in power and sensing solutions for motion control and energy efficient systems, has announced their latest Hall-effect current sensor IC, which delivers their highest speed and accuracy in > 400 A sensing applications to date. Ideally suited for hybrid and electric vehicle inverter applications that nee...
Allegro has been creating innovative solutions for over 30 years. We have evolved over the decades from a traditional semiconductor manufacturing company to an innovative intellectual property company. Now it’s time for our image to evolve, too. We are modernizing our brand to align with our position as a global leader in powe...
Allegro MicroSystems, a leader in power and sensing solutions for motion control and energy efficient systems, today announced the launch of the company’s QuietMotion family. This family consists of the first-to-market Field Oriented Control (FOC) brushless DC (BLDC) electric motor controllers that are customer code-free. The devices are desi...
Manchester, NH — Allegro MicroSystems has announced the release of its most advanced transmission speed sensor family members. These devices have been developed in accordance with ISO 26262:2011 as a hardware safety element out of context with ASIL B capability (pending assessment) for use in automotive safety-related systems when integr...
Manchester, NH – Allegro MicroSystems, a global leader in power and sensing semiconductor technology, today announced the AMT49105, its newest ISO-26262 compliant N-channel power MOSFET driver. The AMT49105 simplifies motor systems designs and provides footprint reduction by integrating power analog systems requirements. Thanks to a robust ...
Manchester, NH—Allegro MicroSystems has announced the release of a family of Micropower Hall-effect switch ICs—the APS11700 and APS11760—designed specifically for battery powered applications in harsh industrial and automotive environments. Automatic power management enables average supply current as low as 6µA while operati...
Manchester, NH – Allegro MicroSystems today announced the A17301, a new Hall-effect sensor IC ideal for two-wheeled vehicles, particularly in position and timing applications like speedometers and tachometers for engine control. Integrating electromagnetic capability (EMC) components into a small SIP package, the A17301 is a robust solution ...
Allegro MicroSystems (Hall C5.232) is showcasing a variety of intelligent solutions at Electronica Munich that give automotive and industrial manufacturers a competitive edge – these solutions include a new coreless current sensor IC. This new coreless IC - the ACS37650 - offers substantial space savings by eliminating the need for a concent...
Allegro MicroSystems, announces the ALT80802, their latest addition to the family of 62xx/808xx LED Drivers for Lighting. The ALT80802 addresses a key market trend of 3-4 White LEDs in a single string powered from 12 V battery input, which is very desirable for Fog, Backup, DRL, Side Mirror and other Automotive Lighting applications. The ALT80802 c...
Allegro MicroSystems has released a fully integrated, small form factor, power monitoring IC with reinforced voltage isolation. Allegro’s ACS724 and ACS711 current sensor ICs are commonly used in internet connected power outlets and other IOT devices. The ACS71020 improves upon these popular ICs by including power sensing functions and by e...
Allegro MicroSystems (Allegro), a leading supplier of high-performance power and sensor semiconductor ICs, established a new research and development center in the Czech Republic. This new center is currently staffed with two dozen engineers located in Prague. These talented engineers will accelerate Allegro’s development of market leading,...
Allegro MicroSystems (Allegro), a leader in developing high-performance power and sensing semiconductors, and United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) ("UMC"), a leading global semiconductor foundry, have signed a long-term agreement for UMC to continue as Allegro’s primary foundry wafer manufacturer. The agreement covers ...
Allegro MicroSystems announces the A8660 and ARG81801, the latest additions to their Regulators Portfolio. These devices reduce EMI through switching frequency dithering and allow system noise management though external clock synchronization. These devices are AEC-Q100 Automotive Qualified, designed to operate over a wide input voltage range to wit...
Allegro MicroSystems, LLC is celebrating a milestone for its popular line of Gear Tooth Sensor (GTS) ICs, which surpassed one billion total units shipped. These revolutionary ICs were first released to market more than 15 years ago, and are staples in engine management, transmission and braking applications in advanced automobiles. Allegro, a top...
Allegro MicroSystems, LLC introduces a new high precision, back-biased, programmable Hall-effect sensor IC. Allegro’s ATS344 includes differential Hall elements and is packaged in a custom back-biased package that includes an integrated magnet. This new device incorporates a 2wire current mode PWM output in order to help minimize pin count fo...
Allegro MicroSystems, LLC, a leader in developing high-performance power and sensor integrated circuits that serve high-growth applications within the automotive, industrial and consumer/computing markets, announced today that they have appointed Richard Du as Vice President, Asia Sales. He brings more than twenty-eight years of semiconductor indu...
Allegro MicroSystems is pleased to announce the launch of its new A-xMR™ technology platform, which the company expects to strengthen its position as the market leader in magnetic sensor integrated circuits (ICs). The launch is the culmination of more than five years of extensive research and development efforts, a sizable investmen...
Sanken North America, Inc., (SKNA), Sanken Group’s US subsidiary, announced today that its current consolidated subsidiary trade name will change to Allegro MicroSystems, Inc., (AMI) and their headquarters will move from Worcester, Massachusetts to Manchester, New Hampshire (USA). This move will streamline the management of AMI allowing the ...
Allegro MicroSystems, LLC is planning to relocate its Massachusetts operation from Worcester to a new facility at 100 Crowley Drive, Marlborough, MA that is being customized to the company's specific needs. The move is part of an overall corporate expansion strategy to augment Allegro's plan for continued growth through the pursuit of new opportun...
Allegro MicroSystems, LLC announces a new family of current sensor ICs that provide economical and precise solutions for AC or DC current sensing. A 200 kHz bandwidth makes it ideal for motor control, load detection and management, power supply and DC-to-DC converter control, as well as inverter control. The 2.5 µs response time enables over...
Allegro MicroSystems, LLC announces a new sensorless BLDC controller that is the most advanced solution on the market today. Allegro’s automotive version of the A5932 is a three-phase BLDC motor controller solution that is targeted at high-power automotive fan applications with very low vibration and audible noise requirements. MOSFET gate d...
Allegro MicroSystems, LLC introduces Allegro’s first fully integrated, GMR-based current sensor IC with ultra-high sensitivity for applications that require <5 A current sensing. Allegro’s ACS70331 current sensor IC incorporates giant magneto-resistive (GMR) technology that is 25 times more sensitive than traditional Hall-effect sens...
Allegro MicroSystems, LLC announces the release of a new family of 2D Hall-Effect Latch ICs that feature both vertical and planar Hall elements. The APS12625 and APS12626 sensor ICs enable reduced system size and bill-of-materials (BOM) cost along with an increase in performance and flexibility due to 2-dimensional (2D) sensing. They were develop...
Allegro MicroSystems, LLC announces a new package offering for the wheel speed sensor product family. The package includes an optimised Hall-effect integrated circuit (IC), rare-earth pellet, and high-temperature ceramic capacitor in a single overmoulded package. The fully integrated solution reduces the need for external EMC protection and integ...
Allegro MicroSystems, LLC announces a new power management IC that integrates a buck or buck/boost pre-regulator, four LDOs, and four floating gate drivers. The pre-regulator uses a buck or buck/boost topology to efficiently convert automotive battery voltages into a tightly regulated intermediate voltage complete with control, diagnostics, and pro...
Allegro MicroSystems, LLC announces a new three-phase MOSFET driver IC with an integrated low dropout regulator supplying 5 V or 3.3 V. Allegro’s A4919 is designed for a wide range of industrial applications. It can be controlled with block (trapezoidal), sinusoidal, or vector commutation when interfaced with a microprocessor. The A4919 is ...
Allegro MicroSystems, LLC adds a new generation of high bandwidth current sensor ICs to their existing family of devices. The Allegro’s ACS732 and ACS733 current sensor ICs provide a compact, fast, and accurate solution for measuring high-frequency currents in DC/DC converters and other switching power applications. These devices are the firs...
Allegro MicroSystems, LLC, a leader in developing high-performance power and sensor semiconductors, held a groundbreaking ceremony today on a 15,000-square foot expansion at their Manchester, NH facility. The building expansion will support Allegro’s ongoing growth and investment in research and development as well as reinforce this location ...
Allegro MicroSystems, LLC introduces a new 0° to 360° angle sensor ICs that provide contactless high-resolution angular position information based on magnetic Circular Vertical Hall (CVH) technology. Allegro’s A1330 devices include a system-on-chip (SoC) architecture that includes: a CVH front end, digital signal processing, and eith...
Allegro MicroSystems, LLC introduces a new quad DMOS full-bridge driver capable of driving up to two stepper motors or four DC motors. The AMT49701 was designed specifically for dual axis, point of sale, office automation, security, surveillance, IP cameras, as well as industrial automation applications. Each full-bridge output is rated up to 1 ...
Allegro MicroSystems, LLC introduces two new 0° to 360° angle sensor ICs that provide contactless high-resolution angular position information based on magnetic Circular Vertical Hall (CVH) technology. Allegro’s A1333 and A1339 devices include a system-on-chip (SoC) architecture that includes: a CVH front end, digital signal processi...
Allegro MicroSystems, LLC introduces a new automotive bipolar stepper motor driver IC or dual DC motor driver IC that is designed for pulse-width-modulated (PWM) control of low-voltage stepper motors and dual or single high current DC motors. Allegro’s AMT49702 is capable of output currents up to 1 A per channel and operating voltages from 3....
Allegro MicroSystems, LLC introduces the release of a three-phase, sensorless, brushless DC (BLDC) motor controller for use with external N-channel power MOSFETs. Allegro’s A4964 is specifically designed for the automotive market with target applications to include engine cooling fans and oil and water pumps. It is designed to provide the m...
Sanken North America, Inc. (SKNA) announced today that One Equity Partners (OEP), a middle market private equity firm with deep technology expertise, has completed a minority investment in SKNA. SKNA sold 28.8% of newly issued shares to One Equity Partners for $291 million with the proceeds returning to Sanken Electric Co., Ltd. in the form ...
Allegro MicroSystems, LLC announces a new optimized Hall-effect three-wire differential speed sensor integrated circuit (IC) and permanent magnet pellet combination. Allegro’s ATS668 has integrated EMC protection components to provide a user-friendly solution for true zero-speed digital gear tooth sensing. It is offered in a small single ov...
Allegro MicroSystems, LLC announces the release of a new three-axis linear Hall-effect sensor IC that provides 12-bit digital output words that are proportional to the strength of the field present in each of the X, Y, and Z axes. The quiescent output value (zero magnetic field applied) is at mid-scale. Allegro’s ALS31300 is preconfigured an...
Allegro MicroSystems, LLC has announced the release of a new wide input 5 V output regulator designed to power automotive sensors and low power uControllers. It can also be used for non-automotive applications where the input voltage could be above or below 5 V. Allegro’s A4480 incorporates a unique multi-mode charge pump pre-regulator, follo...
Allegro MicroSystems, LLC introduces a new high accuracy Hall-effect-based current sensor IC with multiple programmable fault levels intended for industrial and consumer applications with a focus on motor control and power inverter stage applications. One of the key benefits of Allegro’s ACS720 is to provide high isolation with a reduced bil...
Allegro MicroSystems, LLC announces two new N-channel power MOSFET driver ICs capable of controlling MOSFETs connected in a half-bridge arrangement. Allegro’s A4926 and A4927 are specifically designed for automotive applications with high-power inductive loads, such as, DC Pumps (Braking, Oil, Water, and Fuel), HVAC (Blower Fan), solenoids, ...
Allegro MicroSystems, LLC introduces a new quad DMOS full-bridge driver IC capable of driving up to two stepper motors or four DC motors. Each full-bridge output is rated up to 1.6 A and 40 V. Allegro’s A5990 includes fixed off-time pulse-width modulation (PWM) current regulators, along with 2- bit nonlinear DACs (digital-to-analog converter...
Sanken Electric Company, Ltd., (Sanken) announced today that One Equity Partners, (OEP), a middle market private equity firm with deep technology expertise, will make a minority investment in Sanken North America, Inc., (SKNA). SKNA will conduct a private placement of 28.8% of newly issued shares to be purchased by One Equity Partners for $2...
Allegro MicroSystems, LLC announces the release of a new family of two-wire vertical Hall-effect switch ICs with advanced diagnostics. Allegro’s A1130, A1131, and A1132 have been developed in accordance with ISO 26262:2011 as hardware safety elements out of context with ASIL-B capability (pending assessment) for use in automotive safety-relat...
Allegro MicroSystems, LLC introduces a new optimized Hall-effect integrated circuit (IC) and rare-earth pellet combination that provides a user-friendly solution for direction detection and true zero-speed, digital gear-tooth sensing. The small package can be easily assembled and used in conjunction with a wide variety of gear-tooth-sensing applica...
Allegro MicroSystems, LLC has been selected as a winner in the prestigious China Electronics Market (CEM) Editor’s Choice Awards 2016 for the A1162 Hall-effect sensor IC, designed with an externally enabled diagnostic function and user-programmable switch points. Allegro’s A1162 is a unipolar Hall-effect switch that either eliminates ...
Allegro MicroSystems, LLC announces the release of a new micropower LED driver IC that features an integrated Hall-effect switch. The APS13568 enables compact, elegant, reliable, and fault-tolerant LED lighting with minimal electrical engineering and low component-count and cost. A single silicon chip integrates: a micropower regulator, a Hall pl...
Allegro MicroSystems, LLC announces two new linear Hall-effect sensor ICs with analog output, targeted at the automotive and industrial markets. New applications for linear output Hall-effect sensor ICs, such as displacement and angular position, require higher accuracy and smaller package sizes. Allegro’s A1308 and A1309 devices have been ...
Allegro MicroSystems has announced a new gear-tooth sensor in an optimised, industry-proven, Hall- effect integrated circuit (IC), rare-earth pellet, and high temperature ceramic capacitor in a single over molded package. The integrated capacitor reduces the need for external EMI protection. Allegro’s ATS684LSN is a dual element differential...
At the PCIM Europe 2017 Exhibition (Hall 7 stand 441), Allegro MicroSystems Europe is featuring its extensive range of sensor ICs for position, angle and speed sensing, current sensors, motor drive ICs and power devices for lighting applications, including a number of new products. Being previewed at the exhibition is the A5931 motor driver ...
Allegro MicroSystems, LLC announces a new motor driver IC designed for pulse-width-modulated (PWM) control of DC motors. Allegro’s A5950 is capable of peak output currents up to ±3 A and operating voltages up to 40 V. This new device is targeted at the automotive market with end applications to include heads-up-display, shift drive, ...
Allegro MicroSystems, LLC announces a low voltage family of AEC-Q100 qualified three-wire Hall-effect latches. The APS12205, APS12215, and APS12235 are produced on the Allegro™ advanced BiCMOS wafer fabrication process, which implements a patented high-frequency chopper stabilization technique. This technique achieves magnetic stability over ...
Allegro MicroSystems, LLC introduces a new power management IC that uses a buck or buck-boost pre-regulator to efficiently convert automotive battery voltages into a tightly regulated intermediate voltage, complete with control, diagnostics, and protections. The output of Allegro’s A4408 supplies a 5 V / 115 mA tracking/protected LDO, a 3.3 V...
Allegro MicroSystems, LLC announces a new three-phase brushless BLDC motor controller for use with N-channel external power MOSFETs. Allegro’s AMT49413 incorporates much of the circuitry required to design a cost-effective, three-phase motor drive system with maximum supply voltages up to 50 V. This new device is targeted at high c...
Allegro MicroSystems, LLC introduces two new 0° to 360° angle sensor ICs that provide contactless high-resolution angular position information based on magnetic Circular Vertical Hall (CVH) technology. Allegro’s A1337 and A1338 devices have a system-on-chip (SoC) architecture that includes: a CVH front end, digital signal proces...
Allegro MicroSystems, LLC introduces a new N-Channel power MOSFET driver capable of isolating a three phase load by controlling the in-phase isolation MOSFETS. Allegro’s A6862 motor driver IC is intended for automotive systems that must meet Automotive Safety Integrity Level (ASIL) requirements. This new device was designed for EPS (Ele...
Allegro MicroSystems, LLC introduces a new programmable linear Hall-effect sensor IC designed for applications that require high accuracy and high resolution without compromising bandwidth. Allegro’s A1377 employs segmented, linearly interpolated temperature compensation technology. This improvement greatly reduces the total error of the...
Allegro MicroSystems, LLC announces a new low voltage bipolar stepper or dual DC motor driver IC. The A3916 device was designed for pulse-width-modulated (PWM) control of low-voltage stepper motors or dual DC motors and is capable of output currents up to 1 A per channel and operating voltages from 2.7 to 15 V. Allegro’s new motor driv...
Allegro MicroSystems, LLC announces a new dual die, highly programmable linear hall sensor IC that is an ideal solution for safety-critical applications. It incorporates full die redundancy with the added benefits of full diagnostics. The combination of these two features allow for a higher level of diagnostics without interruption to the applicati...
Allegro MicroSystems, LLC announces a new linear hall IC targeted at the automotive and industrial markets. New applications for linear output Hall-effect sensor ICs, such as displacement and angular position, require higher accuracy and smaller package sizes. Allegro’s ALS31000 linear Hall-effect sensor IC has been designed specificall...
Allegro MicroSystems has announced a new high-precision, programmable Hall-effect linear sensor integrated circuit (IC) with an open-drain output, for both automotive and non-automotive applications. The signal path of Allegro’s A1342 provides flexibility through external programming that allows the generation of an accurate and customi...
Allegro MicroSystems, LLC introduces a new automotive, AEC-Q100 qualified single IC switching regulator that provides constant-current output to drive high-power LEDs. Allegro’s A6217 integrates a high-side N-channel DMOS switch for DC-to-DC step- down (buck) conversion. A true average current is output using a cycle-by-cycle, contr...
Allegro MicroSystems, LLC announces the release of a new family of fully integrated current sensor linear ICs in a new core-less package designed to sense AC and DC currents up to 100 A. Allegro’s ACS780/ACS781 are provided in this new automotive-grade, low-profile (1.5 mm thick) sensor IC package that represents the highest current density ...
Allegro MicroSystems, LLC announces a new package option for their A119x/A119x-F (A1190, A1192, and A1193) family of two-wire, unipolar, Hall-effect switches, which can be trimmed by the user at end-of-line to optimize magnetic switchpoint accuracy in the application. The A119x and A119x-F are produced on the Allegro™ advanced BiCMOS wa...
Allegro MicroSystems, LLC announces a new 40 V dual full-bridge driver capable of driving two DC motors with outputs rated up to 3.2 A. Allegro’s A5995 device includes fixed off-time pulse-width modulation (PWM) regulators for current control. Each DC motor can be controlled in forward, reverse, coast and brake modes with industry standard PH...
Allegro MicroSystems, LLC announces a new power management IC that can be configured as a buck or buck-boost pre-regulator to efficiently convert automotive battery voltages into a tightly regulated intermediate voltage complete with control, diagnostics, and protections. The output of Allegro’s A4413 supplies both a 5 V, 75 mAMAX high-...
Allegro MicroSystems, LLC announces a new 40 V motor driver IC capable of driving one stepper motor and one DC motor. The stepper driver outputs are rated up to 1.6 A and the DC driver at 3.2 A. Allegro’s A5989 includes fixed off-time pulse width modulation (PWM) current regulators, along with 2- bit nonlinear DACs (digital-to-analog con...
Allegro MicroSystems, LLC announces two new adjustable linear current regulators for driving automotive LED arrays. Allegro’s AEC-Q100 qualified A6274 and A6284 devices include many new features designed to further enhance the existing family of Linear LED drivers. These new low-EMI ICs integrate an optional pre-regulator gate dr...
Allegro MicroSystems, LLC introduces a new automotive AEC-Q100 qualified power management IC. The A4450 can implement either a buck or buck/boost regulator to efficiently convert automotive battery voltages into a tightly regulated voltage, with seamless transition between the buck and boost modes. This new device is targeted at th...
Allegro MicroSystems, LLC announces a new field programmable linear Hall-effect current sensor IC with features including a 240 kHz bandwidth, integrated voltage regulator, reverse battery protection, user-selectable ratiometry, and uni- or bi-directional output options. High accuracy is achieved through proprietary linearly interpolated temperatu...
Allegro MicroSystems, LLC announces a new integrated bipolar stepper motor driver IC with built-in translator for easy operation. Allegro’s A5985 is designed to operate bipolar stepper motors from full-step up to 1/32 step modes that are selectable by MSx logic inputs. This new device has an output drive capacity of up to 40 V and &plu...
In response to market requests of a highly integrated speed sensor with advance algorithm PCB mounted systems, Allegro has released the A1667 in a surface mount SOIC-8 package. This device provides a user friendly solution for highly compact ring magnet applications utilizing PCB mounting. This sensor is ideal for applications such as automotive ...
Allegro MicroSystems, LLC, and its Board of Directors, has appointed Ravi Vig as President and Chief Operating Officer of Allegro and as a member of the Sanken North America, Inc. (SKNA) Board of Directors, effective immediately. Ravi previously held the position of Senior Vice President, Technology & Business Development. Since joini...
Allegro MicroSystems, LLC announces a new unipolar Hall-effect switch with an externally enabled diagnostic function and user-programmable switchpoints. Allegro’s A1162 has on-chip electromagnetic coils that are used to implement self-test of the sensor’s entire magnetic and electrical signal chain. It is designed for system...
Worcester, MA – Allegro MicroSystems, LLC announces a new quad DMOS full-bridge driver IC capable of driving up to two stepper motors or four DC motors. Each full-bridge output is rated up to 1.6 A and 40 V. The A5988 includes fixed off-time pulse-width modulation (PWM) current regulators, along with 2- bit nonlinear DACs (digital-to-an...
Worcester, MA – Allegro MicroSystems, LLC announces its first-ever 1 MHz bandwidth Hall-effect current sensor IC with a lightning-fast 210 ns response time. The ACS730 provides an economical and precise solution for AC or DC current sensing. Allegro’s ACS730 is targeted at industrial, commercial, and communications systems. ...
Worcester, MA – Allegro MicroSystems, LLC introduces two new adjustable high-frequency DC-DC step-down switching regulators with an integrated high-side power MOSFET ideal for power supply requirements of the latest infotainment systems. Allegro’s A8586 provides up to 3.5 A output current, while the A8587 has output curr...
Worcester, MA – Allegro MicroSystems, LLC announces two new current sensor ICs that are economical and precise solutions for AC or DC current sensing. These devices are ideal for use in industrial, commercial, and communication systems that require very high voltage isolation. These devices are not for use in automotive applications. Both...
Worcester, MA – Allegro MicroSystems, LLC announces a new integrated bipolar stepper motor driver IC with built-in translator for easy operation. Allegro’s A5984 is designed to operate bipolar stepper motors from full-step up to 1/32 step modes that are selectable by MSx logic inputs. This new device has an output drive capacity ...
Worcester, MA – Allegro MicroSystems, LLC announces the release of the world’s first LED driver IC that features an integrated Hall-effect switch. The A1569 enables compact, elegant, reliable, and fault-tolerant LED lighting with minimal electrical engineering and low component-count and cost. A single silicon chip integrates: a H...
Worcester, MA – Allegro MicroSystems, LLC introduces a new buck regulator designed for power supply requirements of the latest infotainment systems. The device provides all the control and protection circuitry to produce a 2 A regulator with ±1% output voltage accuracy. The A8591 employs pulse-frequency modulation (PFM) to draw l...
Worcester, MA – Allegro MicroSystems, LLC introduces a new family of complete microstepping motor driver ICs with built-in translators. Allegro’s A5976, A5977, and A5979 have been designed to operate bipolar stepper motors in full-, half-, quarter-, eight, (A5977) and sixteenth- (A5976/79) step modes. All have the output...
Worcester, MA – Allegro MicroSystems, LLC announces two new single-IC switching regulators that provide constant-current output to drive high-power LEDs. Allegro’s A6214 and A6216 devices integrate a high-side N-channel DMOS switch for DC-to-DC step-down (buck) conversion. A true average current is output using a cycle-by-cy...
Worcester, MA – Allegro MicroSystems, LLC introduces a new family of full-bridge gate driver ICs designed to drive a wide range of DC brushed motors with simple logic from a microprocessor. The A4955, A4956, and A5957 devices can support motor supply voltages up to 50 V and load currents of up to 20 A. These devices are targeted for bot...
Worcester, MA – Allegro MicroSystems, LLC announces a new 360° contactless high-resolution programmable magnetic angle position sensor IC that has been designed for digital systems. Allegro’s A1335 device has a system-on-chip (SoC) architecture with a front-end based on Circular Vertical Hall (CVH) technology, programmable mic...
Worcester, MA – Allegro MicroSystems, LLC announces a new, AEC-Q100 qualified, linear voltage regulator IC with control, diagnostics, and protection features that address requirements of automotive applications. Allegro’s A4481 regulates input voltages between 5.25 to 40 V, down to a 5 V ±1% accurate output voltage, and is able ...
Worcester, MA – Allegro MicroSystems, LLC announces a new power management IC that uses a buck or buck-boost pre-regulator to efficiently convert automotive battery voltages into a tightly regulated intermediate voltage, complete with control, diagnostics, and protections. The unique buck-boost design of Allegro’s A4409, allows sub 5&nb...
Worcester, MA – Allegro MicroSystems, LLC announces the release of a unique dual-channel Hall-effect latch featuring two-dimensional (2D) sensing via a combination of vertical Hall and planar Hall elements. The quadrature outputs of the A1262 allow rotation direction and position to be determined, such as when sensing a rotating ring-magnet t...
Worcester, MA – Allegro MicroSystems, LLC announces the release of a fast-recovery rectifier diode series that incorporates a Schottky barrier diode (SBD) for temperature detection. The FMKS series is used for thermal protection of switching power supplies for various applications and is offered by Allegro and manufactured and developed by Sa...
Worcester, MA – Allegro MicroSystems, LLC announces a new package option for their A115x (A1152, A1153, A1156, and A1157) family of two-wire, unipolar, Hall-effect switches, which are factory-trimmed to optimize magnetic switchpoint accuracy. These devices are produced on the Allegro™ advanced BiCMOS wafer fabrication process, which uti...
Worcester, MA – Allegro MicroSystems, LLC introduces a new two-wire Hall-effect latch with increased magnetic sensitivity. The A1245 latch is produced on the Allegro™ advanced BiCMOS wafer fabrication process. It implements Allegro’s patented high frequency, 4-phase, chopper-stabilization techniques to achieve magnetic stabil...
Worcester, MA – Allegro MicroSystems, LLC announces a new full-bridge controller for use with N-channel external power MOSFETs that has been specifically designed for automotive applications. Allegro’s A5929 has a unique charge pump regulator that provides full (>10 V) gate drive at battery voltages down to 7 V and all...
Worcester, MA – Allegro MicroSystems, LLC expands its automotive regulator portfolio by adding two devices targeted specifically at USB power applications. Allegro’s A8652 and A8653 devices are high output current synchronous buck regulator ICs that provide tight load regulation over a wiring harness without the need for remote sense l...
Worcester, MA – Allegro MicroSystems, LLC introduces a new high output current synchronous buck regulator IC that integrates low RDSon high-side and low-side N-channel MOSFETs. Allegro’s A8654 incorporates PWM current mode control to provide simple compensation, excellent loop stability and fast transient response. The A8654 utiliz...
Worcester, MA – Allegro MicroSystems, LLC introduces a new family of contactless, Hall-effect based magnetic sensor ICs for high speed motor position sensing applications. Allegro’s dual-die A1331 and A1334 angle sensor ICs are based on vertical Hall-effect technology. The A1331 and A1334 devices, with their system-on-...
Worcester, MA – Allegro MicroSystems, LLC announces a new Vertical Hall-effect Sensor IC that is an extremely temperature-stable and stress-resistant magnetic sensing device ideal for harsh operating environments. Allegro’s A1260 is actuated by alternating north and south polarity magnetic fields in plane with the device’s br...
Worcester, MA – Allegro MicroSystems, LLC introduces a new linear Hall-effect sensor IC that provides a 12-bit digital output word that is proportional to the strength of the magnetic field that is present. The quiescent output value of the A1454 is at mid-scale, and it comes in two different factory programmed sensitivity ranges: 2LSB/G...
Worcester, MA – Allegro MicroSystems, LLC announces the A1266, a unique sensor IC incorporating a combination of vertical and traditional planar Hall-effect sensor ICs that can detect a magnetic field of either polarity in any direction. Its omnipolar, omnidirectional sensitivity makes it ideal for detecting magnetic tampering in smart meters...
Worcester, MA – Allegro MicroSystems, LLC introduces a new DC-DC converter controller, providing a programmable constant current output for driving high power LEDs in series. Allegro’s A6271 controller is based on a programmable fixed frequency, peak current mode control architecture. The DC-DC converter can be configured in a myri...
Worcester, MA – Allegro MicroSystems, LLC announces two new current sensor ICs that are economical and precise solutions for AC or DC current sensing in industrial and commercial systems. Allegro’s ACS722 and ACS723 are highly accurate devices that offer superior isolation performance, low power consumption, and a wide operati...
Worcester, MA – Allegro MicroSystems, LLC introduces a new customer programmable, high accuracy linear Hall effect-based current sensor IC. Allegro’s A1369 is packaged in a thin 3-pin SIP package to allow for easy integration with a magnetic core to create a highly accurate current sensing module. The programmable nature of the A13...
Worcester, MA – Allegro MicroSystems, LLC announces two new current sensor ICs that are economical and precise solutions for AC or DC current sensing in industrial, automotive, commercial, and communications systems. Allegro’s ACS724 (5 V) and ACS725 (3.3 V) are highly accurate devices with a very small package. Both devices...
Worcester, MA – Allegro MicroSystems, LLC has been awarded the ISO 26262 process certification by SGS-TÜV Saar GmbH. The International Organization for Standardization (ISO) released this safety standard in 2011 to comply with needs specific to the application sector of electrical/electronic (E/E) systems within road vehicles designated ...
Worcester, MA – Allegro MicroSystems, LLC announces two new current sensor ICs that are economical, high isolation solutions for AC or DC current sensing in industrial, commercial, and communications systems. Allegro’s ACS717 and ACS718 devices have a very small package that is ideal for space constrained applications, though the wide-b...
Worcester, MA – Allegro MicroSystems, LLC introduces a new Hall-effect speed and direction sensor IC with hysteresis detection. The A1232 is a highly sensitive, temperature stable, magnetic sensing device ideal for use in ring magnet based speed and direction systems in harsh automotive and industrial environments. It is the first device...
Worcester, MA – Allegro MicroSystems, LLC announces a new AEC-Q100 qualified, multiple-output regulator for powering automotive LCD displays. Allegro’s A8603 operates with fixed switching frequency that can be either programmed or synchronized with an external clock signal between 350 kHz and 2.25 MHz. This will minimize ...
Worcester, MA – Allegro MicroSystems, LLC announces a new buck regulator IC to add to its industry leading lineup of automotive regulators. Allegro’s A8590 has been designed to provide the power supply requirements of next generation car audio and infotainment systems. The A8590 provides all the control and protection circuitry to ...
Worcester, MA – Allegro MicroSystems, LLC announces a new three-phase, sensorless, brushless DC (BLDC) motor controller for use with external complementary P-channel and N-channel power MOSFETs. Reliable sensorless startup and run commutation can quickly be customized for individual motors and loads with adjustment of a few simple default par...
Worcester, MA – Allegro MicroSystems, LLC introduces a new family of contactless Hall magnetic sensors with the debut of its A1332 and A1334 high resolution 360° angle sensor ICs. Based on magnetic Circular Vertical Hall (CVH) technology, the A1332 and A1334 devices, with their system-on-chip (SoC) architectures, provide fast output refre...
Worcester, MA – Allegro MicroSystems, LLC introduces two new devices to complement their existing portfolio of LED Driver ICs for LCD backlighting applications. Allegro’s A8518 and A8519 devices integrate a current-mode boost converter with internal power switch with either two current sinks (dual string) in their A8518 or fou...
Worcester, MA – Allegro MicroSystems, LLC announces a new factory-programmable linear Hall-effect current sensor IC. Allegro’s A1366 has been designed to achieve high accuracy and resolution. The goal is achieved through new proprietary linearly interpolated temperature compensation technology that is programmed at the Allegro fact...
Worcester, MA – Allegro MicroSystems, LLC announces a new addition to their existing family of Low Noise Block Regulators (LNBRs). Allegro’s A8302 dual LNB Regulator IC has a comprehensive set of features and functions that can be used for all dual tuner satellite receiver applications. The A8302 consists of a monolithic switching and l...
Worcester, MA – Allegro MicroSystems, LLC introduces a new Allegro current sensor IC that is an economical and precise solution for AC current sensing in industrial, commercial, and communications systems. Allegro’s ACS726 is the first current sensor IC to include a fully differential back end amplifier that can be used to adjust gain ...
Worcester, MA – Allegro MicroSystems, LLC announces two new current sensor IC devices that are true ±5 A sensor ICs or uni-directional 10 A sensor ICs for use in low power applications that require higher output swings at lower current. Allegro’s ACS722 and ACS723 devices provide an economical and precise solution f...
Worcester, MA – Allegro MicroSystems, LLC announces the release of the next generation series of silicon carbide schottky barrier diodes. The FMCA series achieves low leakage current and high speed switching at high temperatures and is offered by Allegro and manufactured and developed by Sanken Electric Co., Ltd. in Japan. This new series is ...
Worcester, MA – Allegro MicroSystems, LLC introduces a new Hall-effect based integrated circuit (IC) that provides a user-friendly solution for true zero-speed digital ring magnet and gear tooth sensing in two-wire applications. Allegro’s A1688 wheel speed sensor IC is targeted at the automotive market and contains industry leading feat...
Worcester, MA – Allegro MicroSystems, LLC introduces a new N-channel power MOSFET driver capable of isolating a three phase load by controlling the in-phase isolation MOSFETS. Allegro’s A6861 motor driver IC is intended for automotive systems that must meet Automotive Safety Integrity Level (ASIL) requirements. Key applications inc...
Worcester, MA – Allegro MicroSystems, LLC introduces a new automotive 2.0 A buck regulator that is designed to provide the low power supply requirements of next generation car audio and infotainment systems. Allegro’s A8585 device is a high-efficiency converter targeted at the automotive and industrial markets with end applications to i...
Worcester, MA – Allegro MicroSystems, LLC announces the release of a unique dual-output sensor solution that provides a single IC to rotational position sensing applications with a ferrous gear target. Providing a single IC allows for uncomplicated mechanical design and installation and provides the capability to sense much smaller or higher ...
Worcester, MA – Allegro MicroSystems, LLC announces a new dual converter for multiple output systems. Allegro’s AEC-Q100 qualified A8651 is a dual 2 A, low VIN, synchronous regulator with an adjustable frequency, integrated highside, P-channel MOSFET and a low-side, N-channel MOSFET. The A8651 incorporates current-mode control...
Worcester, MA – Allegro MicroSystems, LLC introduces a new optimized Hall-effect sensing IC that provides a user-friendly solution for digital ring-magnet sensing, or when coupled with a magnet, ferromagnetic target sensing, in three-wire applications. The small device package can be assembled into applications for use in conjunction with a w...
Worcester, MA - Allegro MicroSystems, LLC announces a new synchronous buck converter capable of delivering high current due to low RDS(on) internal switches. Allegro’s A8672 utilizes valley current mode control, allowing very short on-times to be achieved. This makes it ideal for applications that require very low output voltages, relati...
Worcester, MA – Allegro MicroSystems, LLC, a leader in developing, manufacturing, and marketing high-performance semiconductors, announced today it was named a finalist in UBM Tech’s EE Times and EDN Annual Creativity in Electronics (ACE) Awards (http://ubm-ace.com) for their product innovation within the LEDs and Lighting category. Al...
Worcester, MA – Allegro MicroSystems, LLC introduces the first digital current sensor IC targeted at server, telecom, and power monitoring current sensor IC applications within the industrial, consumer and computer markets. Allegro’s ACS764 fully integrated Hall-effect current sensor IC is designed for applications that require digital ...
Worcester, MA – Allegro MicroSystems, LLC introduces a unique addition to Allegro’s camshaft sensor family of products. As a single element, non-TPOS sensor it provides first falling edge detection, high running-mode edge accuracy, and direction/orientation insensitivity over the full operating range of air gap, speed, and temperature. ...
Worcester, MA – Allegro MicroSystems, LLC introduces a new linear, Hall-effect sensor IC specifically designed for applications that require medium accuracy in a very small package. Allegro’s A1304 is a factory trimmed one-time programmable (OTP-ROM) 3.3 V linear Hall-effect sensor integrated circuit that eliminates the need f...
Worcester, MA – Allegro MicroSystems, LLC introduces a new family of off-line PWM controllers that incorporate both a sense MOSFET and a current mode PWM controller IC. This new series is offered by Allegro and manufactured and developed by Sanken Electric Co., Ltd. in Japan. The STR4A100 series is targeted at the appliance, office autom...
Worcester, MA – Allegro MicroSystems, LLC announces a revolutionary unipolar, Hall-effect switch that is unlike any other competitive device on the market today. Allegro’s A1160 solution includes an integrated coil surrounding the Hall sensing element. During normal operation, the device functions as a typical unipolar switch (outp...
Worcester, MA - Allegro MicroSystems, LLC adds to its extensive portfolio of low noise block regulators (LNBRs) designed for satellite receivers in Set Top Boxes and LCD TVs. Allegro’s “Generation 5” A8300 and A8300-1 are fully integrated linear and switching voltage regulators that are specifically designed to provide the po...
Worcester, MA – Allegro MicroSystems, LLC introduces a new product evaluation kit for their A4915 three-phase MOSFET controller IC to assist customers during the design process. With on-chip hall commutation and a unique SPEED control input, spinning a motor with Allegro’s A4915 couldn’t be easier. The SPEED input takes an an...
Worcester, MA – Allegro MicroSystems, LLC announces the release of three new switch mode power supplies. The C, HWB and SWF series have been designed with a user-configurability feature to prevent customers from replacing the entire set of power supplies making it much easier to change specifications. All three series are targeted...
Worcester, MA – Allegro MicroSystems, LLC announces a new thermally enhanced, fully integrated, hall-effect-based, high precision linear current sensor IC to their existing portfolio. Allegro’s ACS770 device consists of a precision, low-offset linear Hall circuit with a copper conduction path located near the die. Applied current f...
Worcester, MA – Allegro MicroSystems, LLC announces a new DC-DC converter module series that is targeted at the telecommunications and consumer markets. The BR300 series is non-isolated step down type DC/DC converter module. The single module includes a control IC, inductor, ceramic capacitor, and standoff pins. This module provides a co...
Worcester, MA – Allegro MicroSystems, LLC introduces a new, flexible microstepping motor driver with a built in translator for easy operation. Allegro’s A4992 is a single chip solution designed to operate bipolar stepper motors in full, half, quarter and eighth step modes, at up to 28 V (up to 50 V supply operation). At p...
Worcester, MA – Allegro MicroSystems, LLC introduces a new, dual full-bridge driver designed to operate one bipolar stepper or two brush DC motors. Each full bridge uses DMOS power devices with integrated freewheeling diodes. Peak motor current can be limited providing higher efficiency and reduced motor heating. The A4990 includes diagn...
Worcester, MA – Allegro MicroSystems, LLC announces the newest release in a family of single Low Noise Block Regulators (LNBRs) for satellite receiver applications. Allegro’s A8304 LNBR is a monolithic linear and switching voltage regulator, specifically designed to provide the power and the interface signals to an LNB down converter vi...
THIEF RIVER FALLS, Minnesota, USA – Global electronic components distributor Digi-Key Corporation, the industry leader in electronic component selection, availability and delivery, today announced a global distribution agreement with Sanken Electric Co., a leading global supplier of analog power semiconductor products. Sanken’s long hi...
Worcester, MA – Allegro MicroSystems, LLC announces the release of a new high-voltage (600 V), BLDC MOSFET gate driver IC. This new device is designed for high voltage motor control for Hybrid, Electric Vehicle and 48 V automotive battery systems such as electronic power steering, A/C compressors, fans, pumps and blowers. The A4900 will...
Worcester, MA – Allegro MicroSystems, LLC announces the release of a new POL converter module series. The BR200 series are thin POL converter modules with an industry standard exterior shape and footprint that are responsive to very high speed loads and compatible with ceramic capacitors. These POL converter modules have been designed wi...
Worcester, MA – Allegro MicroSystems, LLC announces a new programmable multi-output LED driver for LCD backlighting, instrument clusters, and daytime running lights. Allegro’s™ A8517 integrates a current-mode boost converter with internal power switch and 10 I²C programmable current sinks, and can provide 5,000:1 co...
Worcester, MA – Allegro MicroSystems, LLC announces a new adjustable frequency, high output current, PWM regulator that integrates a high-side, P-channel MOSFET and a low-side, N-channel MOSFET. Allegro’s A8650 incorporates current-mode control to provide simple compensation, excellent loop stability, and fast transient respon...
Worcester, MA – Allegro MicroSystems, LLC adds two new factory one-time programmable (OTP-ROM) linear ICs to their existing portfolio. These devices eliminate the need for customers to optimize/program the devices for their finished sensor assemblies. Allegro’s A1388 and A1389 architecturally have the ability to support a magn...
Worcester, MA– Allegro MicroSystems, LLC introduces a new three-phase MOSFET controller IC that is designed for pulse width modulated (PWM) current control of three-phase brushless DC motors. The A4915 is capable of high current gate drive for 6 all N-channel power MOSFETs. An internal charge pump ensures gate drive down to 7 V...
Worcester, MA – Allegro MicroSystems, LLC introduces a new buck regulator that offers significant flexibility in input voltage (4 to 40 V), switching frequency (250 kHz to 2.4 MHz), and output current (up to 2.5 A). Designed to provide the power supply requirements of next generation car audio and infotainment systems...
Worcester, MA – Allegro MicroSystems, LLC introduces two new factory one-time programmable (OTP-ROM) linears which eliminate the need for customers to optimize/program the devices for their finished sensor assemblies. Allegro’s A1318 and A1319 devices are targeted towards 3.3 V supply rail applications. These new devices archi...
Worcester, MA – Allegro MicroSystems, LLC announces a new dual half bridge motor driver, designed for low cost, low voltage battery operated applications. This device offers features such as Thermal Shut-down (TSD) and sleep functionality in a small package that is competitive with equivalent discrete circuits. Allegro’s A3910 is t...
Worcester, MA– Allegro MicroSystems, Inc. announces a new addition to their existing automotive qualified LED driver IC family. The new A6263 is a linear, programmable current regulator providing up to 100 mA from each of four outputs to drive arrays of high brightness LEDs. It is targeted at the automotive market with end applicati...
Worcester, MA – Allegro MicroSystems, Inc. announces the addition of a new LED driver IC to complement their existing automotive qualified LED driver IC portfolio. Allegro’s A6269 is a linear, programmable current regulator providing up to 200 mA from each of two outputs to drive arrays of high brightness LEDs. This device is ...
Worcester, MA – Allegro MicroSystems, Inc. introduces a revolutionary new package offering for Allegro’s current sensor IC family of devices. Allegro’s smallest current sensor linear IC, the ACS711, is now housed in a 0.75 mm thick low profile QFN package measuring only 3 mm x 3 mm. This new micro sized device is po...
Worcester, MA – Allegro MicroSystems, Inc. announces a new dual-channel, Hall-effect direction detection sensor IC, providing various digital output signals that indicate speed and direction of a target rotation. The Hall elements are photolithographically aligned to better than 1 μm. Maintaining accurate mechanical location between the tw...
Worcester, MA –Allegro MicroSystems, Inc. introduces a new dual analog/PWM output, one-time programmable, linear IC which allows the user to optimize the device in a finished sensor assembly. Allegro’s A1359 linear IC provides a dual tracking output, where the PWM output tracks the analog output to within a +/-3% mismatch. New appl...
Worcester, MA – Allegro MicroSystems, Inc. adds a new AEC-Q100 qualified device to their existing automotive LED driver portfolio. The A6213 is a single IC, DC-DC, buck switching regulator that provides a constant-current output of up to 3 A to drive high-power LEDs. It integrates a high-side, N-channel, MOSFET switch and includes m...
Worcester, MA – Allegro announces a new field-programmable, unipolar Hall-effect switch designed for use in high-temperature applications. The A1128 device uses a chopper-stabilization technique to eliminate offset inherent in single-element devices. Allegro’s new device has an advanced programming algorithm to simplify the custome...
Worcester, MA – Allegro MicroSystems, Inc. adds several new devices to their existing Inverter Power Module (IPM) portfolio. The SCM1240M family provides a robust, highly-integrated solution for optimally controlling three-phase motor power inverter systems and variable speed control systems. These devices were designed to conserve energ...
Worcester, MA – Allegro MicroSystems, Inc. introduces the STR2W100 and STR3A100 power IC series designed for switching power supplies. These new devices incorporate a power MOSFET and a current mode PWM controller IC in one package. Each package includes a startup circuit and a standby function in the controller, which achieves ...
Worcester, MA – Allegro MicroSystems, Inc. announces the release of a new, highly-integrated power management IC that is designed to provide the power supply requirements of next generation car audio and infotainment systems. Allegro’s A8600 device provides all the control and protection circuitry needed to produce four high curren...
Worcester, MA – Allegro MicroSystems, Inc. introduces three new automotive power management ICs that use an internal 2.2 MHz constant on-time buck pre-regulator to supply regulated outputs commonly used in automotive CAN and microprocessor controlled applications. These new devices are targeted at the automotive market for bias supp...
Worcester, MA – Allegro MicroSystems, Inc, announces a new full-bridge MOSFET controller for use with external N-channel power MOSFETs. The A4957 is designed for applications with high-power brush DC motors. It has a wide supply voltage range of 7 V to 50 V. This new device is targeted for commercial and industrial applications...
Worcester, MA – September 2012 – Allegro MicroSystems, Inc. announces the release of a new simple and efficient family of LED driver ICs that can be configured as buck or buck-boost voltage converters. The LC5220D/S LED series is offered by Allegro and manufactured and developed by Sanken Electric Co., Ltd. in Japan. This new s...
Worcester, MA and Hsinchu, Taiwan, September 20, 2012 – Allegro MicroSystems, Inc., a leader in developing, manufacturing and marketing high-performance semiconductors, and United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) ("UMC"), a leading global semiconductor foundry, today announced a strategic agreement between the two companie...
Worcester, MA – Allegro MicroSystems, Inc. announces the release of a new switching buck regulator LED driver that provides constant-current output to drive high-power LEDs. With a wide input supply voltage from 6 to 48 V, Allegro’s A6211 device integrates a high-side N-channel MOSFET switch for DC-to-DC stepdown (buck) conversion....
Worcester, MA – Allegro MicroSystems, Inc. announces a new full-bridge DC motor driver capable of continuous output currents of 1 A and operating voltages from 2.5 to 9 V. Allegro’s A3918 is a new addition to the low voltage family of motor drivers which provides a single full-bridge option to complement the dual full bridge c...
Worcester, MA – Allegro MicroSystems, Inc. adds a new DC-DC converter controller to their existing line of automotive LED lighting drivers. This new LED driver IC provides a programmable constant current output for driving high power LEDs in series. Allegro’s A6268 is targeted at both the automotive and industrial markets with end appli...
Worcester, MA – Allegro MicroSystems, Inc. introduces an automotive version of their existing A4950 full-bridge motor driver IC. Allegro’s A4950 was designed for pulse width modulated (PWM) control of DC motors and is now capable of peak output currents to ±3.5 A and operating voltages to 40 V. These design updates were...
Worcester, MA – Allegro MicroSystems, Inc. announces a new three phase brushless DC motor driver IC with BEMF sensing for commutation control. Allegro’s A4942 device has a maximum operating voltage is 16 V at up to 1.45 A. This new fan driver is targeted at the industrial and office automation markets and was designed for...
Worcester, MA – Allegro MicroSystems, Inc. announces a new integrated power IC that is designed to supply the motor driver and power supply requirements for office automation such as printers and scanners as well as industrial applications. Allegro’s A3998 incorporates two high current, high performance, DMOS full-bridge outputs th...
Worcester, MA – Allegro MicroSystems, Inc. announces a new current sensor IC that provides an economical and precise solution for AC or DC current sensing in 3.3 V supply applications. This new device is targeted at the automotive and industrial markets. Typical applications include motor control, load detection and management, powe...
Worcester, MA – Allegro MicroSystems, Inc. announces a new programmable stepper motor driver IC with improved programmability and diagnostics. The A4979 is a flexible microstepping motor driver with built-in translator for easy operation. It is a single-chip solution, designed to operate bipolar stepper motors in full-, half-, quarter- a...
Worcester, MA – Allegro MicroSystems, Inc. announces a fixed frequency, multiple-output supply for LCD display bias. The A8601 is Automotive Grade AEC Q-100 qualified and targets infotainment applications. It has a rich feature set that includes five regulated outputs from one low-voltage supply. The device was designed to address the ne...
Worcester, MA – Allegro MicroSystems announces the release of a new bipolar switch designed with a high speed chopping circuit to null out offsets and dramatically improve switching repeatability. Allegro’s A1250 is an extremely temperature-stable and stress-resistant Hall-effect, bipolar switch. This device is especially suited fo...
Worcester, MA – Allegro MicroSystems, Inc. expands their family of Low Noise Block Regulators (LNBRs) designed for satellite receivers in Set Top Boxes and LCD TVs. Allegro’s A8303 is a single channel LNBR that utilizes small ceramic capacitors (instead of electrolytic) within the boost regulator control. The end result is a lower-...
Worcester, MA – Allegro MicroSystems, Inc. introduces the LC5540LD/LF single stage power factor corrected off-line LED driver IC series which is manufactured and developed by Sanken Electric Co., Ltd. in Japan. The robust functions within these single stage converters have been developed to simplify system designs. This new series is targeted...
Worcester, MA – Allegro MicroSystems, Inc. announces an open loop Hall-effect sensor IC with near closed loop performance (in accuracy and bandwidth). Allegro’s ACS716 current sensor IC provides an economical and precise means for current sensing applications in industrial, commercial, and communications systems. The device is offe...
Worcester, MA – Allegro MicroSystems, Inc. introduces a new motor driver IC designed to drive one winding of a bipolar stepper motor in a microstepping mode. The outputs of Allegro’s A4975 are rated for continuous output currents to ±1.5 A and operating voltages to 50 V. Internal pulse width modulated (PWM) current control combined w...
Worcester, MA - Allegro MicroSystems, Inc. announces a new series of off-line, quasi-resonant switching regulators. This new series was developed to eliminate the requirement of a dedicated power supply to the standby circuits, by reducing the input power requirement at no load to 30 mW or less for 100 VAC input and to 50 mW or less for 230 VAC. Th...
Worcester, MA – Allegro MicroSystems, Inc. announces a robust, dual –channel low-noise block (LNB) regulator with an adjustable current limit and improved diagnostics requiring minimal supply current. Intended for analog and digital satellite receivers, this dual low noise block converter regulator (LNBR) is a monolithic linear and swi...
Worcester, MA – Allegro announces a new full-bridge motor driver IC that is designed for bidirectional pulse width modulated (PWM) current control of inductive loads and is capable of continuous output currents to ±1.5 A and operating voltages to 50 V. Allegro’s A4973 has an internal fixed off-time PWM current-control circuitry that ...
Worcester, MA – Allegro MicroSystems, Inc. introduces a new single-output white LED (WLED) driver designed for backlighting LCD displays for both automotive and consumer designs and the associated application, performance and protection requirements. Allegro’s A8513 integrates a current-mode boost converter with an internal power switch and on...
Worcester, MA – Allegro MicroSystems, Inc. announces the release of a new dual, full-bridge PWM motor driver IC targeted at the office automation, automotive, industrial and consumer markets. Allegro’s A4970 motor driver IC utilizes a DMOS output technology that drives both windings of a bipolar stepper motor or bidirectionally control...
Worcester, MA - Allegro MicroSystems, Inc. introduces a new linear Hall-effect sensor IC with a wide ambient temperature range of 40°C to 150°C. Allegro’s A1357 device is a high precision, customer programmable, Hall-effect linear IC with a pulse width modulated (PWM), current sourced (2-wire) output. The duty cycle (DC) of the PWM out...
Worcester, MA - Allegro MicroSystems, Inc. introduces the next-generation devices in a family of single and dual LNB supply and control voltage regulators designed for satellite receivers in Set Top Boxes and LCD TVs. These single and dual low noise block converter regulators (LNBR) are fully integrated linear and switching voltage re...
Worcester, MA – Allegro MicroSystems, Inc. announces a new, two-wire, Hall-effect latch that is programmed at the factory to optimize the magnetic switch point accuracy. The A1244 Hall-effect latch uses the same patented high frequency, 4-phase, chopper-stabilization technique that is used on complementary devices in this family (unipolar s...
Worcester, MA – Allegro introduces a new three-phase, sensorless, brushless DC (BLDC) motor controller for use with external N-channel power MOSFETs that is designed for various pump, blower and cooling fan automotive applications. The motor is driven using block commutation (trapezoidal drive) where phase commut...
Worcester, MA — Allegro MicroSystems, Inc. announces the release of a new family of automotive-grade, high-current LED driver ICs with extensive diagnostics and protection features. The A6265, A6266 and A6267 are DC-DC converter controllers, with the A6265/A6267 configurable as either boost or buck-boost and the A6266 in boost onl...
Allegro MicroSystems, Inc. adds a new low side MOSFET pre-driver IC to complement their existing automotive pre-driver portfolio. Allegro’s A3944 is a programmable 6 channel low side MOSFET control IC, with a 50 V rating on drain feedback inputs, making this device suitable for use in automotive diesel applications. Due to the extens...
Worcester, MA - Allegro MicroSystems, Inc. announces the release of two devices that complement the next generation family of fully-integrated single, full-bridge motor driver ICs. Allegro’s A4952 and A4953 are designed for use in brush DC motor drive applications and are rated for peak output currents to ±2 A, and operating voltages to 4...
Worcester, MA – Allegro announces a new automotive grade three phase MOSFET pre-driver IC targeted at BLDC motors commonly found in electronic power steering systems, engine cooling fans, transmission actuators and hydraulic pumps. Allegro’s A4933 is primarily targeted at extreme applications where high power, high torque and high temperature ...
Worcester, MA – Allegro MicroSystems, Inc. announces two new multi-output LED drivers for LCD backlighting. The A8502 and A8514 integrate a current-mode boost converter with internal power switch and multiple current sinks. The LED sinks can be paralleled to-gether to achieve even higher LED currents. They are capable of operating from a ...
Worcester, MA - Allegro MicroSystems, Inc. announces a new unipolar two-phase constant-current mode motor driver IC which is manufactured and developed by Sanken Electric Co., Ltd. in Japan. The SI-7321M features an efficient unipolar driver design for full- and half-step operation, and 1/4 , 1/8 , and 1/16 microstepping. The clock-in type input in...
Worcester, MA - Allegro MicroSystems, Inc. introduces a new fully integrated single full-bridge DMOS motor driver IC with over-current protection (OCP), internal adjustable pulse-width-modulation (PWM), and a fully integrated charge pump. Allegro’s A4950 is intended for use as a DC brush motor driver with continuous output currents up to 2.5 ampere...
Worcester, MA - Allegro MicroSystems, Inc. announces two new robust automotive grade buck regulators with high switching frequency and output current, each integrating a low resistance, high-side, N-channel MOSFET. Allegro’s A8582/A8583 devices incorporate current-mode control to provide excellent loop stability and transient response. These new de...
Worcester, MA - Allegro MicroSystems, Inc. announces a complete three phase brushless DC motor pre-driver with outputs for direct high current gate drive of an all N-channel power MOSFET three phase bridge with a maximum supply voltage of 38 V. The A4938 includes Hall element inputs, a sequencer for commutation control, fixed off time pulse width m...
Worcester, MA - Allegro MicroSystems, Inc. introduces two new flexible microstepping motor drivers each with a built-in translator for easy operation. They both encompass a single-chip solution, designed to operate bipolar stepper motors in full-, half-, quarter- and sixteenth-step modes, at up to 28 V and ±1.4 A. The A3981 and&nbs...
Worcester, MA - Allegro MicroSystems, Inc. announces a new dual DMOS full bridge motor driver IC targeted at the office automation and consumer and industrial markets. Designed for pulse width modulated (PWM) control of two DC motors, the A4954 is capable of peak output currents to ±2 A and operating voltages to 40 V. Integrated charge pump capacit...
Worcester, MA – Allegro MicroSystems, Inc. announces a new three-phase, sensorless, brushless DC motor driver IC to complement their existing family of brushless DC devices. Allegro’s new A4934 offers sensorless commutation, a wide supply voltage range, 1.25 A peak output current, -40°C to 105°C operating temperature range, lock detection with auto...
Worcester, MA – Allegro MicroSystems, Inc. introduces a new line of user-programmable, two-wire, unipolar, Hall-effect switches to complement its existing family of devices used in seat belt buckle, seat position, and shift selector (PRNDL) applications. These new devices are targeted to serve the automotive market, because they include improved hi...
Worcester, MA – Allegro MicroSystems, Inc. introduces a new line of two-wire, unipolar, Hall-effect switches to complement its existing family of devices used in seat belt buckle, seat position, and steering lock applications. These new devices are targeted to serve the automotive market, because they include improved high voltage transient protect...
Worcester, MA – Allegro MicroSystems, Inc. introduces a new user-programmable linear Hall-effect sensor IC with pulse width modulated output. The A1356 complements Allegro’s existing line of linear devices with PWM outputs by offering a device with significantly higher carrier frequency of 2 kHz. This new device targets gear detection, fork, clutch...
Worcester, MA – Allegro MicroSytems, LLC introduces a new Hall-effect linear current sensor IC that provides economical and precise solutions for AC or DC current sensing in low-voltage audio, communications systems, white goods, and automotive applications. Typical applications include circuit protection, current monitoring, and motor and in...
Worcester, MA – Allegro MicroSystems, Inc. announces a new high voltage three-phase motor driver family in a small package that minimizes board space and expands the use of inverter technology (variable speed control) in low power motor drivers. Allegro’s new SX68000M series is targeted at the white good appliance and industrial markets. Alleg...
Worcester, MA – Allegro MicroSystems, Inc. introduces a new multi-output white LED driver for LCD backlighting in consumer and industrial displays. Allegro’s new A8515 device has advanced protection features to provide optimized viewing. It integrates a current-mode boost converter with internal power switch and two current sinks. The boost c...
Worcester, MA – Allegro MicroSystems, Inc. announces a new three-phase, sensorless, brushless DC motor driver IC to complement their existing family of brushless DC devices. Allegro’s new A4941 offers sensorless commutation, a wide supply voltage range, 1.25 A peak output current, -40°C to 105°C operating temperature range, lock detection with auto...
Worcester, MA – Allegro MicroSystems, Inc. announces a new family of constant current LED drivers designed to address the emerging requirements of the internal and external illumination applications within the automotive market. Allegro’s A6261/A6262/A6264 four-channel led driver devices have been fully qualified to the highest levels of automotive...
Worcester, MA – Allegro MicroSystems, Inc. announces a new dual-phase DCM interleaved PFC controller IC targeted at the telecom, server, home appliance and industrial markets. Allegro’s SSC2101S is designed specifically for active power factor correction (PFC) converters. When compared to other solutions on the market today Allegro&rsqu...
Worcester, MA – Allegro MicroSystems, Inc. introduces a new low-current BiCMOS photoelectric smoke detector circuit with ultra-low standby current allowing an average 10-year battery life. Allegro’s A5303 device can be used with an infrared optical chamber to sense light scattered from smoke particles. A networking capability allows units to be int...
Worcester, MA – Allegro MicroSystems, Inc. introduces two new motor driver ICs to complement their existing motor driver family. Allegro’s A4986/A4987 devices are dual DMOS full-bridge stepper motor drivers with parallel input communication and overcurrent protection. Each full-bridge output is rated up to 35 V and ±2 A...
Worcester, MA – Allegro MicroSystems, Inc. has introduced a new three-phase brushless DC motor pre-driver with outputs for direct high current gate drive of an all N-channel power MOSFET three phase bridge with a maximum supply voltage of 38 V. Allegro’s A4936 device has three Hall-element inputs, a sequencer for commutation control, fixed off-time...
Worcester, MA – Allegro MicroSystems, Inc. announces a new dual-channel, bipolar switch with two Hall-effect sensing elements, each providing a separate digital output for speed and direction signal processing capability. The Hall elements are photolithographically aligned to better than 1 µm. Maintaining accurate mechanical location between the tw...
Worcester, MA – Allegro MicroSystems, Inc. announces a new multi-output WLED/RGB driver for LED backlighting of LCD Monitors and Televisions. This new device integrates a boost controller that operates in constant frequency (programmable) current mode control, driving an external MOSFET. It integrates six internal current-sinks capable of up to 80&...
Worcester, MA – Allegro MicroSystems, Inc. announces the expansion of their microstepping motor driver line to include four new devices that require fewer external components and utilize a simple STEP and Direction interface. Allegro’s A4982/A4984/A4985 and A4988 devices are complete microstepping motor drivers with a built-in translator for easy o...
Worcester, MA – At a ceremony today, representatives of the Toxics Use Reduction Act (TURA) Program and state legislators presented Allegro MicroSystems, Inc. with an award to acknowledge the company’s environmental leadership. Allegro MicroSystems, an employer of 500 people in Worcester, Massachusetts, is one of 17 companies across the Commonwea...
Worcester, MA – Allegro MicroSystems, Inc. adds several new devices to their existing line of Hall-effect latches. The A1225/A1227 and A1229 devices are extremely temperature-stable and stress resistant sensor ICs especially suited for operation over extended temperature ranges to 150°C. The intent of these latches is to provide a more robust produ...
Worcester, MA - Allegro MicroSystems, Inc. announces two new Xenon photoflash charger ICs with robust features in an extremely small footprint. The new A8732 and A8735 represent the latest generation of drivers that are designed to meet the needs of ultra low power, small form factor cameras, including camera phones. Size and cost are m...
Worcester, MA – Allegro MicroSystems, Inc. introduces a new high power LED driver with output disconnect for backlighting medium LCD displays. This new driver is a robust solution targeting numerous applications within the automotive market. Typical applications include in-dash navigation systems, automotive infotainment, and back-up camera display...
