Residential HVAC
Improve fuel efficiency and cabin comfort with Allegro’s advanced motor control solutions, including bipolar stepper drivers for flap control and MOSFET gate drivers for high-power HVAC blowers.
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AC and DC Fan Control
APS13290 – High ESD Hall-effect Latch
A1250 – High Sensitivity Commutation Sensor
ACS71240 – Phase Current Sensor IC
AMT49400 – Integrated Sensorless FOC BLDC Driver
AMT49406– Code-Free FOC Sensorless BLDC Motor Controller
A89301 – Code-Free FOC Sensorless BLDC Motor Controller
A89306 – Code-Free FOC Sensorless BLDC Motor Driver
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Drain Pump
APS13290 – High ESD Hall-effect Latch
A1250 – High Sensitivity Commutation Sensor
ACS71240 – Phase Current Sensor IC
ACS37002 – Robust Non-Ratiometric Current Sensor
A5932 – Three-Phase Sensorless Sinusoidal Fan Controller
A5947 – Three-Phase Sensorless Fan Driver
AMT49406 – Code-Free FOC Sensorless BLDC Motor Controller
A89301 – Code-Free FOC Sensorless BLDC Motor Controller
A89306 – Code-Free FOC Sensorless BLDC Motor Driver
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Featured Products
ARG81800
Ultra Low Iq, Wide Input, 2.4MHz, 1 Amp Synchronous Buck Regulator
A6217
The A6217 is a single IC switching regulator that provides constant-current output to drive high-power LEDs.
A8586
High-frequency step-down switching regulator with an integrated high-side power MOSFET
A8587
The A8587 is a high-frequency step-down switching regulator with an integrated high-side power MOSFET. It provides up to 2 A output current. The A8587 can achieve fast transient response using current-mode control and simple external compensation.
Documentation & Resources
Application Note
Position and Level Sensing Using Hall-Effect Sensing Technology
This paper introduces Hall-effect technology, then explores how it has been applied, in particular, differentiating between the primary types of Hall sensor ICs and the highly differentiated range of sensing behaviors they can support.
Application Note
Improved Performance and Features of Allegro’s Next Generation, High Power Density CB Package Current Sensors
This application note will describe the use of the new high current ACS772 Hall-effect current sensor integrated circuit (IC) from Allegro MicroSystems and will give an overview
of its features and improvements from previous Allegro high-current sensors.
Application Note
Convenient and Isolated Power Measurements via SPI or I2C using ACS71020 or ACS37800 Power Monitoring ICs
AN296180 - This application note describes the I2C and SPI interfaces on the ACS71020/ACS37800 Power Monitoring ICs from Allegro MicroSystems.
Application Note
Inductorless Buck/Boost Power Supply for Low-Power Automotive Sensor Applications
AN296247 - This article discusses the features and applications of Allegro MicroSystems’ A4480 regulator IC in automotive low-power systems specifically for sensor supply, and how the IC helps designers meet their challenging requirements.
Brochure
Brochure: Integrated Power Monitoring with the ACS37800
Allegro’s ACS37800 offers its customers the capability to easily monitor and optimize the energy efficiency of power supplies, lighting, and motor control sub-systems in connected building automation solutions while simplifying the system design.