Quality Standards and Environmental Certifications

Brushless DC Drivers

Really quiet. Easy to implement. Extremely efficient. Allegro’s QuietMotion family offers the first-to-market Field Oriented Control (FOC) brushless DC (BLDC) electric motor controllers that are customer code-free. The devices are designed to provide reliable and efficient low audible noise performance while reducing design cycle time with simple parameter settings through easy to use GUI. 

Our broad offering of products developed to ISO 26262 helps our customers meet new safety-critical requirements. 

Featured Products

Allegro 24-contact QFN ES Package

A89301

The A89301 is a 3-phase, sensorless, brushless DC (BLDC) motor driver (gate driver) which can operate from 5.5 to 50 V—one of Allegro’s first QuietMotion solutions. The A89301 is ideal for ceiling fans, pedestal fans, bathroom exhaust fans and premium home appliance fans and pumps.

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24 contact QFN ES and 24 lead TSSOP LP packages

AMT49406

The AMT49406 is a 3-phase, sensorless, brushless DC (BLDC) motor driver (gate driver) which can operate from 5.5 to 50 V—ideal for ceiling fans, pedestal fans, bathroom exhaust fans and home appliance fans and pumps.

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Allegro-28-terminal-QFN-ET-and-28-pin-TSSOP-LP-packages

A4919

A unique charge pump regulator provides full (>10V) gate drive for battery voltages down to 7V and will allow the A4919 to operate with a reduced gate drive down to 5.5V. A bootstrap capacitor is used to provide the above battery supply voltage required for n-channel MOSFETs.

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Insights and Innovations

News

Allegro MicroSystems Launches Most Advanced Transmission Speed Sensor ICs

Jan 15, 2019

Manchester, NH — Allegro MicroSystems has announced the release of its most advanced transmission speed sensor family members.

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Allegro Motor Driving with Angular Sensor IC 

This application note describes recent trends in the electronic component power management industry, in particular an optimized high-brightness LED (HB LED) driver, the Allegro™ A6210 device, which provides an advanced form of power management.

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Motor Drivers

Racing to Meet the Challenges of Electrification

Governments around the world, including the European Union and United States, have placed mandatory fuel economy standards on combustion engines to reduce emissions. These initiatives will require innovative advances in technologies, driving the demand for increased efficiencies, placing ...

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Semiconductors (general)

Allegro Product Selection Guide

Sense. Regulate. Drive. Check out our device offerings and packages across all of our product families in this PDF selection guide.

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