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Allegro MicroSystems, LLC.

- Allegro MicroSystems, (Allegro) is a leader in developing high-performance power and sensing semiconductors. Allegro's innovative solutions serve high-growth applications within the automotive market, with additional focus on industrial and consumer/computing solutions. Allegro is headquartered in Manchester, New Hampshire (USA) with design, applications, and sales support centers located worldwide.

Newest Products View All (85)

Image of ALT80600 4-Channel LED driver

ALT80600 4-Channel LED Driver

Allegro MicroSystems' ALT80600 is a 4-channel LED driver capable of up to 120 mA with a total LED current capability of 480 mA.

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Image of Allegro ACS732/3 Galvanically Isolated Current Sensor IC

ACS732/3 Galvanically Isolated Current Sensor IC

The ACS732 and ACS733 from Allegro Microsystems offer high isolation, high bandwidth Hall-effect-based current sensing.

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Image of Allegro's A4928KLPTR-T Half Bridge MOSFET

A4928KLPTR-T Half-Bridge MOSFET

Allegro MicroSystems' A4928 is an N-channel power MOSFET driver capable of controlling MOSFETs connected in a half-bridge arrangement.

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Image of Allegro's ACS70331 Current Sensor ICs

ACS70331 Current Sensor ICs

Allegro's ACS70331 high sensitivity current sensor ICs are for sensing up to 5 A (DC or AC) and operate from a 3.3 V power supply.

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Image of Allegro Microsystems' ALT80800 AEC-Q100, 2 A Synchronous Buck LED Driver

ALT80800 AEC-Q100, 2 A Synchronous Buck LED Driver

Allegro Microsystems' ALT80800 is a single-IC synchronous buck switching regulator which provides constant-current output to drive high-power LEDs.

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Image of Allegro MicroSystems A4919 Three-Phase MOSFET Driver IC with On-Board Regulator

A4919 Three-Phase MOSFET Driver IC with On-Board Regulator

Allegro MicroSystems A4919 is a three-phase controller with an integrated regulator for use with N-channel external power MOSFETs.

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Product Training Modules View All (9)

ACS726 Hall-effect based current sensor

ACS726 Hall-effect Based Current Sensor

Duration: 10 minutes

The ACS726 is the first product in Allegro’s family of current sensors to include a fully differential output signal.

ACS764 Hall-effect Based Current Sensor IC

ACS764 Hall-effect Based Current Sensor IC

Duration: 5 minutes

Designed for applications that require digital current sending and reporting through an I²C bus.

A49xx Stepper Motor Driver ICs

A49xx Family of Stepper Motor Driver ICs

Duration: 10 minutes

Complete microstepping motor drivers with a built-in translator for easy operation and overcurrent protection, reducing rework costs in operations.

Current Sensor ICs

Current Sensor ICs

Duration: 5 minutes

Line of fully integrated Hall-effect current sensor ICs providing highly accurate output voltage signals proportional to the current that is being applied.

Featured Videos View All (4)

A1569: A Single Chip LED Lighting Solution with Integrated Hall-Effect Switch

The A1569 is a highly integrated solution that combines a Hall-effect switch with a linear, programmable current regulator, providing up to 150 mA to drive one or more LEDs.

Publish Date: 2016-11-18

Allegro A4915 Full Version

Allegro A4915 Full Version

Publish Date: 2014-10-02

Allegro A4915 Demo Board

Allegro A4915 Demo Board

Publish Date: 2014-10-02

ACS712 Low-Noise 2100 VRMS Hall-Effect Current Sensor IC

The Allegro ACS712 provides economical and precise solutions for AC or DC current sensing in industrial, commercial, and communications systems

Publish Date: 2014-05-09