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What We Do

Electric car charging
SENSE
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REGULATE
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DRIVE

New Products

Self-Powered Single-Channel Isolated GaNFET Gate Driver with Power-Thru Integrated Isolated Bias Supply

AHV85110

The AHV85110 isolated gate driver is optimized for driving GaNFETs in multiple applications and topologies.

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Allegro 4-Pin KT package

ACS37601

The ACS37601 is the most advanced linear Hall-effect sensor IC for core-based current sensing ever developed by Allegro.

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Allegro LH-UA Packaging

APS12202 and APS12212

Hall-effect latches are suited for operation over extended temperature ranges (up to 150°C).

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Allegro 2-Pin SIP UB Package

A19351

AK Protocol GMR magnetic speed sensor automotive wheel speed, capable of large air gaps and ultra low jitter, developed for ISO 26262 ASIL B(D)

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Applications

Automotive

Safe. Reliable. Respected partner to OEMs around the world. See how this global automotive leader can offer you a competitive edge.

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Industrial

We can sense it. We can move it. Our complete portfolio of products enables intelligent motion in your industrial applications.  

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Energy and Infrastructure

Our high-performance power and sensing solutions help you improve reliability, safety, and energy efficiency in green energy applications and grid infrastructure.

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Consumer

From gaming consoles to smart appliances to robotic vacuums—design reliable, high performance consumer products with Allegro.

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Applications

Automotive

Safe. Reliable. Respected partner to OEMs around the world. See how this global automotive leader can offer you a competitive edge.

Learn More

Industrial

We can sense it. We can move it. Our complete portfolio of products enables intelligent motion in your industrial applications.  

Learn More

Energy and Infrastructure

Our high-performance power and sensing solutions help you improve reliability, safety, and energy efficiency in green energy applications and grid infrastructure.

Learn More

Consumer

From gaming consoles to smart appliances to robotic vacuums—design reliable, high performance consumer products with Allegro.

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Our Technology

Allegro has pioneered several major advances in the field of Hall-effect sensor ICs and we are one of few IC manufacturers that directly integrate GMR technology on top of our semiconductor wafers—improving reliability and simplifying design.

Our new cutting-edge tunneling magnetoresistance (TMR) effect technology combined with the company’s vertical Hall technology (VHT) offers designers superior heterogeneous redundant sensor solutions that deliver industry-leading accuracy for advanced levels of automation in the automotive and robotic industries.

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Our Technology

Allegro has pioneered several major advances in the field of Hall-effect sensor ICs and we are one of few IC manufacturers that directly integrate GMR technology on top of our semiconductor wafers—improving reliability and simplifying design.

Our new cutting-edge tunneling magnetoresistance (TMR) effect technology combined with the company’s vertical Hall technology (VHT) offers designers superior heterogeneous redundant sensor solutions that deliver industry-leading accuracy for advanced levels of automation in the automotive and robotic industries.

Learn more

News Update

Allegro MicroSystems to Acquire Crocus Technology to Accelerate Innovation in TMR Sensing Technology

News

Allegro MicroSystems to Acquire Crocus Technology to Accelerate Innovation in TMR Sensing Technology

August 08, 2023

Allegro MicroSystems Inc., today announced that it has signed a definitive agreement to acquire Crocus Technology for $420 million in cash.

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Allegro MicroSystems Introduces New Isolated Gate Driver IC to Enable Leading Power Conversion Density

News

Allegro MicroSystems Introduces New Isolated Gate Driver IC to Enable Leading Power Conversion Density

July 11, 2023

Allegro Microsystems today announced the launch of its new Power-Thru isolated gate driver (AHV85110).

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Allegro MicroSystems Announces Industry’s First ASIL C Safety Rated Field Current Sensor for Electric Vehicle Powertrain Systems

News

Allegro MicroSystems Announces Industry’s First ASIL C Safety Rated Field Current Sensor for Electric Vehicle Powertrain Systems

March 08, 2023

Allegro MicroSystems today announces the release of samples for the ACS37601, an ASIL C safety rated, high-precision, field current sensor with best-in-class accuracy for traction and auxiliary inverter systems.

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Allegro MicroSystems Receives Three Auto Manufacturer Awards For Outstanding Customer Support and Supply-Chain Management

News

Allegro MicroSystems Receives Three Auto Manufacturer Awards For Outstanding Customer Support and Supply-Chain Management

January 30, 2023

Allegro Microsystems announced that it has received several automotive manufacturer awards for its commitment to Customer Support and Supply-Chain Management.

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