Automotive

Innovation with Purpose: Engineering the Future of Mobility

The automotive industry is undergoing a profound transformation, driven by the imperatives of electrification, autonomy, and sustainability. At Allegro MicroSystems, we are at the heart of this evolution. As the global leader in magnetic sensing and a pioneer in application-specific power ICs, we deliver intelligent solutions that are moving the world toward a safer, more sustainable future. Our 'automotive-first' mindset and unwavering commitment to quality and functional safety make us the trusted partner for designing the next generation of vehicles.

Browse by application

xEV Powertrains

Market-leading current sensors and isolated gate drivers solving EV range, charging, and safety for smaller, more efficient high-voltage systems.

Conventional Powertrain

High-accuracy cam and crankshaft sensors for advanced combustion, improving fuel economy and reducing CO₂ emissions in cleaner, more efficient engines.

Safety and ADAS

ASIL-compliant sensing and power solutions providing the fail-operational performance required for safety-critical systems on the journey to zero accidents.

Body Electronics

Design intelligent, reliable, and connected systems for lighting, climate control, seat positioning and other in-cabin electronics.

Transportation

Allegro supports both ICE and electric-powered personal, commercial, and industrial vehicles with robust, efficient solutions built for real-world conditions.

Partners in innovation

Discover how to overcome customer challenges and foster innovation with strong partnerships. Download the case study

GHSP and Allegro MicroSystems' long-standing partnership has redefined EV design, pushing boundaries with cutting-edge technologies. Their advanced sensors and haptic controls enable seamless, intuitive interfaces that elevate the driving experience, setting new standards for in-vehicle experiences and shaping the future of electric mobility.

“Together, Allegro and GHSP equals innovation. Combining our expertise, industry experience, and long history of delivering quality products has brought both our companies success. It’s a winning partnership, and we plan to continue working with Allegro for years to come.”

- Dan Dawiedczyk, GHSP President

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Documentation & Resources

Shifting the Future of Electric Vehicles

Shifting the Future of Electric Vehicles

The technology used in eVibe’s system started out as antivibration control for gas-powered vehicles. But as the market for personal vehicles began to shift toward electric, GHSP redirected its efforts.

Magnetic Sensor ICs Offer Integrated Diagnostics for ASIL Compliance

Technical Article

Magnetic Sensor ICs Offer Integrated Diagnostics for ASIL Compliance

The ever-evolving requirements of the automotive, industrial, and commercial markets for increased reliability and functionality will continue to drive demand for electronic content, including non-contact magnetic sensor ICs with diagnostics.

Brochure: Innovative Solutions for Vehicle Electrification

Brochure: Innovative Solutions for Vehicle Electrification

From high-voltage (HV) inverters and traction motors, to HV converters and transmissions, to on-board chargers (and beyond), our portfolio includes a suite of current sensors, gate drivers, DC-DC regulators, and power management integrated circuits (PMICs) for a multitude of electrified vehicle (EV) applications.

Common Driver Platform for 12V and 48V Systems Simplifies EV Starter Generator Designs

Technical Article

Common Driver Platform for 12V and 48V Systems Simplifies EV Starter Generator Designs

This article discusses how using a common platform for both 12V and 48V starter generator systems will simplify and ease the transition to 48V solutions, as the electrical revolution continues to transform the automotive industry.

Top Motor Braking Trends In The Automotive Industry

Top Motor Braking Trends In The Automotive Industry

This whitepaper examines the most promising trends in electronic braking and introduces our sensor IC solutions for automotive applications.

AMT49100 & AMT49101: How to Enable / Disable the Buck Regulator

Application Note

AMT49100 & AMT49101: How to Enable / Disable the Buck Regulator

AN296217 - This application note describes how to switch between buck enabled and buck disabled operation on any variant of the AMT49100 or AMT49101 gate diver family.

Design Considerations in Selection of Converter Configuration for Automotive LED Headlight Applications

Application Note

Design Considerations in Selection of Converter Configuration for Automotive LED Headlight Applications

This application note discusses LED headlights for two-wheelers, passenger vehicles, commercial vehicles, and mild hybrid vehicles, and explores battery voltage and power requirements for the headlights used in these vehicles.

Allegro Company Overview

Allegro Company Overview

Our Energy Efficient ICs are at the Core of Sensing, Regulating, and Driving All Electrical and Electronic Equipment.

Driving Innovation: How GHSP and Allegro MicroSystems are Shaping the Future of Electric Vehicles

Driving Innovation: How GHSP and Allegro MicroSystems are Shaping the Future of Electric Vehicles

In the rapidly evolving world of electric vehicles (EVs), GHSP, a leading provider of mechanical and electromechanical systems, has been on the forefront of innovation.

Enabling New Levels of Performance and Safety in Magnetic Sensors with xMR

Technical Article

Enabling New Levels of Performance and Safety in Magnetic Sensors with xMR

P0224: This article compares Hall-effect and magnetoresistance sensor technologies and discusses solutions to leverage these to minimize tradeoffs and meet the requirements of the most advanced emerging automotive and industrial automation applications.

Six Things to Consider When Building ADAS

Technical Article

Six Things to Consider When Building ADAS

Emerging trends in the automotive industry place greater demand on automakers to enhance automobiles’ safety and drivability. Discussed below are six essential considerations that engineers should look at when designing vehicles with cutting-edge ADAS.

The Future of Automotive Wheel Sensing with GMR

Technical Article

The Future of Automotive Wheel Sensing with GMR

P0083 - With the rise of vehicle electrification, computerized control systems, and subsystem reliability monitoring, it has become essential for systems to have accurate rotational information for each wheel of the vehicle.

Solving the Challenges of Increasing Power Density by Reducing Number of Power Rails

Technical Article

Solving the Challenges of Increasing Power Density by Reducing Number of Power Rails

P0243 - This article overviews challenges associated with high-power-density solutions and the technologies that best enable the desired outcome.

Racing to Meet the Challenges of Electrification

Technical Article

Racing to Meet the Challenges of Electrification

Governments around the world, including the European Union and the 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.

Differential Hall-Effect Sensors: Safer and More Reliable for Two-Wheelers of the Future

Application Note

Differential Hall-Effect Sensors: Safer and More Reliable for Two-Wheelers of the Future

AN296173 - The use of electronic controls for engine, transmission, and wheel speed in two- and three-wheeled vehicles is growing, particularly in developing nations. This trend is largely driven by mandates to improve air quality, fuel efficiency, and vehicle safety worldwide.