Magnetic Sensing and Power IC Solutions

We are a leader in global semiconductor technology with superior sensing and power solutions that drive e-mobility, clean energy and automation forward.

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What We Do

Our solutions are at the heart of functions that Sense, Regulate and Drive electro-mechanical systems.

Our products are in automotive powertrain and safety systems, in hyperscale data centers and the automation enabling efficient factories. Whether you drive a vehicle, use cloud data services or receive a package delivery, you are benefiting from our technology.

Sensor ICs

Accurately measure current in a circuit, measure linear position, angular movement, rotational speed and more.

All sensor products

Regulator ICs

Translate power from high to low voltages and regulate them to safely and reliably power electrical devices and systems.

All regulator products

Driver ICs

Simplify design, reduce board space and lower costs. Embedded motion control algorithms improve your motor performance and time to market.

All motor driver products
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The Future of Sensing Today: XtremeSense™ TMR Technology

Unprecedented performance breakthroughs in magnetic sensing.

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Customer Success Story

“Our technologies are featured in some of the most sophisticated vehicles, premium appliances and controls-driven products. Choosing Allegro MicroSystems as a partner allows us to do more.”

Andrew VanTimmeren Director of Sales, GHSP Read more
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Sensing and Power ICs for e-Mobility, Clean Energy, Cloud, and Automation


Charge faster. Drive farther. Get there safely.

Our zero-defect culture and innovative solutions boost efficiency in powertrain, safety and comfort.

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Clean Energy

Reliability and Efficiency in Harsh Environments

Highest accuracy, bandwidth and integration increase power conversion efficiency.

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Clean Energy

Cloud and Automation

Improved Thermal Efficiency and Equipment Safety

Accurate sensing and efficient motor drivers speed up automation across industries.

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Cloud Automation

We are a Global Leader in Automotive-grade Solutions that Drive Performance and Efficiency.

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