About Allegro

Allegro MicroSystems is a global semiconductor leader in sensor and power integrated circuits (ICs). 

Allegro products are at the heart of functions that sense, regulate, and drive mechanical systems. Our products are in your car’s engine and safety systems, in hyperscale data centers and in the automation enabling efficient factories. If you drive a car, if you use cloud data services, if you receive a package delivery, you’re interacting with our technology.

+9 Allegro devices

+9

Allegro devices

in all devices

Founding members

Founding members

of US technology adviror

+650

+650

Active US partners

shipped

+11 billion

+11 billion

sensors

What We Do

With more than 30 years of experience developing advanced semiconductor technology and application-specific algorithms, Allegro is a global leader in power and sensing solutions for motion control and energy-efficient systems. Through our innovations  in e-Mobility, Clean Energy, and Automation, we are helping move the world toward a safer, more sustainable future.

Each year we ship over one billion units into these applications to support our 10,000+ customers around the globe, including over 50 automotive OEMs.  Our global engineering, manufacturing and support, combined with our agility, make Allegro a trusted partner to both large enterprises and regional market leaders worldwide.

Our leadership team drives a culture of innovation from the top, collectively holding over 100 US patents. With decades of experience in the semiconductor industry

Our Leadership

Our leadership team drives a culture of innovation from the top, collectively holding over 100 US patents. With decades of experience in the semiconductor industry

Environmental, Social, and Governance (ESG)

As a global leader in power and sensing solutions for motion control and energy-efficient systems, we’re dedicated to innovative solutions that move the world toward a safer and more sustainable future. We believe that innovative products should leave their mark on our world, but not our planet.

Our Innovations

At Allegro MicroSystems, innovation with purpose is in everything we do. We were first to market with industry-changing technologies such as chopper stabilization, and were the first to commercialize ion implantation, 1MHz current sensor surface mount ICs, and more. Today we’re moving technology—and the world—toward a safer, more sustainable future, investing in new technologies for advanced driver-assistance systems, electric vehicles, and green energy solutions. Here are just a few of the ways we’ve been helping customers around the world innovate with purpose since 1990.
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Our Partners

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Awards and Recognition

2024

2024

Forbes-2024-America’s Most Successful Mid-Cap Companies
2023

2023

Most Trustworthy Companies in America 2023
2023

2023

Electronic Maker 2023 Best Sensor ICs Manufacturer of the Year Award
2023

2023

Nexteer Automotive 2023 Superior Customer Service Award
2023

2023

Company Award Achieving $1 billion to $5 billion in annual sales – Finalist