Allegro MicroSystems, Inc. designs, develops, manufactures, and markets sensor integrated circuits (ICs) and application-specific analog power ICs for motion control and energy-efficient systems.

Its products include magnetic sensor ICs, such as position, speed, and current sensor ICs; power ICs comprising motor driver ICs, and regulator and LED driver ICs; and photonic and 3D sensing components, including photodiodes, eye-safe lasers, and readout ICs for LiDAR applications.

The company sells its products to original equipment manufacturers and suppliers primarily in the automotive and industrial markets through its direct sales force, third party distributors, independent sales representatives, and consignment.

It operates in the United States, rest of the Americas, Europe, Japan, Greater China, South Korea, and other Asian markets.

The company was founded in 1990 and is headquartered in Manchester, New Hampshire.

Allegro MicroSystems, Inc. is a subsidiary of Sanken Electric Co., Ltd.