Quality Standards and Environmental Certifications

Brush DC and Stepper Drivers

Allegro provides a broad portfolio of safe and robust brush DC and stepper motor solutions. With both integrated and MOSFET gate drives our product lines are ideal for low- and high-power applications alike. Increased digital content with embedded drive algorithms simplify your implementation, while enhanced diagnostics and protection features ensure a safe and reliable solution.

Our team offers extensive knowledge of DC and stepper requirements, allowing us to design devices that meet your toughest challenges.

Featured Products

AMT49700

AMT49700 provides single step control with an adjustable microstep resolution for fine positioning and programmable motion control.

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A4955

Designed for pulse-width-modulated (PWM) control of DC motors, the A4955 is capable of 50 V operation and provides gate drive for an all n-channel external MOSFET bridge.

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A3922 Product Image

A3922

The A3922 is an N-channel power MOSFET driver capable of controlling MOSFETs connected in a full-bridge (H-bridge) arrangement and is specifically designed for automotive applications with high-power inductive loads, such as brush DC motors solenoids and actuators.

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See below for our offerings of Brush DC Motor Drivers, DC Motor Controllers and Brush Motor ICs

Insights and Innovations

Motor Drivers

Hot-Swap Testing Results for the A5977 and A5979 Microstepping DMOS Drivers

This report outlines hot-swap test results for A5977 and A5979 stepper motor drivers. To duplicate the hot-swap conditions, we have selected an IC motor supply voltage (VBB) of 24 V and motor current of 1.5 A per winding for our tests.

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Motor Drivers

Innovative Back EMF Based Stall Detection Simplifies Stepper Motor Designs

Stepper motors provide significantly more flexibility and control than traditional continuously-rotating electric motors, and they are widely used in a variety of industrial, consumer, and automotive applications. Many applications require reliable detection of reaching a mechanical end point ...

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News

Allegro MicroSystems Launches Most Advanced Transmission Speed Sensor ICs

Jan 15, 2019

Manchester, NH — Allegro MicroSystems has announced the release of its most advanced transmission speed sensor family members.

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Semiconductors (general)

Allegro Product Selection Guide

Sense. Regulate. Drive. Check out our device offerings and packages across all of our product families in this PDF selection guide.

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