Quality Standards and Environmental Certifications

Building and Factory

Building and Factory

Factory operations need to be both safe and efficient, from the rolling garage doors to the textile machines to the security systems. 

Allegro offers speed sensors, brushless DC and brush DC motor drivers, linear and angle sensors, latches and switches, and integrated currents sensors that provide the robustness and durability you need for harsh industrial environments. 

Building Automation


Rolling shades, garage doors, automated lighting—we help you make industrial buildings safer, more convenient and more efficient. See how.


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Building Automation


Rolling shades, garage doors, automated lighting—we help you make industrial buildings safer, more convenient and more efficient. See how.


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Robotics and Manufacturing Automation


Automating manufacturing processes can require a wide variety of IC solutions—including motor drivers, voltage regulators, display drivers and speed, position, torque and current sensors. See what Allegro offers to keep factories running smoothly and efficiently.


See the Application

Robotics and Manufacturing Automation


Automating manufacturing processes can require a wide variety of IC solutions—including motor drivers, voltage regulators, display drivers and speed, position, torque and current sensors. See what Allegro offers to keep factories running smoothly and efficiently.


See the Application

Security/Surveillance


Motor drivers. Position sensors. Current sensors. Allegro offers a wide variety of power and sensing solutions for your security and surveillance applications. Help your customers keep their buildings safe.


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Security/Surveillance


Motor drivers. Position sensors. Current sensors. Allegro offers a wide variety of power and sensing solutions for your security and surveillance applications. Help your customers keep their buildings safe.


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Insights and Innovations

Current Sensors

Application Note - Achieving Closed-Loop Accuracy in Open-Loop Current Sensors

Closed-loop current sensing technology is employed in many industrial and automotive applications for accurate current sensing. By employing proprietary packaging techniques and advanced integrated algorithms in a single monolithic, fully integrated current sensor IC, Allegro MicroSystems has ...

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Position Sensors

Guidelines for Using Allegro Angular Sensors

Many applications in different industries, such as in industrial automation and automotive sensors and actuators, require monitoring the angle of a rotating shaft either in an on-axis or off-axis arrangement. This application note is dedicated to a review of on-axis magnetic applications.

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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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Position Sensors

Improved Speed and Direction Sensing Using Vertical Hall Technology

The A1262 2D dual-channel Hall-effect sensor IC is offered in a 5-pin SOT23W surface-mount package, as well as a 4-pin SIP through-hole package. It features operation with traditional planar—as well as vertical—magnetic field direction.

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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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