Computer Applications

Allegro’s New Green BLDC Fan Driver Lowers Data Center Energy Use and Improves Safety

Nov 12, 2019

Allegro’s New Green BLDC Fan Driver Lowers Data Center Energy Use and Improves Safety

Allegro MicroSystems Launches QuietMotion Family of Code-Free FOC Sensorless BLDC Fan Drivers

Jan 28, 2019

Allegro MicroSystems, a leader in power and sensing solutions for motion control and energy efficient systems, today announced the launch of the company’s QuietMotion family. This family consists of the first-to-market Field Oriented Control (FOC) brushless DC (BLDC) electric motor controllers that ...

Improve Server Efficiency with Advanced Control Electronics

Electronic devices allow inexpensive management of server components with minimal contributions to thermal signature, power draw, or physical size. Some, such as the Allegro MicroSystems A4942 three-phase sensorless BLDC fan-motor driver chip, are small enough to fit onto the hub PCB of mini ducted ...

Hall-Effect IC Applications Guide

Allegro MicroSystems uses the latest integrated circuit technology in combination with the century-old Hall effect to produce Hall-effect ICs. These are contactless, magnetically activated switches and sensor ICs with the potential to simplify and improve electrical and mechanical systems. what is ...

Techniques to Minimize Common-Mode Field Interference When Using Allegro Current Sensor ICs (ACS724 and ACS780)

Allegro MicroSystems current sensor ICs can be divided into three main groups: sensors that need an external magnetic core, sensors that have a core built into the package, and sensors that have an integrated current-carrying loop but no core. This application note will discuss the mechanism of CMR ...

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.