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Introduction to Hall-Effect Switches and Conversion from Mechanical Switches

AN296192 - This application note will discuss the technical considerations necessary to aid with the replacement of an on/off mechanical switch with ...

Method for Evaluating Thermal Performance of Allegro Current Sensors in Application

AN296236 - This application note discusses the industry standard of using RΘJA to design for maximum junction temperature and why it does not apply ...

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.

New Approaches to High-Efficiency Current Sensing: Integrated Hall Sensor ICs Save Power and Space

May 02, 2022

AN296100: Allegro current sensor ICs allow design engineers to use Hall-effect based current sensor ICs in new applications where increased energy ...

Current Sensing for Power Delivery

March 11, 2022

AN296256 - This article will discuss the advantages of various current sensing methods in power delivery.

Whitepaper: Allegro ICs Based on Giant Magnetoresistance (GMR)

This whitepaper provides a basic understanding of the giant magnetoresistance (GMR) effect and how Allegro uses this technology in market-leading ICs ...

Convenient and Isolated Power Measurements via SPI or I2C using ACS71020 or ACS37800 Power Monitoring ICs

AN296180 - This application note describes the I2C and SPI interfaces on the ACS71020/ACS37800 Power Monitoring ICs from Allegro MicroSystems.

Allegro Current Sensor ICs: Unique Packaging Options for Every Thermal Budget

AN296190 - The data contained within this application note allows the user to effectively choose an Allegro current sensor package based on their ...

Brochure: Integrated Power Monitoring with the ACS37800

Allegro’s ACS37800 offers its customers the capability to easily monitor and optimize the energy efficiency of power supplies, lighting, and motor ...

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

This application note will discuss the mechanism of CMR and focus on how to best use this mechanism through optimized circuit board design and layout ...