轮速传感器 IC

Brochure: Allegro Wheel Speed Sensor ICs

Options to meet your evolving needs.

Brochure: High-Resolution GMR Wheel Sensing

The Allegro A19360 high-resolution wheel speed and distance sensor provides all the robustness of a standard differential speed sensor, but with up ...

System Advantages of High-Resolution Wheel Speed Sensing

AN296228 - With the vehicle market trending toward autonomous driving in the near future, the need for high resolution in the wheel speed sensor ...

Methods and Validation of Stray Magnetic Field Mitigation in Magnetic Speed Sensor ICs

AN296250 - This document provides an overview of the phenomena of stray magnetic fields, its various sources, solutions developed to minimize its ...

Giant Magnetoresistance versus Hall-effect: A Comparison of Technologies for Speed Sensor Applications

Allegro MicroSystems giant magnetoresistance (GMR) effect technology offerings build on lessons learned from experience with Hall-effect devices to ...

Effect of Ring Magnet Dimensions on Differential Speed Sensor Performance

AN296251 - In this application note, we describe how ring magnet dimensions affect speed sensor performance is given.

The Future of Automotive Wheel Sensing with GMR

P0083 - With the rise of vehicle electrification, computerized control systems, and subsystem reliability monitoring, it has become essential for ...

Differential Hall-Effect Sensors: Safer and More Reliable for Two-Wheelers of the Future

August 27, 2019

AN296173 - The use of electronic controls for engine, transmission, and wheel speed in two- and three-wheeled vehicles is growing, particularly in ...

Speed Sensor Protocols

AN296246 - This application note provides a detailed description of commonly used output protocols implemented in speed sensors. It also lists the ...

Fundamental Properties of Speed Sensors

The aim of this application note is to provide a solid foundation for understanding and comparing the fundamental properties of speed sensors that ...

Understanding Input Signal Variation in Sensor ICs with SolidSpeed Digital Architecture

AN29622 - This application note is to be used to aid the understanding of these datasheet line items. This specification change can be seen in the ...

Wheel Speed Sensors Operating in Harsh Environments

Wheel speed sensors (WSS) operate in harsh environments with limited shielding and temperature control. Allegro Microsystems has developed innovative ...