Magnetic Speed Sensors
Vibration-Tolerant Hall-Effect Transmission Speed and Direction Sensor IC with ASIL Compliance
A19520
The A19520 offers robust speed and direction sensing for automotive transmission applications, with advanced vibration-tolerant algorithms, integrated diagnostics, and ASIL compliance for functional safety.
Product Details
Product Details
Top Features
- Differential Hall-effect sensor measures ring magnets and ferrous targets with inherent stray field immunity
- SolidSpeed Digital Architecture™ provides robust, adaptive performance with advanced algorithms that provide vibration immunity over the full target pitch
- Integrated solution includes a capacitor in a single overmolded miniature package
- Integrated diagnostics and certified safety design process
- Two-wire current source output pulse-width protocol supporting speed, direction, and error reporting
- EEPROM enables factory traceability
Target Application
- Transmission
- 2W-xEV Power
Part Number Specifications and Availability
Design Tools
Technical Documentation
Application Note
Giant Magnetoresistance versus Hall-effect: A Comparison of Technologies for Speed Sensor Applications
Application Note
Target Design for Hall Transmission Sensors
Application Note
A19520/ATS19520 Sensor IC Outputs Under Vibration Conditions
Application Note
Allegro Hall-Effect Sensor ICs
Application Note
Allegro Microsystems - Chemical Exposure of Devices
Application Note
Methods and Validation of Stray Magnetic Field Mitigation in Magnetic Speed Sensor ICs
Application Note
Fundamental Properties of Speed Sensors
Guide
Hall-Effect IC Applications Guide
Guide
Guidelines for Designing Subassemblies Using Hall-Effect Devices
Technical Article
Magnetic Sensor ICs Offer Integrated Diagnostics for ASIL Compliance
Technical Article
Integrating Hall-Effect Magnetic Sensing Technology into Modern Household Appliances
Technical Article
Back-Biased Packaging Advances (SE, SG, SH, and SJ versus SA and SB)
Technical Article