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
Part Number | Direction Info | Technology |
|---|---|---|
| A19520LUBBTN-FSNHPYUE | Speed and Direction | Hall |
| A19520LUBBTN-FSNHPYUE-A | Speed and Direction | Hall |
| A19520LUBBTN-RSNHPYUE-A | Speed and Direction | Hall |
Design Tools
Technical Documentation
Application Note
Giant Magnetoresistance versus Hall-effect: A Comparison of Technologies for Speed Sensor Applications
Application Note
Allegro Microsystems - Chemical Exposure of Devices
Application Note
Allegro Hall-Effect Sensor ICs
Application Note
A19520/ATS19520 Sensor IC Outputs Under Vibration Conditions
Application Note
Methods and Validation of Stray Magnetic Field Mitigation in Magnetic Speed Sensor ICs
Application Note
Fundamental Properties of Speed Sensors
Application Note
Target Design for Hall Transmission Sensors
Guide
Guidelines for Designing Subassemblies Using Hall-Effect Devices
Guide
Hall-Effect IC Applications Guide
Technical Article
Back-Biased Packaging Advances (SE, SG, SH, and SJ versus SA and SB)
Technical Article