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Two-Wire Hall-Effect Wheel Speed Sensor with Integrated Diagnostics

ATS19200

ATS19200 ASIL-rated Hall-effect wheel speed gear tooth sensor IC

The ATS19200 simplifies wheel speed sensing with its two-wire interface, integrated rare-earth pellet, and diagnostic capabilities. Its PCB-less design and robust package reduce system complexity and enhance reliability.

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Top Features

Packaging

  • Integrated diagnostics and a certified safety design process
  • Integrated capacitor in a single over-molded package provides greater EMC robustness
  • Advanced, industry-proven threshold switching algorithm provides high pitch deviation and duty cycle accuracy over operating air gap range
  • Integrated back-bias magnet for ease of design-in with ferromagnetic gear targets
  • EEPROM offers device traceability throughout the production process
  • Two-wire current source output supporting speed protocol

Typical Applications

The ATS19200 is provided in a lead (Pb) free 3-pin back-biased SIP package (suffix SN) with tin leadframe plating.

SN Package Documentation

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Part Number Specifications and Availability

Documentation and Resources

Documentation

Design Tools

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Documents Found: 32
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Two-and-Three-Wire-Sensor-Interfaces
Application Note
Fundamental Properties of Speed Sensors
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