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GMR Speed and Direction Crankshaft Sensor with Extended Air Gap

ATS16951

SM Package for Crankshaft Position Sensors featuring TPOS technology

The ATS16951 provides precise crankshaft speed and direction sensing with an extended air gap for increased design flexibility and tolerance. Its GMR technology offers improved edge repeatability and lower jitter compared to Hall-effect sensors.

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Top Features

Packaging

• ASIL B safety design process with integrated diagnostics (pending assessment)
• Integrated back-biasing magnetic circuit
• Digital speed and direction output provides ferromagnetic target position information
• Enhanced algorithm for low jitter, high output accuracy performance, and vibration tolerance
• Center of package switching alignment option
• Programmable pulse location between center of target feature or edge of target feature
• EEPROM programmable performance optimizations and production traceability. 
• Allegro Target Profile Diagnostics™

The ATS19651 is available in a 3-pin package (SM) that is lead (Pb) free, with NiPdAu plating. 

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Part Number Specifications and Availability

Documentation and Resources

Documentation

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All Types Application Note Technical Article
Documents Found: 32
Document Type Document Name
Application Note
Speed Sensor Protocols
Application Note
GMR Crankshaft Target Design Guidelines
Application Note
Fundamental Properties of Speed Sensors
Application Note
Methods and Validation of Stray Magnetic Field Mitigation in Magnetic Speed Sensor ICs
Technical Article
Crank Sensor IC for Stop-Start