The A1667 provides precise speed and position sensing for ring magnet-based applications, featuring true zero-speed operation, high accuracy, and dynamic adaptation for robust performance in automotive and industrial environments.
Product Details
Product Details
Top Features
- Optimized robustness to magnetic offset variation
- Small signal lockout for immunity against vibration
- Tight duty cycle and timing accuracy over full operating temperature range
- True zero-speed operation
- Air gap independent switch points
- Large operating air gaps achieved through use of gain adjust and offset adjust circuitry
- Defined power-on state (POS)
- Wide operating voltage range
- Digital output representing target profile
- Single chip sensing IC for high reliability
- Small mechanical size
- Fast startup
- Undervoltage lockout (UVLO)
Target Application
- Transmission
- 2W-xEV Power
Part Number Specifications and Availability
Design Tools
Technical Documentation
Application Note
Fundamental Properties of Speed Sensors
Application Note
Allegro Hall-Effect Sensor ICs
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