A19420は、自動車用途における機能安全のためのASIL Bに準拠し、リングマグネットまたは鉄製ターゲットに対して高精度の速度センシングを提供します。2線式インターフェース、内蔵診断機能、差動センシングなどの機能を備え、堅牢なパフォーマンスを実現します。
Product Details
Product Details
Top Features
- Differential Hall-effect sensor measures ring magnets and ferrous targets with inherent stray field immunity
- SolidSpeed Digital Architecture™ supports advanced algorithms, maintaining pitch and duty cycle accuracy during dynamic air gap disturbances
- Integrated solution includes a capacitor in a single overmolded package
- ISO 26262:2011 ASIL B with integrated diagnostics and certified safety design process (pending assessment)
- Two-wire current source output protocol supporting speed and ASIL error reporting
- EEPROM enables traceability throughout product life cycle
Target Application
- Transmission
- 2W-xEV Power
Part Number Specifications and Availability
Technical Documentation
Application Note
Fundamental Properties of Speed Sensors
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
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