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
Methods and Validation of Stray Magnetic Field Mitigation in Magnetic Speed Sensor ICs
Application Note
Fundamental Properties of Speed Sensors
Application Note
Allegro Microsystems - Chemical Exposure of Devices
Application Note
Allegro Hall-Effect Sensor ICs
Guide
Guidelines for Designing Subassemblies Using Hall-Effect Devices
Guide
Hall-Effect IC Applications Guide
Technical Article
Magnetic Sensor ICs Offer Integrated Diagnostics for ASIL Compliance
Technical Article
Back-Biased Packaging Advances (SE, SG, SH, and SJ versus SA and SB)
Technical Article
Soldering Methods for Allegro Products (SMD and Through-Hole)
Technical Article