A19420LUBB-E-UL
- direction_info
- -
- physical_interface
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- technology
- -
- package
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- market
- Automotive
Magnetic Speed Sensors
High-Accuracy Hall-Effect Transmission Speed Sensor IC with ASIL B Compliance
A19420
Markets Served
The A19420 provides precise speed sensing for ring magnets or ferrous targets, with ASIL B compliance for functional safety in automotive applications. Features include a two-wire interface, integrated diagnostics, and differential sensing for robust performance.
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
View Full Specification Details
A19420LUBBTN-E
- direction_info
- Speed
- physical_interface
- 2-Wire (current)
- technology
- Hall
- package
- 2-Pin SIP
- market
- Automotive
A19420LUBBTN-E-A
- direction_info
- -
- physical_interface
- -
- technology
- -
- package
- -
- market
- Automotive
A19420LUBBTN-G
- direction_info
- Speed
- physical_interface
- 2-Wire (current)
- technology
- Hall
- package
- 2-Pin SIP
- market
- Automotive
Design Tools
Technical Documentation
Application Note
Allegro Microsystems - Chemical Exposure of Devices
Application Note
Allegro Hall-Effect Sensor ICs
Application Note
Methods and Validation of Stray Magnetic Field Mitigation in Magnetic Speed Sensor ICs
Application Note
Fundamental Properties of Speed Sensors
Guide
Hall-Effect IC Applications Guide
Guide
Guidelines for Designing Subassemblies Using Hall-Effect Devices
Technical Article
Integrating Hall-Effect Magnetic Sensing Technology into Modern Household Appliances
Technical Article
Magnetic Sensor ICs Offer Integrated Diagnostics for ASIL Compliance
Technical Article