The A80803 is a unique solution for automotive LED headlamp control, enabling smooth high/low beam transitions with its multi-topology design and integrated FET drivers.
Product Details
Product Details
Top Features
- Multi-topology controller, including changeover during high/low beam, provides flexibility in number of LEDs driven
- Unique slew rate control solves over/undershoot issues during high/low intensity transition
- Options for SPI control or EEPROM programming enable a choice of local uC interface or "standalone" cost optimized solution
- Includes a local 5V/50mA linear regulator for low power uC or external circuitry
- Incorporates extensive fault detection and reporting through SPI, or hardwired fault signals, for globally recognized safety compliance
- Wide input and output voltage covers a broad range of use cases
Typical Applications
Target Application
Part Number Specifications and Availability
Technical Documentation
Application Note
Design Considerations in Selection of Converter Configuration for Automotive LED Headlight Applications
Application Note
Buck Controller Implementation Using A80803 with Slew-Rate Control for 48 V Automotive LED Headlight Applications
Guide