Melexis MLX81143 Smart Multi-Channel RGB LED Driver

Melexis MLX81143 Smart Multi-Channel RGB LED Driver is ideal for automotive use and features high-speed communication through MeLiBu®. The Melexis MLX81143 facilitates animated light applications. Integrated LED driving and communication components make the driver ideal for cost-effective, powerful animated light systems. The embedded intelligence ensures precise color mixing for RGB-LED applications and supports ASIL B-grade applications with the MeLiBu communication system.

Features

  • MCU for extended LED control algorithm, color mixing, and full diagnosis
  • Red/Green and Blue LED temperature compensation without additional external components
  • Color mixing accuracy of <1% delta UV
  • 16-bit color/intensity control
  • Storage of individual LED calibration data
  • Low-side programmable calibrated current sources for LED control
  • Direct LED drive without additional external components
  • LEDs fully diagnosable (Short circuit, broken line, threshold monitor)
  • Real-time update of >800x RGB LEDs without delay
  • MeLiBu compatible communication interface
  • 5.5V to 28V supply voltage (40V proof)
  • Advanced power management for LEDs
  • ASIL B classification
  • QFN32 5mm x 5mm package, 32-pins
  • 21x LED drivers

Applications

  • Highly animated light modules
  • Advanced driver communication by light
  • Voice command signal confirmation
  • Safety warning applications
  • Advanced navigation support
  • Blindspot warning
  • Animated rear light and DRL

BLOCK DIAGRAM

Block Diagram - Melexis MLX81143 Smart Multi-Channel RGB LED Driver

Videos

Melexis MLX81143 Smart Multi-Channel RGB LED Driver

MLX81116 Smart Multi-Channel RGB-LED Controller with 12x Drivers

Melexis MLX81143 Smart Multi-Channel RGB LED Driver