DESCRIPTION

· The MLX81117 is a fully integrated smart automotive LED driver designed for high-speed animated lighting applications.

· It features MeLiBu™ communication for robust and high-speed communication between multiple LED drivers, enabling applications with high LED counts.

· The device supports ASIL-B grade applications and is ideal for RGB-LED color mixing with high accuracy.

FEATURES

· Integrated MCU for advanced LED control algorithms, color mixing, and full diagnostics.

· Red/Green/Blue LED temperature compensation without external components.

· High color mixing accuracy with < 1% delta UV.

· 16-bit color and intensity control for precise lighting adjustments.

· Onboard storage for LED calibration data.

· Low-side programmable calibrated current sources for direct LED control.

· Comprehensive LED diagnostics (short circuit, broken line, threshold monitoring).

· MeLiBu™ communication interface for real-time updates of over 250 RGB LEDs without delay.

· Wide supply voltage range of 5.5 - 18 V (40 V proof).

· ASIL B classification for automotive safety applications.

· Compact QFN32 5x5 package with 32 pins.

· Supports up to 16 LED drivers.

APPLICATIONS

· Adaptive roof lighting systems.

· Highly animated light modules for automotive interiors and exteriors.

· Smart light bars for enhanced vehicle aesthetics and functionality.

· Advanced driver communication through light (e.g., safety warnings, navigation support, blindspot alerts).