MLX81143KLW-AAA-000-RE

LED Driver IC Overview

The MLX81143KLW-AAA-000-RE is a smart multi-channel RGB LED driver from Melexis, designed for automotive applications. It features the MeLiBu Gen 2 interface for high-speed communication. The device integrates 21 independent LED channels, each capable of delivering up to 60mA of current. It is housed in a compact QFN5x5 32-pin package. This IC serves as a dedicated lighting driver solution, combining control logic with power output stages in a single component.

LED Driver IC Feature Summary

• Integrates 21 independent LED drive channels
• Supports high-speed MeLiBu Gen 2 communication protocol
• Provides per-channel current regulation up to 60mA
• Designed specifically for automotive lighting environments

LED Driver IC Applications

• Automotive exterior lighting systems
• Smart RGB LED color mixing modules
• Advanced vehicle interior ambient lighting
• High-density LED matrix drivers

LED Driver IC Procurement Notes

Verify the specific suffix RE indicates reel packaging when sourcing. Confirm the full part number matches the required channel count and interface generation. Ensure compatibility with existing MeLiBu Gen 2 host controllers. Check for AEC-Q100 qualification status if automotive grade certification is mandatory for the target application design.

LED Driver IC Selection Notes

Select this component when 21 distinct LED outputs are required within a small footprint. It is suitable for designs needing precise current control without external dimming resistors. Consider the QFN5x5 package constraints for thermal management. Validate that the host system supports the specific MeLiBu Gen 2 command set for proper configuration.

LED Driver IC Part Context

This part belongs to the MLX81143 series of smart LED drivers. It represents a specialized solution for complex lighting architectures where multiple channels must be controlled simultaneously. The series focuses on integrating communication and power functions to reduce bill-of-materials complexity in modern automotive lighting designs.

LED Driver IC Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify pinout and electrical specifications against any potential alternative components before substitution. Cross-reference with other MLX811xx series variants only if channel counts and interfaces match exactly.