MLX81113KLW-BBC-000-RE

LED Driver IC Overview

The MLX81113KLW-BBC-000-RE is a Melexis LED lighting driver IC featuring four independent channels with a maximum output current of 60 mA per channel. It supports LIN bus communication and includes built-in LIN-BL functionality for brightness control. The device operates within a supply voltage range of 4.5 V to 18 V and utilizes a DFN-WF-10 (3x3 mm) package. It integrates boost and buck reset topologies, adjustable output voltage, and an operating frequency of 24 MHz. Qualified under AEC-Q100 standards, it functions reliably between -40°C and +125°C.

LED Driver IC Feature Summary

• Integrates four independent LED drive channels with 60 mA capability
• Supports LIN bus communication with integrated LIN-BL dimming
• Combines boost and buck reset converter topologies for flexible power management
• AEC-Q100 qualified for automotive reliability requirements

LED Driver IC Applications

• Automotive interior ambient lighting systems
• RGB color mixing applications in vehicle cabins
• LIN-controlled LED matrix modules
• General-purpose multi-channel LED drivers requiring bus communication

LED Driver IC Procurement Notes

Verify the specific suffix BBC against the official Melexis datasheet to confirm pinout and functional configuration, as suffixes often denote package or electrical variations. Ensure the DFN-WF-10 footprint matches your PCB design constraints. Confirm AEC-Q100 qualification status if required for your specific automotive tier. Cross-reference the 60 mA per channel limit with your thermal management strategy to ensure safe operation within the specified temperature range.

LED Driver IC Selection Notes

Select this component when a compact solution for multi-channel RGB or white LED control via LIN bus is required. The integrated boost/buck topology simplifies external circuitry compared to discrete solutions. Consider the DFN-WF-10 package size for space-constrained automotive interiors. Verify that the 60 mA per channel output meets the forward current requirements of the target LEDs without exceeding thermal limits in the enclosed environment.

LED Driver IC Part Context

This part belongs to the MLX81113 series from Melexis, designed specifically for automotive LED lighting applications. The series emphasizes integration of power stages and communication interfaces to reduce system complexity. Similar parts in the family may vary by channel count, package type (such as SOIC-8), or specific communication protocols, but share the core architecture for efficient LED driving and LIN compatibility.

LED Driver IC Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Direct replacements should be sought through Melexis official channels or authorized distributors based on exact pin-to-pin and functional compatibility requirements.