LP8867QPWPRQ1

LED Driver IC Overview

The LP8867QPWPRQ1 is an automotive-grade, highly integrated four-channel LED lighting driver IC from Texas Instruments. It operates with a supply voltage range of 4.5 V to 40 V and delivers up to 120 mA per channel. The device supports Boost and SEPIC topologies, enabling flexible LED string configurations. It features a switching frequency between 300 kHz and 2.2 MHz and an output voltage capability of 6 V to 45 V. Packaged in an HTSSOP-20 format, it functions within a temperature range of -40°C to +125°C.

LED Driver IC Feature Summary

• Integrates Boost and SEPIC converter topologies for versatile LED string driving
• Provides individual current control across four independent channels
• Includes overvoltage protection mechanisms for system reliability

LED Driver IC Applications

• Automotive interior ambient lighting systems
• Vehicle exterior illumination modules
• High-density LED matrix backlighting applications

LED Driver IC Procurement Notes

Verify the complete part number against official Texas Instruments documentation to ensure correct suffix alignment. Confirm AEC-Q100 qualification status and specific package variant requirements prior to procurement. Cross-reference datasheet specifications with target application constraints to validate electrical compatibility.

LED Driver IC Selection Notes

Select this component when designing automotive lighting circuits requiring high integration and flexible topology options. Evaluate the 4.5 V to 40 V input range against vehicle power bus conditions. Consider the HTSSOP-20 package for space-constrained PCB layouts while ensuring adequate thermal management for continuous operation.

LED Driver IC Part Context

This device belongs to the LP8867 family of automotive LED drivers designed for complex lighting architectures. It complements other TI solutions by offering multi-channel control with integrated power stages. The QPWR suffix indicates a specific tape-and-reel packaging configuration suitable for automated assembly processes.

LED Driver IC Replacement Considerations

Consult official substitution guides for equivalent parts within the LP8869 or LP8866 families. Verify pinout compatibility and electrical parameter overlaps before implementing any alternative components.