TPS92543QPKDRQ1

LED Driver IC Overview

The TPS92543QPKDRQ1 is an automotive-grade LED lighting driver IC featuring a synchronous boost controller topology. It supports a wide input voltage range from 4.5 V to 65 V and delivers up to 2 A output current. The device operates at a switching frequency of 1 MHz and handles output voltages up to 65 V. Packaged in an HTQFP-48 format, it functions within a temperature range of -40°C to +125°C. Key features include PWM dimming capability and compliance with automotive reliability standards.

LED Driver IC Feature Summary

• Integrated synchronous boost control for high-efficiency LED driving
• Supports PWM dimming for precise brightness control
• Designed for robust automotive environments with extended temperature tolerance

LED Driver IC Applications

• Automotive exterior LED lighting systems
• High-brightness headlamp applications
• LED matrix management front-end drivers

LED Driver IC Procurement Notes

Verify the specific ordering suffix to ensure correct packaging configuration, as variations exist between reel, cut tape, and MouseReel formats. Confirm that the component meets AEC-Q100 qualification requirements for your specific automotive application tier. Cross-reference the datasheet revision date to ensure compatibility with latest design guidelines and thermal performance expectations.

LED Driver IC Selection Notes

Select this component when a single-channel synchronous boost solution is required for automotive LED arrays. Ensure the system input voltage remains within the 4.5 V to 65 V window. Consider the HTQFP-48 package thermal characteristics for PCB layout. Verify that the 1 MHz switching frequency aligns with EMI constraints and inductor selection criteria for the target design.

LED Driver IC Part Context

This part belongs to the TPS92543 series of automotive LED drivers. It complements other Texas Instruments solutions like the TPS92520-Q1 buck driver and the dual-channel TPS925302-Q1. The series focuses on providing flexible topologies for various automotive lighting architectures, ensuring standardized interface and control methods across different channel counts and voltage requirements.

LED Driver IC Replacement Considerations

Direct substitutes are not explicitly listed in public documentation. Evaluate the TPS92543QPHPRQ1 for alternative packaging options within the same functional family. Check for newer revisions or updated suffixes from Texas Instruments before finalizing procurement.