TPS92691QPWPTQ1

LED Driver IC Overview

The TPS92691QPWPTQ1 is an automotive-grade LED lighting driver IC from Texas Instruments, designed for high-reliability applications. It supports multiple converter topologies including Boost, Buck, Buck-Boost, Cuk, Flyback, and SEPIC. The device features a single output channel capable of delivering up to 5 A of output current. It operates with an input voltage range of 4.5 V to 65 V and can drive loads up to 65 V. The switching frequency is adjustable between 80 kHz and 700 kHz. It is housed in a 16-pin HTSSOP package and meets AEC-Q100 qualification standards for operation between -40°C and +125°C.

LED Driver IC Feature Summary

• Supports versatile multi-topology configurations including Boost, Buck, Buck-Boost, Cuk, Flyback, and SEPIC for flexible LED driver designs.
• Includes a synchronization pin to allow external clock alignment and adjustable switch frequency control.
• Integrates thermal shutdown protection to safeguard the device during overtemperature conditions.

LED Driver IC Applications

• Automotive exterior lighting systems
• Automotive interior ambient lighting
• High-power LED illumination modules

LED Driver IC Procurement Notes

Verify the exact suffix against official documentation, as standard listings typically use PWPRQ1. Confirm that the PT suffix corresponds to the specific tape-and-reel packaging variant intended for your assembly line. Ensure the component matches the required AEC-Q100 grade for automotive deployment. Cross-reference the datasheet revision to confirm feature availability.

LED Driver IC Selection Notes

Select this component when designing circuits requiring a single-channel driver with support for complex topologies like Cuk or SEPIC. It is suitable for applications needing high output current up to 5 A within a 65 V limit. Consider the adjustable frequency range for optimizing electromagnetic interference and inductor size. Verify compatibility with PWM and analog dimming requirements if brightness control is needed.

LED Driver IC Part Context

This part belongs to the TPS92691 series of automotive LED drivers. It shares the core functionality with variants like TPS92691QPWPRQ1 but may differ in packaging or reel specifications. The series is characterized by its multi-topology capability and robust automotive qualification, distinguishing it from simpler boost-only drivers in the same family.

LED Driver IC Replacement Considerations

TPS92691QPWPRQ1 is a confirmed equivalent part number within the same series offering identical electrical characteristics and topology support. Verify package compatibility before substitution.