TPS92515QDGQRQ1

LED Driver IC Overview

The TPS92515QDGQRQ1 is a single-output buck LED driver IC designed for automotive applications, certified to AEC-Q100 standards. It operates within an input voltage range of 5.5 V to 42 V and delivers a constant output current of 2 A. The device features an integrated N-channel MOSFET switch and supports a fixed switching frequency of 2 MHz. It accommodates both analog and PWM dimming methods for brightness control. The component functions reliably across a junction temperature range of -40°C to +150°C and is housed in a 10-pin HVSSOP package with a PowerPad.

LED Driver IC Feature Summary

• Integrated N-channel power switch eliminates external components
• Supports analog and pulse-width modulation dimming techniques
• Includes thermal shutdown protection for operational safety

LED Driver IC Applications

• Automotive exterior lighting systems
• Automotive interior illumination modules
• General LED lighting drivers requiring automotive qualification

LED Driver IC Procurement Notes

Verify the specific suffix 'RQ1' confirms AEC-Q100 automotive grade classification and the HVSSOP-10 package variant. Confirm that the intended application requires the specified 42-V maximum input rating and 2-A output capability. Ensure design compatibility with the 2-MHz fixed switching frequency before finalizing procurement specifications.

LED Driver IC Selection Notes

Select this component when automotive reliability certification is mandatory for LED driving circuits. It is suitable for designs requiring high-frequency operation to minimize passive component size. Consider this part if the system demands integrated switching capabilities without external gate drive requirements. Verify that the thermal management strategy aligns with the device's junction temperature limits.

LED Driver IC Part Context

This device belongs to the TPS92515 family of buck LED drivers from Texas Instruments. The Q1 suffix denotes automotive-grade qualification under AEC-Q100 standards. It shares functional similarities with non-automotive variants like the TPS92515DGQR but includes enhanced testing for automotive environmental and reliability requirements.

LED Driver IC Replacement Considerations

The TPS92515AHVQDGQRQ1 serves as a high-voltage alternative within the same automotive family. Verify pinout compatibility and input voltage requirements when substituting between standard and high-voltage variants.