TPS5110PWR

Overview

The TPS5110PWR is a synchronous buck controller designed for high-performance video applications. It integrates two N-channel power MOSFETs and operates from a 4.75V to 16V input supply. The device delivers up to 3A of output current with adjustable switching frequencies ranging from 200kHz to 1.5MHz. Key electrical parameters include a typical output voltage accuracy of 1% and an enable threshold of 1.2V. It features cycle-by-cycle current limiting, thermal shutdown, and soft-start functionality to ensure stable operation under varying load conditions.

Feature Summary

• Integrated synchronous rectification with internal N-channel MOSFETs
• Adjustable switching frequency for optimized efficiency and component size
• Built-in protection mechanisms including thermal shutdown and current limiting

Applications

• LCD panel bias supplies
• Flat panel display backlight drivers
• Portable multimedia devices

Procurement Notes

Verify the package type matches your PCB footprint requirements. Confirm the suffix indicates the correct tape and reel quantity if applicable. Ensure the operating temperature range aligns with your system specifications. Check for any specific ordering notes regarding lead-free status or RoHS compliance in the official datasheet.

Selection Notes

Select this component when a compact solution for low-voltage, high-current regulation is required. Consider the integrated MOSFETs for reduced board space compared to discrete solutions. Evaluate the switching frequency needs against inductor size constraints. Verify that the input voltage range covers your system's maximum supply variations.

Part Context

This part belongs to Texas Instruments' family of video-grade DC/DC controllers. It is specifically engineered for flat panel displays requiring precise voltage regulation. The PWR suffix denotes a PowerPAD thermo-comp mechanical package. This series supports various display technologies by providing stable power rails.

Replacement Considerations

Consult official substitution guides for compatible alternatives. Ensure pin compatibility and electrical specifications match before replacing. Verify that any substitute maintains the same thermal performance and control logic.