TPS61040DRVR

Overview

The TPS61040DRVR is a high-frequency boost converter IC from Texas Instruments, designed for small to medium LCD bias supplies and white LED backlight applications. It operates with an input voltage range of 1.8V to 6V and provides a maximum output current of 400mA. The device supports adjustable output voltages up to 28V through a single positive output channel. Featuring a switching frequency of 1MHz, it utilizes a 6-WDFN package with exposed pad for surface mount installation. The component functions within a temperature range of -40°C to 85°C.

Feature Summary

• Integrated high-frequency boost converter topology optimized for compact power solutions
• Supports adjustable output voltage regulation via external feedback network
• Designed specifically for LCD bias generation and white LED backlight driving
• Operates efficiently across wide input voltage ranges suitable for battery-powered systems

Applications

• LCD bias supply generation for small to medium displays
• White LED backlight driver circuits
• Portable electronic devices requiring efficient step-up conversion
• Battery-powered equipment needing stable higher voltage rails

Procurement Notes

Verify the exact suffix DRVR against official Texas Instruments documentation to confirm the specific tape-and-reel packaging configuration and pinout compatibility. Ensure that the 6-WDFN footprint matches your PCB design constraints. Cross-reference the datasheet revision date to validate thermal performance specifications and electrical characteristics before finalizing procurement decisions.

Selection Notes

Select this component when designing systems requiring a compact boost solution for LED or LCD biasing. The 400mA output capability suits moderate load requirements. Consider the 1MHz switching frequency for inductor size optimization. Verify that the 6V maximum input voltage aligns with your source supply. The WSON package offers space efficiency for dense layouts.

Part Context

This part belongs to the TPS6104x series of switch boost converters manufactured by Texas Instruments. The series targets portable electronics and display applications. The DRVR suffix indicates a specific reel-based packaging variant intended for automated surface-mount assembly processes. It shares core electrical characteristics with other members of the family while differing in physical packaging details.

Replacement Considerations

Consult the official TPS61040-41 datasheet for confirmed substitute part numbers within the same product family. Verify pin-to-pin compatibility and electrical parameter equivalence before substitution.