TPS61052YZGT

Overview

The TPS61052YZGT is a high-power white LED driver IC featuring a 2-MHz synchronous boost converter. It provides a regulated output current of up to 1.2 A, suitable for demanding lighting applications. The device operates within an input voltage range of 2.5 V to 6 V and supports I2C-compatible interfaces for precise control. Packaged in a compact 12-DSBGA format, it ensures efficient power management. The component functions reliably across a temperature range of -40°C to +85°C, integrating advanced features for stable LED performance.

Feature Summary

• Integrates a 2-MHz synchronous boost converter for efficient power step-up.
• Supports I2C-compatible interface for digital control and configuration.
• Provides high-current output capability up to 1.2 A for bright illumination.
• Includes load disconnect functionality during shutdown to prevent leakage.

Applications

• Mobile phone camera flash systems
• High-power white LED lighting modules
• Portable electronic device illumination

Procurement Notes

Verify the specific suffix YZGT against the manufacturer's official datasheet to confirm package type and tape/reel specifications. Ensure compatibility with I2C bus requirements for system integration. Check moisture sensitivity levels and storage conditions prior to assembly. Confirm that the 12-DSBGA footprint matches the PCB design guidelines provided by Texas Instruments.

Selection Notes

Select this component when a high-efficiency synchronous boost topology is required for driving high-power LEDs from a single-cell lithium-ion source. The 2-MHz switching frequency allows for smaller external passive components compared to lower-frequency alternatives. Consider the I2C interface if digital brightness control or status monitoring is necessary for the application design.

Part Context

This part belongs to the TPS61052 series of LED drivers from Texas Instruments. It is designed specifically for applications requiring high brightness and compact form factors. The series utilizes synchronous rectification to maximize efficiency. It serves as a specialized solution for portable devices where space and power efficiency are critical constraints.

Replacement Considerations

Consult the official replacement matrix for direct pin-to-pin compatible alternatives. Verify electrical parameters such as output current and switching frequency before substituting. Generic boost converters may not offer the same integrated I2C control or specific LED driver optimizations.