TPS61052YZGR

Overview

The TPS61052YZGR is a high-power white LED driver featuring a 2-MHz synchronous boost converter. It provides a 1.2 A output current and operates within an input voltage range of 2.5 V to 6 V. The device utilizes a 12-pin DSBGA package and supports I2C compatible interfaces for digital control. It functions across an industrial temperature range from -40°C to +85°C, designed for applications requiring precise brightness regulation and efficient power conversion.

Feature Summary

• Synchronous boost architecture with 2-MHz switching frequency
• I2C compatible interface for digital brightness control
• High output current capability of 1.2 A
• Load disconnect functionality during shutdown

Applications

• Camera flash drivers
• High-power white LED illumination
• Portable electronic lighting systems

Procurement Notes

Verify the specific suffix YZG confirms the 12-pin DSBGA package configuration. Ensure compatibility with I2C bus requirements for digital dimming control. Confirm that the selected component meets the required thermal management standards for the intended operating environment. Cross-reference the manufacturer datasheet for pinout accuracy and electrical specifications before integration.

Selection Notes

Select this component when a compact solution is needed for driving high-current LEDs with digital control. The 2-MHz frequency allows for smaller passive components compared to lower-frequency alternatives. The I2C interface enables flexible system integration for brightness adjustment. Consider the DSBGA package size constraints and thermal dissipation requirements for the final design.

Part Context

This part belongs to the TPS61052 series of LED drivers from Texas Instruments. It is specifically engineered for high-power applications requiring precise current regulation. The series offers various package options, with the YZGR variant providing a surface-mount solution optimized for space-constrained designs in portable devices.

Replacement Considerations

Check for direct substitutes within the TPS61052 family or other TI boost converters with similar current ratings and I2C interfaces. Verify pin-to-pin compatibility if replacing in existing layouts. Ensure the alternative component supports the same input voltage range and switching frequency requirements.