TPS61050YZGR

Overview

The TPS61050YZGR is a high-power white LED driver IC from Texas Instruments, functioning as a 2-MHz synchronous boost converter. It provides a regulated output current of 1.2 A, suitable for flash applications. The device operates within an input voltage range of 2.5 V to 6 V and supports PWM dimming control. It is housed in a compact 12-DSBGA package with dimensions optimized for portable electronics. The component features load disconnect during shutdown to minimize power consumption and operates across a temperature range of -40°C to +85°C.

Feature Summary

• Integrated 2-MHz synchronous boost converter architecture for high efficiency
• Supports PWM dimming interface for precise brightness control
• Features load disconnect functionality during shutdown mode

Applications

• High-power white LED lighting systems
• Portable electronic devices requiring flash illumination
• Mobile camera modules

Procurement Notes

Verify the specific suffix YZGR against the manufacturer's official datasheet to confirm the tape-and-reel packaging configuration and quantity per reel. Ensure compatibility with the required surface-mount assembly process for the DSBGA-12 package. Cross-reference the part number with the latest Texas Instruments documentation to validate any recent design changes or obsolescence notices before finalizing procurement orders.

Selection Notes

Select this component when a compact solution for driving high-power white LEDs is required. The 1.2 A output capability makes it suitable for applications demanding significant luminous flux. Consider the 2-MHz switching frequency for minimizing external passive component size. Verify that the system input voltage falls within the 2.5 V to 6 V operating range and that PWM dimming signals are compatible with the driver's input requirements.

Part Context

This part belongs to the TPS6105x series of LED drivers designed by Texas Instruments. The series focuses on providing efficient power conversion for portable lighting applications. The TPS61050 specifically targets high-power white LED use cases, offering a balance between performance and physical footprint through its integrated synchronous boost topology.

Replacement Considerations

Consult the Texas Instruments product selection guide for direct pin-to-pin replacements or functional equivalents within the TPS6105x family. Verify electrical parameters such as output current and input voltage range against the original specifications to ensure circuit compatibility.