MicroSiP™ 3 W Step-Up Converter

Texas Instruments' 3 W high-efficiency step-up converter in MicroSiP™ packaging

Texas Instruments MicroSiP™ 3W Step-Up Converter Texas Instruments' TPS8125x device is a complete MicroSiP DC/DC step-up power solution intended for battery-powered portable applications. Included in the package are the switching regulator, inductor, and input/output capacitors. Only a tiny additional output capacitor is required to finish the design.

The TPS8125x is based on a high-frequency synchronous step-up DC/DC converter optimized for battery-powered portable applications. The DC/DC converter operates at a regulated 4 MHz switching frequency and enters power-save mode operation at light load currents to maintain high efficiency over the entire load current range.   TPS8125x Datasheet

Features Applications
  • 91% efficiency at 4 MHz operation
  • ±2% total DC voltage accuracy
  • 43 µA supply current
  • Wide VIN range from 2.5 V to 5.5 V
  • Cell phones, smart-phones, and tablet PCs
  • Mono and stereo APA applications
  • USB-OTG, HDMI applications
  • USB charging Port (5 V)

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Texas Instruments
Part Number
Part Number
Packaging Package  
TPS81256SIPR 296-30558-2-ND Tape & Reel IC REG BOOST SYNC 5V 0.6A 9USIP TPS81256 Datasheet
296-30558-1-ND Cut Tape
296-30558-6-ND Digi-Reel®

Evaluation Module
Texas Instruments
Part Number
Part Number
TPS81256EVM-121 296-34843-ND EVAL MODULE FOR TPS81256-121 TPS81256EVM-121 User's Guide