TI TPS63011 TPS63011YFFR Buck-Boost Converter With 2-A Switches

Description

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Features

Up to 96% Efficiency

• 1200-mA Output Current at 3.3 V in Step-Down

Mode (VIN = 3.6 V to 5.5 V)

• Up to 800-mA Output Current at 3.3 V in Boost

Mode (VIN > 2.4 V)

• Automatic Transition Between Step-Down and Boost Mode

• Device Quiescent Current less than 50 μA

• Input Voltage Range: 2 V to 5.5 V

• Fixed and Adjustable Output Voltage Options from 1.2 V to 5.5 V

• Power Save Mode for Improved Efficiency at LowOutput Power

• Forced Fixed Frequency Operation and Synchronization Possible

• Load Disconnect During Shutdown

• Output Overvoltage Protection

• Overtemperature Protection

• Available in Small 20-Pin, 2.126 mm × 1.922 mm,DSBGA Package

Applications

All Two-Cell and Three-Cell Alkaline, NiCd or

NiMH, or Single-Cell Li

Battery-Powered Products

Portable Audio Players

PDAs

Cellular Phones

Personal Medical Products

White LEDs