TPS62200DBVR Datasheet PDF - TI

●DESCRIPTION

●The TPS6220x devices are a family of high-efficiency synchronous step-down converters ideally suited for

●portable systems powered by 1-cell Li-Ion or 3-cell NiMH/NiCd batteries. The devices are also suitable to

●operate from a standard 3.3-V or 5-V voltage rail.

●FEATURES

●• High Efficiency Synchronous Step-Down Converter With up to 95% Efficiency

●• 2.5 V to 6.0 V Input Voltage Range

●• Adjustable Output Voltage Range From 0.7 V to VI

●• Fixed Output Voltage Options Available

●• Up to 300 mA Output Current

●• 1 MHz Fixed Frequency PWM Operation

●• Highest Efficiency Over Wide Load Current Range Due to Power Save Mode

●• 15-µA Typical Quiescent Current

●• Soft Start

●• 100% Duty Cycle Low-Dropout Operation

●• Dynamic Output-Voltage Positioning

●• Available in a Tiny 5-Pin SOT23 Package

●APPLICATIONS

●• PDAs and Pocket PC

●• Cellular Phones, Smart Phones

●• Low Power DSP Supply

●• Digital Cameras

●• Portable Media Players

●• Portable Equipment