RT8057 Datasheet (Richtek) - 2.25MHz 1A Synchronous Step-Down Converter

RT8057, 2.25MHz 1A Synchronous Step-Down Converter

The RT8057 is a high efficiency Pulse-Width-Modulated (PWM) step-down DC/DC converter, capable of delivering 1A output current over a wide input voltage range from 2.7V to 5.5V.

The RT8057 is ideally suited for portable electronic devices that are powered from 1-cell Li-ion battery or from other pow

RT8057 Features

* 2.7V to 5.5V Wide Input Operation Range

* 2.25MHz Fixed-Frequency PWM Operation

* Up to 1A Output Current

* Up to 90% Efficiency

* 0.6V Reference Allows Low Output Voltage

* Internal Soft-Start

* No Schottky Diode Required

* Internal Compensation to Reduce External