[Richtek]

General Description

The RT9264 is a compact, high efficient, step-up

DC/DC converter with current mode PWM control

loop, providing stable and high efficient operations

without external compensation.

Features

• 400mA High Supply Capability

• 90 Efficiency

• Switching Rate higher Than 1.4MHz

• Providing Flexibility for Using Internal and External Power Switches

• Built-in 300mA LDO, also for the Zero-OutputCurrent Shutdown Mode

• Boost DC-DC Integrating LDO for Up-Down Regulation

• 8-Pin SOP Package

Applications

• Portable Instrument

• ADSL Modem

• USB Devices