General Description

The RT9204/A is a dual power controllers designed for high performance graphics cards and computer applications. The IC integrates a standard buck controller, a linear regulator driver and protection functions into a small 8-pin package.

Features

• Operate from 5V

• 0.8V Internal Reference

• Voltage Mode PWM Control

• Fast Transient Response

• Fixed 600kHz Oscillator Frequency

• Full 0 to 100 Duty Cycle

• Internal Soft Start

• Internal PWM Loop Compensation

• RoHS Compliant and 100 Lead (Pb)-Free

Applications

• Motherboard Power Regulation for Computers

• Subsystems Power Supplies

• Cable Modems, Set Top Box, and DSL Modems

• DSP and Core Communications Processor Supplies

• Memory Power Supplies

• Personal Computer Peripherals

• Industrial Power Supplies

• 5V-InputDC-DC Regulators

• LowVoltage Distributed Power Supplies