General  Description

The RT9203/A is a dual-output power controllers designed for  high  perf ormance  graphics cards and  personal computers.   The  IC  integrates  a synchronous buck controller ,  a  linear  controller  and  protection  functions  into a  small 8-pin  package.

Featur es

Operates at 5V

0.8V Internal  Reference

Drives Two  N-MOSFET

Voltage Mode PWM Control

Fast  Transient  Response

Fixed  300kHz  Oscillator  Frequency

Dynamic  0  to  100%  Duty  Cycle

Internal  PWM  Loop  Compensation

Internal  Soft-Start

Adaptive  Non-Overlapping  Gate  Driver

Over-Voltage  Protection  Uses  Lower  MOSFET

RoHS  Compliant  and  100%  Lead  (Pb)-Free