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