National semiconductor LM2727

N-Channel FET Synchronous Buck Regulator Controller

Features
Input power from 2.2V to 16V
Output voltage adjustable down to 0.6V
Power Good flag, adjustable soft-start and output enable for easy power sequencing
Output over-voltage and under-voltage latch-off
Reference Accuracy: 1.5% (0˚C - 125˚C)
Current limit without sense resistor
Soft start
Switching frequency from 50 kHz to 2 MHz
TSSOP-14 package

Applications
Cable Modems
Set-Top Boxes/ Home Gateways
DDR Core Power
High-Efficiency Distributed Power
Local Regulation of Core Power
Datasheet