Description

The RC5058 is a synchronous mode DC-DC controller IC which provides a highly accurate, programmable set of output voltages for multi-voltage platforms such as the Intel Camino, and provides a complete solution for the Intel Whitney and other high-performance processors.

Features

• Programmable output for Vcore from 1.3V to 3.5V using an integrated 5-bit DAC

• Controls adjustable linears for Vagp (selectable 1.5V/3.3V), Vclock (2.5V), and Vtt (1.5V) or Vnorthbridge (1.8V)

• Meets VRM specification with as few as 5 capacitors

• Meets 1.550V +40/-70mV over initial tolerance, temperature and transients

• Remote sense

• Programmable Active Droop™ (Voltage Positioning)

• Drives N-Channel MOSFETs

• Overcurrent protection using MOSFET sensing

• 85 efficiency typical at full load

• Integrated Power Good and Enable/Soft Start functions

• 24 pin SOIC package

Applications

• Power supply for Pentium® III Camino Platform

• Power supply for Pentium III Whitney Platform

• VRM for Pentium III processor

• Programmable multi-output power supply