Description
The SC1166 combines a synchronous voltage mode controller with two low-dropout linear regulators providing most of the circuitry necessary to implement three DC/DC converters for powering advanced microprocessors such as Pentiumfi II .

FEATUREs
◆ Synchronous design, enables no heatsink solution
◆ 95% efficiency (switching section)
◆ 5 bit DAC for output programmability
◆ On chip power good function
◆ Designed for Intel Pentiumfi ll requirements
◆ 1.5V, 2.5V linear controllers
◆ 1.265V – 1.75% Reference available

APPLICATIONs
◆ Pentiumfi ll microprocessor supplies
◆ Flexible motherboards
◆ 1.3V to 3.5V microprocessor supplies
◆ Programmable triple power supplies