DESCRIPTION

The SC1185 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 Pentium® 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 Pentium® ll requirements

• 1.5V, 2.5V @ 1 for linear section

• 1.265V ± 1.5 Reference available

APPLICATIONS

• Pentium® ll microprocessor supplies

• Flexible motherboards

• 1.3V to 3.5V microprocessor supplies

• Programmable triple power supplies

SC1185CSW属于集成电路（IC） > 线性稳压器控制器。Semtech Corporation制造生产的SC1185CSW稳压器 - 线性 + 开关此产品族中的产品用于构建执行 DC-DC 转换或电压调节功能的电路，采用的是开关模式和线性稳压器功能的组合。虽然具体的拓扑各不相同，但此类产品的主要目的是将开关模式技术的效率优势与线性稳压技术的低噪声特性结合在一起。