SIC402A集成电路（IC）的线性稳压器控制器规格书PDF中文资料

SIC402A属于集成电路（IC）的线性稳压器控制器。由威世科技公司制造生产的SIC402A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。

DESCRIPTION

The Vishay Siliconix SiC402A/B an advanced stand-alone synchronous buck regulator featuring integrated power MOSFETs, bootstrap switch, and a programmable LDO in a space-saving PowerPAK MLP55-32L pin packages.

FEATURES

• High efficiency > 95

• 10 A continuous output current capability

• Integrated bootstrap switch

• Programmable 200 mA LDO with bypass logic

• Temperature compensated current limit

• All ceramic solution enabled

• Pseudo fixed-frequency adaptive on-time control

• Programmable input UVLO threshold

• Independent enable pin for switcher and LDO

• Selectable ultra-sonic power-save mode (SiC402A)

• Selectable power-save mode (SiC402B)

• Programmable soft-start and soft-shutdown

• 1 internal reference voltage

• Power good output

• Over-voltage and under-voltage protections

• PowerCAD simulation software available at www.vishay.com/power-ics/powercad-list/

• Material categorization: for definitions of compliance please see www.vishay.com/doc?99912

APPLICATIONS

• Notebook, desktop, and server computers

• Digital HDTV and digital consumer applications

• Networking and telecommunication equipment

• Printers, DSL, and STB applications

• Embedded applications

• Point of load power supplies