CMPWR280 - Dual Input SmartOR Power Switch
The ON Semiconductor’s SmartORt CMPWR280 is a fully protected Dual *Input low *dropout CMOS regulator that also provides the necessary control signal for driving an external auxiliary P *channel MOSFET switch.
The SmartORt device automatically selects one of three possible input
CMPWR280 Features
* Selects from 3 Input Voltages and Provides 3.3 V Output
* Automatic Selection of VCC, VSBY or VAUX
* Drive Control Signal for External VAUX Switch
* Glitch
* Free 3.3 V Output During Supply Transitions
* Built
* In Hysteresis for Supply Selection
* VCC Regulates
