Product Description
The CMPWR300 is a dual input regulator with VAUX switch capable of delivering 3.3V/500mA continuously. The output power is provided from three independent input voltage sources on a prioritized basis. Power is always taken in priority using the following order VCC, VSBY, and VAUX.
FEATUREs
• 8-pin Power SOIC package
• Continuous 3.3V output from three inputs
• Complete Power Management solution
• VCC, VSBY Regulator supplies 500mA output
• Built-in hysteresis when selecting input supplies
• Integrated switch has very low RDS(ON) 0.12Ω (typ.)
• Large Bypass Capacitors on inputs not required
APPLICATIONs
• PCI adapter cards with Wake-On-LAN
• Network Interface Cards (NICs)
• Multiple Power Systems
• Systems with Standby Capabilities