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CALIFORNIA MICRO DEVICES
CMPWR330
400mA SmartORTM Dual Regulator with VAUX Switch
Features
Applications
• Continuous 3.3V output from three inputs • Complete power management solution • VCC, VSBY regulator supplies 400mA output • Built-in hysteresis when selecting input supplies • Integrated switch has very low RDS(ON) 0.25Ω (TYP) • Foldback current limiting protection • Thermal overload shutdown protection • 8-pin power SOIC package
• PCI adapter cards with Wake-On-LAN • Network Interface Cards (NICs) • Multiple power systems • Systems with standby capabilities
Product Description
The CMPWR330 is a dual input regulator with a fully
integrated VAUX switch capable of delivering up to 400mA continuously at 3.3V.