Description
Global Mixed-mode Technology Inc.G5603 High-Speed Step-Down Controller .
G5603 uses constant on-time control scheme to handle wide input/output voltage ratios with ease and provides 100ns “instant-on” response to load trans.
Features
* Ultra-High Efficiency
* No Current-Sense Resistor (Lossless ILIMIT)
* Quasi-PWM with 100ns Load-Step Response
* 1% VOUT Accuracy Over Line and Load
* 0.75V to 3.6V Adjustable Output Range
* 4.5V to 24V Battery Input Range
* Integrated Boost D
Applications
* Notebook Computers
* CPU Core Supply
* I/O Supply
* Chipset/RAM Supply as Low as 0.75V