Global Mixed-mode Technology
G5309
High Efficiency 10A Synchronous Buck Converter
Features
Ultra-High Efficiency ...
Global Mixed-mode Technology
G5309
High Efficiency 10A Synchronous Buck Converter
Features
Ultra-High Efficiency Integrated 8.5mΩ at Vcc=5V N-Channel
MOSFET for Low Side Integrated 20mΩ at Vcc=5V N-Channel
MOSFET for High Side No Current-Sense Resistor (Lossless ILIMIT) Quasi-PWM with 100ns Load-Step Response 1% VOUT Accuracy Over Line and Load Programmable Switching Frequency Adjustable Output Range from 0.75V 4.5V to 28V Adapter or Battery Input Range Integrated Boost Switch OVP & UVP Over Temperature Protection (non-latch) 3.3ms Soft-Start Power-Good Indicator Fixed 5V, 20mA Linear
Regulator
Applications
LCD Monitor/LCD TV Notebook Computers I/O Supply Chipset/RAM Supply as Low as 0.75V Networking Power Supply
General Description
G5309 is a 10A, synchronous DC/DC buck converter with integrated 20mΩ N-channel high-side MOSFET and 8.5mΩ N-channel low-side MOSFET. It uses constant on-time control scheme to handle wide ...