G5383A

Global Mixed-mode Technology G5383A High Efficiency 4A Synchronous Buck Converter Features „ Ultra-High Efficiency „ Low Quiescent Current of 30µA „ Integrated 30mΩ at V5V=5V N-Channel MOSFET for Low Side „ Integrated 30mΩ at V5V=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 0.9V „ 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, 10mA Linear Regulator Applications „ Networking Power Supply „ I/O Supply Ordering Information ORDER NUMBER G5383AQU1U Note: QU: QFN3X3-24 1: Bonding Code U : Tape & Reel MARKING 5383A Pin Configuration General Description G5383A is a 4A, synchronous DC/DC buck converter with integrated 30mΩ N-channel high-side MOSFET and 30mΩ ...