丝印：20**；Package：WQFN-244x4；High Efficiency, Main Power Supply Controller for Notebook Computer

General Description The RT8223P is a dual step-down, switch-mode power supply controller generating logic-supply voltages in battery-powered systems. It includes two Pulse Width Modulation (PWM) controllers adjustable from 2V to 5.5V, and also features fixed 5V/3.3V linear regulators. Each line

文件：311.85 Kbytes 页数：23 Pages

RichTek

立锜科技

丝印：20**；Package：DFN2x2-6L；N and P-Channel Enhancement Mode Power MOSFET

文件：879.87 Kbytes 页数：11 Pages

HMSEMI

华之美半导体

丝印：20**；Package：SOT-23-6L；N and P-Channel Enhancement Mode Power MOSFET

文件：789.64 Kbytes 页数：11 Pages

HMSEMI

华之美半导体