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

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BATTERY PROTECTION IC FOR 2-SERIAL / 3-SERIAL CELL PACK (SECONDARY PROTECTION)

文件：2.29683 Mbytes 页数：30 Pages

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精工爱普生

BATTERY PROTECTION IC FOR 2-SERIAL / 3-SERIAL CELL PACK (SECONDARY PROTECTION)

文件：809.87 Kbytes 页数：30 Pages

ABLIC

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SHOUDING

首鼎