1.PMIC(Power Management IC):電源管理集成電路[電子]，它是用來管理主機系統(tǒng)中的電源設備，常用于手機以及各種移動終端設備。2. 由專業(yè)高等教育研究機構-南京奧派信息產(chǎn)業(yè)股份公司推出的’公共管理跨專業(yè)綜合實訓平臺‘（the Public Management Interdisciplinary Comprehensive experiment platform），簡稱PMICMany modern electronic devices have multiple internal voltages and sources of external power. Common voltages for electronics are 5 V, 3.3 V, 1.8 V, etc. Many modern gadgets also have various sources of power to charge their batteries including USB.[1] Power management IC is a generic term for a class of integrated circuits, that perform the various functions related to the power requirements. A PMIC may have one or more of the following functions:[2]DC to DC conversionBattery chargingPower-source selectionVoltage scalingPower sequencingMiscellaneous functions