简单、高效、高集成的USB电源管理芯片解决方案

Linear公司提供了很多USB供电转换器，但LTC3445代表了迄今为止最高水平的功能。LTC3455可以无缝地管理AC适配器、USB电缆和锂离子电池供电，完成兼容USB电源标准。advertisementSimple,Efficient,All-in-OneUSBPowerManagementICSolutionDesignNote1008JohnShannonIntroductionarelativelystraightforwardbuckconverterfunction.EachLinearTechnologyoffersavarietyofdevicesthatsimplifyoftheDC/DCconverterstakesasitsinputavoltagecalledconvertingpowerfromaUSBcable,buttheLTC3455VMAX,whichisderivedfromoneofthethreeavailablerepresentsthehighestleveloffunctionalintegrationyetpowersources(explainedbelow)andconvertsittotheachieved.TheLTC3455seamlesslymanagespowerflowdesiredoutputvoltage.TheDC/DCconvertersprovided