低至2.2V的降压同步控制器

LTC3740能工作于低僌电压，提高了宽输入电压范围的空间和节省成本的解决方案。LTC3740是一款具有多功能平台，可构成DC/DC转换器，在负载变动大范围内用极少的外部元件并保持高效率。集成的降压调整器实现了真正的单电源工作，输入电压可低至2.2V。Step-DownSynchronousControllerOperatesfromInputsDownto2.2VDesignNote443WeiGuIntroductiontransientresponseandverylowon-times.Furthermore,Manytelecommunicationsandcomputingapplicationsapowergoodsignalisavailabletomonitortheoutputneedhighefciencystep-downDC/DCconvertersthatvoltage.ThetrackingcapabilitybuiltintoXFERcanbecanoperatefromaverylowinputvoltage.ThehighusedtoimplementcontroloftheoutputvoltagewhenoutputpowersynchronouscontrollerLT3740isidealrampingupandrampingdown.Iflessthan0.8Visappliedfortheseapplications,convertinginp