标签: aat3685

AAT3685AAT3685Lithium-Ion/PolymerBatteryChargerGeneralDescriptionTheAAT3685BatteryManagerisamemberofAnalogicTech'sTotalPowerManagementIC(TPMIC)productfamily.Thisdeviceisahighlyintegratedsinglecelllithium-ion/polymerbatterychargerICdesignedtooperatewithUSBportorlineadapterinputs.Itrequirestheminimumnumberofexternalcomponents.TheAAT3685preciselyregulatesbatterychargevoltageandcurrentfor4.2Vlithium-ion/polymerbatterycells.Dependinguponinputpowersource,whetheritbeaUSBportorlineadapter,theAAT3685maybeprogrammedfortwoseparateconstantcurrentchargelevelsupto1A.AnoptionalChargeReductionLoopisbuiltintoallowuserstochargethebatterywithavailablecurrentfromthechargesupply,whilekeepingtheportv……