标签: smb135v21

SMB135v21SMB135PreliminaryDatasheetProgrammableSwitch-mode,USB/ACInputLi+BatteryChargerwithTurboChargeMode*FEATURES&APPLICATIONSProgrammableUSB/ACLi-IonbatterychargerTurboChargeTMMode:750mAoutputfrom500mAUSBHigh-efficiencycurrent-modePWMcontrolleroo750kHzto1.25MHzswitchingfrequency0%to100%duty-cycleINTRODUCTIONTheSMB135isaprogrammablesingle-celllithium-ion/lithium-polymerbatterychargerforavarietyofportableapplications.Thedeviceprovidesasimpleandefficientwaytochargehigh-capacityLi-IonbatteriesviaaUSBportoranACadapter.Unlikeconventionaldevices,theSMB135’shigh-efficiencyoperationeliminateslargeinternaltemperatureriseandlocalizedhotspotinhandheldequipment.TMSummit’sproprietaryTurboChargemode……