矽源特ChipSourcTek-SC8921是一款高度集成的开关模式升压充电器，双芯锂电池矽源特ChipSourcTek-SC8921DESCRIPTI

矽源特ChipSourcTek-SC8921DESCRIPTION:
矽源特ChipSourcTek-SC8921是一款高度集成的开关模式升压充电器，适用于双芯锂离子电池应用。它能够将4.5V~5.5V输入电压提升至16V ，并提供电池充电管理功能，包括涓流充电、恒流充电、恒压充电、充电终止和充电状态指示。矽源特ChipSourcTek-SC8921支持灵活的充电电流选项，用户可以针对不同的应用通过外部电阻器自由编程电流。通过充电器管理功能， IC可用于为2芯锂离子电池充电。矽源特ChipSourcTek-SC8921支持2A输入电流限制、输入欠压和过压保护、内部逐周期电流限制、电池短路保护和输出过压保护。它还提供充电安全定时器和超温保护，以确保在不同异常情况下的安全。矽源特ChipSourcTek-SC8921在ESOP8L包中提供。
The矽源特ChipSourcTek-SC8921isahighlyintegratedswitch-modeboostchargerfortwocellLi-ionbatteryapplications.Itisabletostepup4.5V~5.5Vinputvoltagetoupto16V,andprovidebatterychargemanagementfunctionsincludingtricklecharge,constantcurrentcharge,constantvoltagecharge,chargeterminationandchargingstatusindication.The矽源特ChipSourcTek-SC8921supportsflexiblechargecurrentoption,andtheusercanprogramthecurrentfreelythroughexternalresistorfordifferentapplications.Withthechargermanagementfunction,theICcanbeusedtocharge2cellLi-ionbattery.The矽源特ChipSourcTek-SC8921supports2Ainputcurrentlimit,inputundervoltageandovervoltageprotections,internalcyclebycyclecurrentlimit,batteryshortcircuitprotection,andoutputovervoltageprotection.Italsoofferschargingsafetytimerandovertemperatureprotectiontoensuresafetyunderdifferentabnormalconditions.The矽源特ChipSourcTek-SC8921isavailableinESOP8Lpackage.
矽源特ChipSourcTek-SC8921FEATURES:IntegratedSynchronousBoostChargerChargingManagement(TrickleCharge/ConstantCurrentCharge/ConstantVoltageCharge/ChargeTermination)ProgrammableConstantChargeCurrentSelectableConstantVoltageChargeStatusIndicationChargeSafetyTimer2AInputCurrentLimitAdaptiveInputCurrentLimitInputUnderVoltageandOverVoltageProtectionBatteryShortCircuitProtectionShortcircuitprotectionforVBAToutputThermalShutdown
矽源特ChipSourcTek-SC8921APPLICATIONS:BluetoothspeakerchargerE-cigarettechargerE-joychargerLI-ionbatterychargerPOSmachine
矽源特ChipSourcTek-SC8921DEVICEINFORMATION:
PartNumber/Package/Dimension
矽源特ChipSourcTek-SC8921SDER/ESOP8L/5mmx6mmx1.5mm
【矽源特ChipSourcTek-SC8921是一款高度集成的开关模式升压充电器，双芯锂电池】矽源特ChipSourcTek-SC892TypicalApplicationCircuit:

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矽源特ChipSourcTek-SC892TerminalConfigurationsandFunctions:

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矽源特ChipSourcTek-SC892FunctionBlockDiagram:

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