AXP192-Datasheet--cn

©2010KrossPowerLimited-AllrightsreservedKrossPowerDATASHEETV1.11Sept.132010EnhancedsingleCellLi-BatteryandPowerSystemManagementICAXP192VQ.QWWPPIQPWECCConfidentialPage2/51EnhancedsingleCellLi-BatteryandPowerSystemManagementICAXP1921．概述(Summary)...............................................................................................................................................32．特性(Feature)..................................................................................................................................................43．典型应用(TypicalApplication).......................................................................................................................54．极限参数(AbsoluteMaximumRatings).......................................................................................................65．电气特性(ElectricalCharacteristics)............................................................................................................66．典型特性(TypicalCharacteristics)................................................................................................................97．管脚定义(PinDescription)...........................................................................................................................138．功能框图(FunctionalBlockDiagram)........................................................................................................159．控制和操作(ControlandOperating)...........................................................................................................169.1开关机和复位(PowerOn/Off&Reset).............................................................................................169.2电源通路管理(IPS)..............................................................................................................................189.3自适应充电器(AdaptiveCharger)......................................................................................................209.4备用电池(BackupBatttery).................................................................................................................239.5多路电源输出(Multi-PowerOutputs).................................................................................................249.6默认电压/启动时序的设置(DefaultVoltage/TimingSetting)..........................................................259.7信号采集系统(SignalCapture)..........................................................................................................259.8多功能管脚说明(Multi-FunctionPinDescription)............................................................................269.9定时器(Timer)......................................................................................................................................279.10HOST接口及中断(HostInterfaceandIRQ)....................................................................................279.11寄存器(Registers)..............................................................................................................................2910．封装(Package)............................................................................................................................................50VQ.QWWPPIQPWECCConfidentialPage3/51EnhancedsingleCellLi-BatteryandPowerSystemManagementICAXP1921．概述(Summary)AXP192()AXP192USB-Compatible3(BuckDC-DCconverter)4(LDO)//12-BitADCAXP192/(OVP/UVP)(OTP)(OCP)AXP192(IntelligentPowerSelect,IPS™)USB(/)AXP192USBAXP192:TwoWireSerialInterface(TWSI)(FuelGauge)0.5%AXP1926mmx6mm48-pinQFN应用产品z,PMP/MP4,,,GPS,PDA,zMIDzDVDUMPCandUMPC-likezApplicationProcessorsystemsz管脚定义VQ.QWWPPIQPWECCConfidentialPage4/51EnhancedsingleCellLi-BatteryandPowerSystemManagementICAXP1922．特性(Feature)•(IPS)o2.9V~6.3V(AMR-0.3V~11V)o“IPS™”oUSB(4.4V/500mA/100mA)o100mΩ•(Charger)oMOSFET1.4AooUSBo0.5%o4.1V/4.15V/4.2V/4.36VooLEDo•(BackupBattery)oRTCo•3(DC-DC)oDC-DC10.7V~3.5V,25mV/step,1.2AoDC-DC20.7-2.275V,25mV/step,1.6A,VRCoDC-DC30.7-3.5V,25mV/step,0.7A•4(LDO)oLDO130mAoLDO2LDO1.8V~3.3V100mV/step,200mAoLDO3LDO,1.8-3.3V,100mV/step,200mAoLDOIO0LDO,1.8-3.3V,100mV/step,50mAVRCVoltageRampControl•(SignalCapture)o1612BitADCo4ooFuelgaugeo(mAormW)(%ormAh)(%)oo•(HostInterface)oHostTWSIooGPIOIOPWMoo•(SystemManagement)ooooPWROKo(//)oo/(OVP/UVP)o(OCP)o(OTP)oOTGVBUS/•(FullyIntegration)o0.5%oMOSFEToVQ.QWWPPIQPWECCConfidentialPage5/51EnhancedsingleCellLi-BatteryandPowerSystemManagementICAXP1923．典型应用(TypicalApplication)AXP192WAKEUP/IRQPWRONPWROK/N_LBOTSBATAPSVIN2GNDGNDC14HOSTAGNDAGND10uF1nF10uF4.7uH2.2uHResetPowerOn/OffGNDGND1uF4.7uC1310uC164.7uFLDO1LDO2LX2DCDC2LX1DCDC1EXTENDCDC2DCDC1VIN1LDO2LDO1GNDIPSOUT10K1%470ohmCHGLEDIPSOUTVREF0.22uGNDGNDIPSOUTGND10uFIPSOUTC3GND0.22uIPSOUTVBUSAdapterEXT_WAKEUPSCKSCKSDASDARESETDRVVBUSC91u10uF1nFIPSOUTPWRENPWRENDCDC3VBUSIPSOUTBATACINPGND2PGND1LDO34.7uF0Ohm2.2k2.2k51kVCCIOC21C22C24C2C1GNDGNDLDO3BIASVINTAGND200KC61uFN_VBUSENN_RSTOGNDGND1nF4.7uH2.2uFC19LX3DCDC3VIN3IPSOUT10uFPGND3GPIO0/LDOio0AGNDSYSENVCCIOGPIO1GPIO2N_OEBACKUPACINGPIO4NCGPIO3GNDSYSEN10kN_RSTILDOINC2010uFGNDIPSOUT1OhmC104.7uF4.7uFC8C11C12C15C17C18AGND0OhmC231uF12345678910