电源管理系统

MONTHS_REG:RTCMONTHS_REG:RTC月寄存 YEARS_REG:RTC年寄存 WEEKS_REG:RTC周寄存 ALARM_SECONDS_REG:RTC闹钟秒寄存 ALARM_MINUTES_REG:RTC闹钟分钟寄存 ALARM_HOURS_REG:RTC闹钟小时寄存 ALARM_DAYS_REG:RTC闹钟日寄存 ALARM_MONTHS_REG:RTC闹钟月寄存 ALARM_YEARS_REG:RTC闹钟年寄存 RTC_CTRL_REG:RTC控制寄存 RTC_STATUS_REG:RTC状态寄存 RTC_INT_REG:RTC中断寄存 RTC_COMP_LSB_REG:RTCLSB补偿寄存 RTC_COMP_MSB_REG:RTCMSB补偿寄存 其它寄存 CLK32KOUT_REG:RTC32KHz时钟输出寄存 VB_MON_REG:电池电压监测寄存 THERMAL_REG:热控制寄存 功率通道控制/监测寄存 DCDC_EN_REG:DC-DC转换器使能寄存 LDO_EN_REG:LDO使能寄存 SLEEP_SET_OFF_REG1:睡眠模式关断寄存器 SLEEP_SET_OFF_REG2眠模式关断寄存#2.........................DCDC_UV_STS_REG:DC-DC欠压状态寄存 DCDC_UV_ACT_REG:DC-DC欠压操作寄存 LDO_UV_STS_REG:LDO欠压状态寄存 LDO_UV_ACT_REG:LDO欠压操作寄存 DCDC_PG_REG:DC-DC转换器上电完成状态寄存 LDO_PG_REG:LDO上电完成状态寄存 VOUT_MON_TDB_REG:VOUT防抖监测寄存 电源通道配置寄存 BUCK1_CONFIG_REG:BUCK1配置寄存 BUCK1_ON_VSEL:BUCK1运行模式寄存 BUCK1_SLP_VSEL:BUCK1休眠状态寄存 BUCK2_CONFIG_REG:BUCK2配置寄存 BUCK2_ON_VSEL:BUCK2运行模式寄存 BUCK2_SLP_VSEL:BUCK2休眠模式寄存 BUCK3_CONFIG_REG:BUCK3配置寄存 BUCK4_CONFIG_REG:BUCK4配置寄存 BUCK4_ON_VSEL:BUCK4运行模式寄存 BUCK4_SLP_VSEL:BUCK4休眠模式寄存 4BOOST_CONFIG_REG:BOOST配置寄存 LDO1_ON_VSEL_REG:LDO1运行模式电压选择寄存 BOOST_CONFIG_REG:BOOST配置寄存 LDO1_ON_VSEL_REG:LDO1运行模式电压选择寄存 LDO1_SLP_VSEL_REG:LDO1休眠模式电压选择寄存 LDO2_ON_VSEL_REG:LDO2运行模式电压选择寄存 LDO2_SLP_VSEL_REG:LDO2休眠模式电压选择寄存 LDO3_ON_VSEL_REG:运行模式电压选择寄存 LDO3_SLP_VSEL_REG:LDO3休眠模式电压选择寄存 LDO4_ON_VSEL_REG:运行模式电压选 LDO4_SLP_VSEL_REG:LDO4休眠模式电压选择寄存 LDO5_ON_VSEL_REG:运行模式电压选择寄存 LDO5_SLP_VSEL_REG:LDO5休眠模式电压选择寄存 LDO6_ON_VSEL_REG:运行模式电压选择寄存 LDO6_SLP_VSEL_REG: 运行模式电压选择寄存 LDO7_SLP_VSEL_REG: 运行模式电压选择寄存 休眠模式电压选择寄存 LDO8_SLP_VSEL_REG:DEVCTRL_REG:设备控制寄存 中断寄存 INT_STS_REG1:中断状态寄存器 INT_MSK_REG1:中断屏蔽寄存器 INT_STS_REG2:中断状态寄存器 IO_POL_REG:IO极性寄存 BOOST/OTG寄存 BOOST_CTRL_REG:BOOST控制寄存 充电器设置寄存 CHRG_CTRL_REG1:充电器控制寄存器 CHRG_CTRL_REG2:充电器控制寄存器 CHRG_CTRL_REG3:充电器控制寄存器 5 电量计设置寄存 GASCNT_CAL_REG3:电量计计数器计算寄存器 GASCNT_CAL_REG2:电量计计数器计算寄存器 GASCNT_CAL_REG1:电量计计数器计算寄存器 GASCNT_CAL_REG0:电量计计数器计算寄存器 电量计计数器寄存器 电量计计数器寄存器 电量计计数器寄存器 电量计计数器寄存器 BAT_CUR_REGH:电池电流值高位寄存 BAT_CUR_AVG_REGL:电池电流值低位寄存 TS1_ADC_REGH：ADC温度采样TS1高位寄存 TS1_ADC_REGHL：ADC温度采样TS1低位寄存 TS2_ADC_REGH：ADC温度采样TS2高位寄存 TS2_ADC_REGHL:ADC温度采样TS2低位寄存 BAT_OCV_REGH：电池过压值高位寄存 BAT_OCV_REGL：电池过压值低位寄存 BAT_VOL_REGH：电池电压值高位寄存 BAT_VOL_REGL：电池电压值低位寄存 BAT_CUR_R_CALC_REGH:电池电流换算内阻值高位寄存 BAT_CUR_R_CALC_REGL：电池电流换算内阻值低位寄存 BAT_VOL_R_CALC_REGH：电池电压换算内阻值高位寄存 BAT_VOL_R_CALC_REGL：电池电压换算内阻值低位寄存 CAL_OFFSET_REGH:失调计算高位寄存 6CAL_OFFSET_REGL:失调计算低位寄存CAL_OFFSET_REGL:失调计算低位寄存 VCALIB0_REGH:电压0校准值高位寄存 VCALIB0_REGL:电压0校准值低位寄存 VCALIB1_REGH:电压1校准值高位寄存 VCALIB1_REGL:电压1校准值低位寄存 IOFFSET_REGH:电流失调值高位寄存 IOFFSET_REGL:电流失调值低位寄存 数据寄存 DATA0_REG:DATA0数据寄存 DATA1_REG：DATA1数据寄存 DATA2_REG：DATA2数据寄存 DATA3_REG：DATA3数据寄存 DATA4_REG：DATA4数据寄存 DATA5_REG：DATA5数据寄存 DATA6_REG：DATA6数据寄存 DATA7_REG：DATA7数据寄存 DATA8_REG：DATA8数据寄存 DATA9_REG：DATA9数据寄存 DATA10_REG：DATA10数据寄存 DATA11_REG：DATA11数据寄存 DATA12_REG：DATA12数据寄存 DATA13_REG：DATA13数据寄存 DATA14_REG：DATA14数据寄存 DATA15_REG：DATA15数据寄存 DATA16_REG：DATA16数据寄存 DATA17_REG：DATA17数据寄存 DATA18_REG：DATA18数据寄存 DATA19_REG：DATA19数据寄存 封装信 711RK8184DCDC，9LDO，1，1USB5VHDMI5V还有开关充电，智能功率路径管理，库仑计，RTC及可调上电时序等功能。RK818成了一个同步降压直流－直流转换器，它可以在向系统负载供电的的同时也对电池进行充USBIC450mA820mA0USB3.03AUSBC接口进行方便的设置。RK818RK818采用QFN687mmx7mm（pitch0.35）封装。8222.9Vto3A自动电能路径管理实时时钟2MHz开关频率的降压DC-DC转换器自主IP的高转换效率电路架构BUCKLDOVout通道同步降压DC－DC转换器,1Amax同步降压DC－DC转换器,2Amax通道6－7,通道9,通道11:低压差电压调制器150mA通道8:低噪声，高电源抑制比低压差电压调制器,100mA通道10－12,14:低压差电压调制器300mA通道13:低压差电压调制器400mA通道15:低阻开关,0.2ohm（在Vgs=3V时）通道16:HDMI5V开关，80mAmax7mmx7mm93系统功能模块图（BLOCK80mAFuelBatcurrentBatterymonitorandpowerpath(lowExposed3-1系统功能模块3系统功能模块图（BLOCK80mAFuelBatcurrentBatterymonitorandpowerpath(lowExposed3-1系统功能模块4典型应用图USB1uF1uF2.2uF1uF1uF2.2uF1uFExposed BOOT1204-1RK818型应用4典型应用图USB1uF1uF2.2uF1uF1uF2.2uF1uFExposed BOOT1204-1RK818型应用(PIN5封装管脚QFN687mmx7mm,1234567895-1管脚6管脚功能定(PINOUT管脚序名描1Interruptrequestpin.Active2Inputpinforswitchingstatebetweensleepandnon-sleep35vsupplyoutputfor4(PIN5封装管脚QFN687mmx7mm,1234567895-1管脚6管脚功能定(PINOUT管脚序名描1Interruptrequestpin.Active2Inputpinforswitchingstatebetweensleepandnon-sleep35vsupplyoutputfor45BOOSTMiddlepointofUSBpowerLDO1PowersupplyforLDO232.768KHzcrystaloscillator32.768KHzcrystaloscillatorBootsequenceselection,lowPoweronorpoweroff5BOOSTMiddlepointofUSBpowerLDO1PowersupplyforLDO232.768KHzcrystaloscillator32.768KHzcrystaloscillatorBootsequenceselection,lowPoweronorpoweroffenablepin,activelow,internal100KpullhightopowersupplyPowersupplyforSwitchoutputofPowergroundforfeedbackvoltageforDCDC2outputvoltagefeedbackPowergroundforSwitchoutputofPowersupplyforPowersupplyforResetpinafterpoweron,activeClockinputofDatainput/outputofPowersupplyfortesting,floatingintheDCDC1outputvoltagefeedbackPowersupplyforSwitchoutputofPowergroundforLDO7PowersupplyforLDO5LDO3LDO4LDO6PowersupplyforLDO8LDO9PowersupplyforSwitchLDO3LDO4LDO6PowersupplyforLDO8LDO9PowersupplyforSwitchBatcharginganddischargingsensecurrentnegativeBatcharginganddischargingsensecurrentpositiveDC-DCregulatoroutputtopowerthesystemloadandchargethePowersupplyforSwitchoutputofDCDC4outputvoltagefeedbackPowergroundforThermistor1input.Connectathermistorfromthispintoground.Thethermistorisusuallyinsidethebatterypack.Thermistor2input.Connectathermistorfromthispintoground.OritcanbeusedasanaloginputpinofinternalADCifthecontrolbitissettoADCfunction.ExposedItmustbeconnectedtogroundforthermalandelectrical7极限参数（ABSOLUTEMAXIMUM2限Note1.Exposuretotheconditionsexceededabsolutemaximumratingsmaycausethepermanentdamagesandaffectthereliabilityandsafetyofbothdeviceandsystemsusingthedevice.Thefunctionaloperationscannotbeguaranteedbeyondspecifiedvaluesintherecommended87极限参数（ABSOLUTEMAXIMUM2限Note1.Exposuretotheconditionsexceededabsolutemaximumratingsmaycausethepermanentdamagesandaffectthereliabilityandsafetyofbothdeviceandsystemsusingthedevice.Thefunctionaloperationscannotbeguaranteedbeyondspecifiedvaluesintherecommended8推荐工作条件（RECOMMENDEDOPERATING3荐工作条Voltagerangeonpins45VVoltagerangeonotherVPowerWVoltagerangeonpins7VVoltagerangeonpinsVCCx,VFBx,VLDOx,VSWOUT,7VVoltagerangeonpinCLK32K1,CLK32K2,7VVoltagerangeonpinsXIN,XOUT,BOOT0,BOOT1,-VoltagerangeonpinsNRESPWRON,INT,SDA,4V℃℃MaximumSoldering℃9电参数表(ELECTRICAL除非另有说明，电参数表中测试条件为：VUSB=5.0V,TA=参符条最小典型最大单USB输入USBOperating456V VVUSBvsBATTUSBInputCurrentMinMax3Astep(from1Ato0.1V9电参数表(ELECTRICAL除非另有说明，电参数表中测试条件为：VUSB=5.0V,TA=参符条最小典型最大单USB输入USBOperating456V VVUSBvsBATTUSBInputCurrentMinMax3Astep(from1Ato0.1V4VUSBinputVoltageLimit-3%MaximumUSBandVMaximumUSBandPoweronResetThresholdVOverVoltageLockOut(USBVOverVoltageLockOutV High- IncludetheBLOCKLow-SideNMOSOnHigh-SidePMOSPeakCurrent0.5Astep,4AUSBInputQuiescentChargerEnable35SYStoUSBReverse2参符条最小典型最大单充电VBAT>VRECH,ICHGVVVVVV-1%RechargeThresholdat-VTrickleChargeVTrickleChargeTrickleChargeDeadbatCharge2VDeadbatChargeDeadbatCharge USB0.2Astep,13ATrickleCharge30minutesstep,参符条最小典型最大单充电VBAT>VRECH,ICHGVVVVVV-1%RechargeThresholdat-VTrickleChargeVTrickleChargeTrickleChargeDeadbatCharge2VDeadbatChargeDeadbatCharge USB0.2Astep,13ATrickleCharge30minutesstep,2hours4A/DInputvoltageBattery0VCurrent-0VSupplySYS输SYSRegulationAutoVVBATtoSYSISYS=200mAΩ参符条最小典型最大单BATtoSYSCurrent35ASYSBATtoSYSCurrentLimit-%SYSvoltageVSYSlowalarmvoltage,if(2.8V~3.5Vprogrammable,VSYSundervoltagethresholdVSYSundervoltagethresholdVSYSOKvoltageVOFF参符条最小典型最大单BATtoSYSCurrent35ASYSBATtoSYSCurrentLimit-%SYSvoltageVSYSlowalarmvoltage,if(2.8V~3.5Vprogrammable,VSYSundervoltagethresholdVSYSundervoltagethresholdVSYSOKvoltageVOFFstate32KHzclock热保ThermalLimit10oCdefault=8520oCstep,振荡Switching2SwitchingCH5(Tj=25℃1逻辑输VV逻辑输LOW-LevelOutputVoltage,mAsinkVHIGH-LevelOutputVoltage,mAsourceVDDIO-VOutputVoltage,3.0mAsinkVOutputVoltage,3.0mAsinkV参符条最小典型最大单OutputVoltage,3.0mAsinkCLK32KOUT2pinHIGH-VDDIO-V通道1：降压DC-DC转换器InputsupplyvoltageVV246PowerGoodthreshold(Vout%Outputundervoltage%Outputovervoltagelockout%PresetVoltage,Default(参符条最小典型最大单OutputVoltage,3.0mAsinkCLK32KOUT2pinHIGH-VDDIO-V通道1：降压DC-DC转换器InputsupplyvoltageVV246PowerGoodthreshold(Vout%Outputundervoltage%Outputovervoltagelockout%PresetVoltage,Default(Tj=25℃)V Default(-)VLoadRegulation,IOUT1=100mA1LineRegulation,VCC1=3toIOUT1=High-SidepowerFETRDS(on),ID0.1A,Low-SidepowerFETRDS(on),ID0.1A,RatedoutputASwitchCurrent0.4Astep,AOperatingQuiescentCurrent,load,MinimunSwitchCurrent50mAMinimumONSoft-start参符条最小典型最大单 Iout=1A%2：DC-DC换器InputsupplyvoltageVV246PowerGoodthreshold(Vout参符条最小典型最大单 Iout=1A%2：DC-DC换器InputsupplyvoltageVV246PowerGoodthreshold(Vout%Outputundervoltagelockout%Outputovervoltagelockout%PresetVoltage,Default(Tj=25℃)V Default(-)VLoadRegulation,IOUT2=100mA1LineRegulation,VCC2=3toIOUT2=High-SidepowerFETRDS(on),ID100Low-SidepowerFETRDS(on),ID-100参符条最小典型最大单RatedoutputASwitchCurrent0.4Astep,AOperatingQuiescentCurrent,load,MinimunSwitchCurrent50mAMinimumONSoft-start Iout=1A%3：参符条最小典型最大单RatedoutputASwitchCurrent0.4Astep,AOperatingQuiescentCurrent,load,MinimunSwitchCurrent50mAMinimumONSoft-start Iout=1A%3：DC-DC换器InputsupplyvoltageV Default(Tj=25℃)V Default(-)VPowerGoodthreshold(Vout%Outputundervoltagelockout%Outputovervoltagelockout%LoadRegulation,IOUT3=100mA1LineRegulation,VCC3=3toIOUT3=High-SidepowerFETRDS(on),ID参符条最小典型最大单Low-SidepowerFETRDS(on),IDRatedoutput1ASwitchCurrent0.5Astep,2AOperatingQuiescentCurrent,load,MinimunSwitchCurrent50mAMinimumONSoft-start Iout=1A%4：DC-DC参符条最小典型最大单Low-SidepowerFETRDS(on),IDRatedoutput1ASwitchCurrent0.5Astep,2AOperatingQuiescentCurrent,load,MinimunSwitchCurrent50mAMinimumONSoft-start Iout=1A%4：DC-DC换器InputsupplyvoltageVV Default(Tj=25℃)V Default(-)-VPowerGoodthreshold(Vout%Outputundervoltagelockout%Outputovervoltagelockout%LoadRegulation,IOUT4=100mA1LineRegulation,VCC4=3toIOUT4=High-SidepowerFETRDS(on),ID参符条最小典型最大单Low-SidepowerFETRDS(on),IDRatedoutput2ASwitchCurrent0.5Astep,4AOperatingQuiescentCurrent,load,MinimunSwitchCurrent50mAMinimumONSoft-start (DCR<50mohm)Vin=3.8V,Vout=3VIout=1A参符条最小典型最大单Low-SidepowerFETRDS(on),IDRatedoutput2ASwitchCurrent0.5Astep,4AOperatingQuiescentCurrent,load,MinimunSwitchCurrent50mAMinimumONSoft-start (DCR<50mohm)Vin=3.8V,Vout=3VIout=1A%5：DC-DC换器InputsupplyvoltageVOutputV)V)VPowerGoodthreshold(Vout%Outputundervoltagelockout%LoadRegulation,IOUT5=100mA1LineRegulation,Vin=3toIOUT5=High-SidepowerFETRDS(on),ID参符条最小典型最大单Low-SidepowerFETRDS(on),IDRatedoutput2ASwitchCurrent0.5Astep,4AMinimumONSoft-start OperatingQuiescentCurrent,load,AutoswitchloadcurrentPWMand 参符条最小典型最大单Low-SidepowerFETRDS(on),IDRatedoutput2ASwitchCurrent0.5Astep,4AMinimumONSoft-start OperatingQuiescentCurrent,load,AutoswitchloadcurrentPWMand %通道6LDO1(InputsupplyvoltageVVOUTOutputVoltageRange,V Default(Tj=25℃VVOUTOutputVoltage,Default(-10~85℃VPowerGoodthreshold(Vout%Outputundervoltagelockout%VOUTLoadRegulation,IOUT=to参符条最小典型最大单IOUT6=PowerSupplyRejectRatio(f10kHz,Outputnoise(10Hzto6 RatedoutputOperatingQuiescentCurrent,load,CurrentLimit,VOUT6=VOUT6Soft-start 参符条最小典型最大单IOUT6=PowerSupplyRejectRatio(f10kHz,Outputnoise(10Hzto6 RatedoutputOperatingQuiescentCurrent,load,CurrentLimit,VOUT6=VOUT6Soft-start 7：LDO2InputsupplyvoltageVVOUTOutputVoltageAdjustableV Default(Tj=25℃V Default(Tj=-10~85℃VPowerGoodthreshold(Vout%Outputundervoltagelockout%Outputovervoltagelockout%VOUTLoadRegulation,IOUT=toVOUTLineRegulation,VIN7=3toIOUT7=PowerSupplyRejectRatio(f10kHz,Outputnoise(10Hzto7 参符条最小典型最大单OperatingQuiescentCurrent,load,RatedoutputCurrentLimit,VOUT7=VOUT7Soft-start 通道8LDO3(InputsupplyvoltageVVOUTOutputVoltageAdjustable4bit(0.8V~2V, 2.5VV Default(Tj=25℃V Default(Tj=-10~85℃参符条最小典型最大单OperatingQuiescentCurrent,load,RatedoutputCurrentLimit,VOUT7=VOUT7Soft-start 通道8LDO3(InputsupplyvoltageVVOUTOutputVoltageAdjustable4bit(0.8V~2V, 2.5VV Default(Tj=25℃V Default(Tj=-10~85℃VPowerGoodthreshold(Vout%Outputundervoltagelockout%VOUTLoadRegulation,IOUT=toVOUTLineRegulation,VIN8=3toIOUT8=PowerSupplyRejectRatio(f10kHz,Outputnoise(10Hzto8 RatedoutputOperatingQuiescentCurrent,load,CurrentLimit,VOUT8=VOUT8Soft-start 参符条最小典型最大单通道9LDO4(InputsupplyvoltageVVOUTOutputVoltageAdjustableV Default(Tj=25℃V Default(Tj=-10~85℃VPowerGoodthreshold(Vout%Outputundervoltagelockout%VOUTLoadRegulation,IOUT=toVOUTLineRegulation,VIN9=3toIOUT9=参符条最小典型最大单通道9LDO4(InputsupplyvoltageVVOUTOutputVoltageAdjustableV Default(Tj=25℃V Default(Tj=-10~85℃VPowerGoodthreshold(Vout%Outputundervoltagelockout%VOUTLoadRegulation,IOUT=toVOUTLineRegulation,VIN9=3toIOUT9=PowerSupplyRejectRatio(f10kHz,Outputnoise(10Hzto9 OperatingQuiescentCurrent,load,RatedoutputCurrentLimit,VOUT9=VOUT9Soft-start 10LDO5InputsupplyvoltageVVOUTOutputVoltageAdjustableV Default(Tj=25℃V V参符条最小典型最大单Default(Tj=-10~85℃PowerGoodthreshold(Vout%Outputundervoltagelockout%VOUTLoadRegulation,IOUT=toVOUTLineRegulation,VIN10=35V,IOUT10=PowerSupplyRejectRatio(f10kHz,Outputnoise(10Hzto OperatingQuiescentCurrent,load,Rated参符条最小典型最大单Default(Tj=-10~85℃PowerGoodthreshold(Vout%Outputundervoltagelockout%VOUTLoadRegulation,IOUT=toVOUTLineRegulation,VIN10=35V,IOUT10=PowerSupplyRejectRatio(f10kHz,Outputnoise(10Hzto OperatingQuiescentCurrent,load,RatedoutputCurrentLimit,VOUT10=VOUT10Soft-start 11LDO6InputsupplyvoltageVVOUTOutputVoltageAdjustableV Default(Tj=25℃V Default(Tj=-10~85℃VPowerGoodthreshold(Vout%Outputundervoltagelockout%VOUTLoadRegulation,IOUT=toVOUTLineRegulation,VIN11=35V,IOUT11=PowerSupplyRejectRatio(f参符条最小典型最大单10kHz,Outputnoise(10Hzto OperatingQuiescentCurrent,load,RatedoutputCurrentLimit,VOUT11=VOUT11Soft-start 12LDO7InputsupplyvoltageVVOUTOutputVoltageAdjustableV Default(Tj=25℃参符条最小典型最大单10kHz,Outputnoise(10Hzto OperatingQuiescentCurrent,load,RatedoutputCurrentLimit,VOUT11=VOUT11Soft-start 12LDO7InputsupplyvoltageVVOUTOutputVoltageAdjustableV Default(Tj=25℃V Default(Tj=-10~85℃-VPowerGoodthreshold(Vout%Outputundervoltagelockout%VOUTLoadRegulation,IOUT=toVOUTLineRegulation,VIN12=35V,IOUT12=PowerSupplyRejectRatio(f10kHz,Outputnoise(10Hzto OperatingQuiescentCurrent,load,RatedoutputCurrentLimit,VOUT12=VOUT12参符条最小典型最大单Soft-start 13LDO8InputsupplyvoltageVVOUTOutputVoltageAdjustableV Default(Tj=25℃V Default(Tj=-10~85℃VPowerGoodthreshold(Vout%Outputundervoltagelockout%VOUTLoadRegulation,IOUT=toVOUTLineRegulation,VIN13参符条最小典型最大单Soft-start 13LDO8InputsupplyvoltageVVOUTOutputVoltageAdjustableV Default(Tj=25℃V Default(Tj=-10~85℃VPowerGoodthreshold(Vout%Outputundervoltagelockout%VOUTLoadRegulation,IOUT=toVOUTLineRegulation,VIN13=35V,IOUT6=PowerSupplyRejectRatio(f10kHz,Outputnoise(10Hzto OperatingQuiescentCurrent,load,RatedoutputCurrentLimit,VOUT13=VOUT13Soft-start 14LDO9InputsupplyvoltageVVOUTOutputVoltageRange,V V参符条最小典型最大单Default(Tj=25℃ (Tj=-10~85℃VPowerGoodthreshold(Vout%Outputundervoltagelockout%VOUTLoadRegulation,IOUT=toVOUTLineRegulation,VIN14=35V,IOUT14=PowerSupplyRejectRatio(f10kHz,Outputnoise(10Hzto OperatingQuiescentCurrent,参符条最小典型最大单Default(Tj=25℃ (Tj=-10~85℃VPowerGoodthreshold(Vout%Outputundervoltagelockout%VOUTLoadRegulation,IOUT=toVOUTLineRegulation,VIN14=35V,IOUT14=PowerSupplyRejectRatio(f10kHz,Outputnoise(10Hzto OperatingQuiescentCurrent,load,RatedoutputCurrentLimit,VOUT14=VOUT14Soft-start 15InputsupplyvoltageVRatedoutputOnresistance(Current 16：H_5VInputsupplyvoltageVRatedoutputVoutputcurrent实时时10工作原理(FUNCTION过I2C接口来设置。热保护等功能。充电电流可以通过I2C接口来设置。参符条最小典型最大单RTCOperatingVoltageVRTCSupply5RTCCLKError(Tj=25℃-CLK32OUT1jitter(openCLK32OUT1duty%CLK32OUT2jitter(openCLK32OUT2duty%I2C时SCLclockSCLhigh10工作原理(FUNCTION过I2C接口来设置。热保护等功能。充电电流可以通过I2C接口来设置。参符条最小典型最大单RTCOperatingVoltageVRTCSupply5RTCCLKError(Tj=25℃-CLK32OUT1jitter(openCLK32OUT1duty%CLK32OUT2jitter(openCLK32OUT2duty%I2C时SCLclockSCLhighSCLlowDatasetupDatahold0SetuptimeforrepeatedHOLDtimeforstart/repeatedBusfreetimebetweenastopRisetimeof20Fallwidthof20Pulsewidthofsuppressed0Capacitiveloadforeachofbus当输入功率不足以满足负载系统的功率要求，或是输入电源被拔除的情况下，50mΩMOSFETRK818内部集成高精度ADC用来采集电池的相关信息，并实现高性能的电量计功能。当输入功率不足以满足负载系统的功率要求，或是输入电源被拔除的情况下，50mΩMOSFETRK818内部集成高精度ADC用来采集电池的相关信息，并实现高性能的电量计功能。RK818还集成晶振驱动功能，RTCI2C32.768K漏输出的时钟，其中一路是常开，另外一路是受I2C控制。的11状态机描述（STATEMACHINE状态POWERONSleepPOWERONSleepPOWERONOFF状态是指ＰＭＵ处于关闭状态，各通道均关ACTIVE状态是指PMU处于工作状态中，各通道根据系统要求进行工作SLEEP是指系统处于低耗电的工作状态下11.2开机（POWER-ON）使能的条•••PWRON信号为低电平持续一段时间.11.2开机（POWER-ON）使能的条•••PWRON信号为低电平持续一段时间.11.3关机(POWER-OFF)的条•PWRON低电平时间长于长按延时时间并且PWRON_LP_ACT设置成0（果设置成1PMU关机后还会自动重启），这种条件所产生的中断信号是或者芯片温度达到热关断阈值，此时寄存器THERMAL_REG中的TSD_STS=1。或者Vsys电压低于UVLO阈值:此时寄存器VB_MON_REG中的VB_UV_STS=1。或者Vsys电压低于低压报警电压，具体值可以在VB_MON_REG中的VB_LO_SEL中调或者DEV_OFF1系统关机时，DEV_OFF值被清零•••••••11.4SLEEP使能条•••SLEEP外部PIN为高电平DEV_SLPINT=1的条件：下面16种发生任意一种情况都会令VB_LO_INT=1(ifPWRON_INT=1(ifPWRON_LP_INT=1(ifHOTDIE_INT=1(ifRTC_ALARM_INT=1(ifRTC_PERIOD_INT=1(ifINT=1的条件：下面16种发生任意一种情况都会令VB_LO_INT=1(ifPWRON_INT=1(ifPWRON_LP_INT=1(ifHOTDIE_INT=1(ifRTC_ALARM_INT=1(ifRTC_PERIOD_INT=1(ifUSB_OV_INT=1(ifPLUG_IN_INT=1(if11.CHGOK_INT=1(ifCHGOK_INT_IM=0)12.CHGTE_INT=1(ifCHGTE_INT_IM=0)13.CHGTS1_INT=1(ifCHGTS1_INT_IM=0)14.TS2_INT=1(ifTS2_INT_IM=0)SLEEP图11-SLEEP上电启动时序（POWER电压默认上电时电压默认电压默认上电时电压默认0.7V-1.5V（step330.7V-1.5V（step11上电启动时序（POWER电压默认上电时电压默认电压默认上电时电压默认0.7V-1.5V（step330.7V-1.5V（step1144111.8V-xxx4下电启动时1.8V-x3xx0.8V-111.8V-x21.8V-120.8V-xxx0.8V-221.8V-xxx1.8V-454xxxx4下电启动时1.8V-x3xx0.8V-111.8V-x21.8V-120.8V-xxx0.8V-221.8V-xxx1.8V-454xxxxxxxxxxxxxx12.1BOOT1=1,BOOT0= I_REF_RDYand4poweron12-1下电时序12.1BOOT1=1,BOOT0= I_REF_RDYand4poweron12-1下电时序12.2BOOT1=0,BOOT0=12-2下电时序BOOT1=0,12.3BOOT1=1,BOOT0=19BUCK1/BUCK2/BUCK3/BUCK4/LDO3/LDO4/LDO5/LDO7这几路的启动时序及启动电压是可以在OTP（但BUCK3的启动电压通过外部电阻可调，LD99个。12.4BOOT1=0,BOOT0=在“00”模式下会启动14路，其中BUCK1~4/LDO1~9/SWITCH这几路的启动时序及启动12.2BOOT1=0,BOOT0=12-2下电时序BOOT1=0,12.3BOOT1=1,BOOT0=19BUCK1/BUCK2/BUCK3/BUCK4/LDO3/LDO4/LDO5/LDO7这几路的启动时序及启动电压是可以在OTP（但BUCK3的启动电压通过外部电阻可调，LD99个。12.4BOOT1=0,BOOT0=在“00”模式下会启动14路，其中BUCK1~4/LDO1~9/SWITCH这几路的启动时序及启动BOOT时间参数（BOOTTIMING表5BOOT时间poweronenabletosystemreadyandreferenceReferenceandsystemreadytoboostenableBoostenabledelaytoBOOT时间参数（BOOTTIMING表5BOOT时间poweronenabletosystemreadyandreferenceReferenceandsystemreadytoboostenableBoostenabledelayto1stchannelenable1stchannelenableto2stchannelenable2ndchannelenableto3rdchannelenable3rdchannelenableto4thchannelenable4thchannelenabletoNRESPWRONrisingedgePWRONdisabletoNRESPWRONfallingNRESPWRONfallingdelaytosuppliesdisable2Othersuppliesdisabletoboost2Suppliesdisabletohouse-keepingdisable13电源供电控制时序（POWERCONTROL情况下开VPLUG-VPLUG-PowerOnT13-1USB触发启动使能图13电源供电控制时序（POWERCONTROL情况下开VPLUG-VPLUG-PowerOnT13-1USB触发启动使能图BAT单独供电，电压变化时系统工作模式（此Vbat=Vsys，下图电压表示PowerOnSwitchoffPoweron13-2PowerControlTimingwithVIN时间参6USBVSYS的时间参参描最典最BAT单独供电，电压变化时系统工作模式（此Vbat=Vsys，下图电压表示PowerOnSwitchoffPoweron13-2PowerControlTimingwithVIN时间参6USBVSYS的时间参参描最典最单2Totalpowerondelay22Totalpoweroffdelay2USBplug-indebouncingUSBplug-outdebouncing信号控制系统PowerOn Switchoff13-3DEV_OFF软件关机信号Switchoff13-4信号控制系统PowerOn Switchoff13-3DEV_OFF软件关机信号Switchoff13-4时间(PWRON7PWRON/DEV_OFF间系状态控13-5SLEEP/ACTIVETransition图PLow-powerOff High- Onh-powerOn参描最典最单时间(PWRON7PWRON/DEV_OFF间系状态控13-5SLEEP/ACTIVETransition图PLow-powerOff High- Onh-powerOn参描最典最单TotalpowerondelayPWRONlongpressdelaytointerrupt(PWRONfallingedgetoPWRON_LP_INT=1)4sPWRONlongpressdelaytoturnoff(PWRONfallingedgetoNRESPWRONfallingedge)6sPOWERONdisabletoNRESPWRONfallingNRESPWRONfallingdelaytosuppliesdisable2totalpoweroffdelay213.7表8SLEEP14寄存器定14.1寄存器总HEX地功能描读/重置RTC寄存SECONDSMINUTESHOURS13.7表8SLEEP14寄存器定14.1寄存器总HEX地功能描读/重置RTC寄存SECONDSMINUTESHOURS保留寄存参描最典最单SLEEPfalling-edgedebouncingSLEEPrising-edgedebouncingDelaytoturnonenableafterSLEEPrising-edgedebouncing其它寄存功率通道控制/监测寄存电源通道配置寄存其它寄存功率通道控制/监测寄存电源通道配置寄存中断相关寄BOOST/OTG/DCDC限流值相关寄存充电器相关寄存中断相关寄BOOST/OTG/DCDC限流值相关寄存充电器相关寄存电量计相关寄存RRRRRRRRRRRRRRRR电量计相关寄存RRRRRRRRRRRRRRRRRRNOTE:9Fh9Ah)OTP寄存器，F3hFFhOTP存器，禁止读写RRRRRRRRRRR数据寄存NOTE:9Fh9Ah)OTP寄存器，F3hFFhOTP存器，禁止读写RRRRRRRRRRR数据寄存14.2存器描14.2.1RTCSECONDS_REGRTC秒钟描保设置RTC中秒钟的第二位数值(0-BCD码范围00注76-3-MINUTES_REGRTC描保设置RTC中分钟的第二位数值(0-14.2存器描14.2.1RTCSECONDS_REGRTC秒钟描保设置RTC中秒钟的第二位数值(0-BCD码范围00注76-3-MINUTES_REGRTC描保设置RTC中分钟的第二位数值(0-BCD码范围0076-Bit3-注HOURS_REGRTC描地址:类型00001000地址类型符默认01010000地址类型符默认00000000设置下午(PM)或上午(AM):用于PM-AM1PM.保设置RTC中小时的第二位设置RTC中小时的第一位HOUR1/0BCD码范围0-Bit65-Bit3-注DAYS_REGRTC描保设置RTC中日数的第二位数值设置RTC中日数的第一位数值设置下午(PM)或上午(AM):用于PM-AM1PM.保设置RTC中小时的第二位设置RTC中小时的第一位HOUR1/0BCD码范围0-Bit65-Bit3-注DAYS_REGRTC描保设置RTC中日数的第二位数值设置RTC中日数的第一位数值Bit7-5-3-注MONTHS_REGRTC描保RTC月数的第二位数值BCD编码范围:01-12注7-43-YEARS_REGRTC地址类型00010011地址类型00000001地址类型00100001描设置RTC年数的第二位数值设置RTC年数的第一位数值BCD编码范围:00-99Bit7-WEEKS_REGRTC描保RTC中周BCD码范围1-Bit7-ALARM_SECONDS_REG:描保设置RTC闹钟秒数的第二位数值设置RTC闹钟秒数的第一描设置RTC年数的第二位数值设置RTC年数的第一位数值BCD编码范围:00-99Bit7-WEEKS_REGRTC描保RTC中周BCD码范围1-Bit7-ALARM_SECONDS_REG:描保设置RTC闹钟秒数的第二位数值设置RTC闹钟秒数的第一位数值BCD编码范围:00-59注76-3-ALARM_MINUTES_REGRTC地址类型地址类型00000000地址类型00000001描保设置RTC闹钟中分钟的第二位数值BCD编码范围:00-59注76-3-ALARM_HOURS_REGRTC描设置下午(PM)或上午(AM):用于PM-AM1PM.保设置RTC闹钟中小时的第二位数描保设置RTC闹钟中分钟的第二位数值BCD编码范围:00-59注76-3-ALARM_HOURS_REGRTC描设置下午(PM)或上午(AM):用于PM-AM1PM.保设置RTC闹钟中小时的第二位数HOUR1/0BCD码范围0-注765-3-ALARM_DAYS_REGRTC描保设置RTC闹钟中日数的第二位数值BCD编码范围:0-28/29/30/31注7-5-3-2ALARM_MONTHS_REGRTC闹钟月寄存地址类型地址类型00000001地址类型0000000000000000描保设置RTC闹钟中月数的第二位数值BCD编码范围:01-12Bit7-43-注3ALARM_YEARS_REGRTC闹钟年寄存描设置RTC闹钟年数的第二位数值设置RTC闹钟年数的第一位数值BCD编码范围:00-99Bit7-RTC_CTRL_REGRTC控制寄描:描保设置RTC闹钟中月数的第二位数值BCD编码范围:01-12Bit7-43-注3ALARM_YEARS_REGRTC闹钟年寄存描设置RTC闹钟年数的第二位数值设置RTC闹钟年数的第一位数值BCD编码范围:00-99Bit7-RTC_CTRL_REGRTC控制寄描:7:GET_TIME:此寄存器信号的向上跳变将动态寄存器转为静态屏蔽寄存器SET_32_COUNTER:1:将32-kHz计数器设置成COMP_REG的值.RTC停止运行状态下使用.65这只能在TEST_MODE:测试模式(当32kHz计数器计到末位时自动补偿功能启动4地址:类型:符(Auto默认00000000地址 类型 0000000000000001024小时模式31:小时(PM-AM模式1自动补:,1RTC停止运行210RTC_time只能在RTC停止运行状态下变化024小时模式31:小时(PM-AM模式1自动补:,1RTC停止运行210RTC_time只能在RTC停止运行状态下变化RTC_STATUS_REGRTC状态寄存描POWER_UP:POWER_UP通过reset置位，在该位写“1”则到处理器在RTC状态寄存器的ALARM位写“1”。76表示已1表示已1小543210EVENT_1S:表示已过1秒RUN0表示RTC停止运行1表保留RTC正在运行该位表示RTC的实际运行状态RTC_INT_REGRTC中断寄地址 类型 符00000000地址:类型:(Write1(Write1(Write1(Write1(Write1默认10000010描7-4保留1:当设备在SLEEP模式时屏蔽周期性中断信号:INT_ALARM_EN:当达到闹钟设置时间时启动一个中断信号1:启0:禁INT_TIMER_EN:启动周期性中断1:启0:禁描7-4保留1:当设备在SLEEP模式时屏蔽周期性中断信号:INT_ALARM_EN:当达到闹钟设置时间时启动一个中断信号1:启0:禁INT_TIMER_EN:启动周期性中断1:启0:禁EVERY:00:每秒钟01:每分钟10:每小时；11:每321-7RTC_COMP_LSB_REGRTCLSB偿寄存描该寄存器保存32kHz周期数，这个数字每小时被加32kHz计数器中（LSB）Bit7-8RTC_COMP_MSB_REGRTCMSB偿寄存描该寄存器保存32kHz周期数，这个数字每小时被加32kHz计数器中（MSB）Bit7-14.2.2其它寄存 地址 类型 00000000地址 类型 00000000CLK32KOUT_REGRTC32KHz钟输出寄存描7-1保留CLK32KOUT2_FUN:CLK32KOUT2管脚功能0：32.768K时钟输1：Recovery功CLK32KOUT2_EN:如果CLK32KOUT2_FUN=0，1.CLK32KOUT2输出启0.CLK32KOUT2输出禁0VB_MON_REG:电池电压监测寄存描CLK32KOUT_REGRTC32KHz钟输出寄存描7-1保留CLK32KOUT2_FUN:CLK32KOUT2管脚功能0：32.768K时钟输1：Recovery功CLK32KOUT2_EN:如果CLK32KOUT2_FUN=0，1.CLK32KOUT2输出启0.CLK32KOUT2输出禁0VB_MON_REG:电池电压监测寄存描76保留PLUG_IN_STS:充电器插入状(DC0:无充电器插入发生1:充电器插该位为“只读”管脚电VB_UV_STS:电池欠压锁定状态(如果该位为“1”，系统关机该位为“只读”5Bit0:系统关1:插入VB_LO_STS:低电池电压状态，当开机以后低电池电压时的操Bit地址 类型 00010100地址 类型 000000000:1:该位为“只读”Bit2- 000~111:2.8V~3.5V,THERMAL_REG:热控制寄存描Bit7-Bit保TSD_TEMP:过热关机阈值温度0:140℃;1:0:1:该位为“只读”Bit2- 000~111:2.8V~3.5V,THERMAL_REG:热控制寄存描Bit7-Bit保TSD_TEMP:过热关机阈值温度0:140℃;1:HOTDIE_STS:芯片过热警告位该位为只读位TSD-STS过热关3-10 功率通道控制/监测寄DCDC_EN_REGDC-DC转换器使能寄存描地址 类型 地址 类型 000000007OTG_EN，OTG使能禁默认值boot设置SWITCH_EN:SWITCH使能1,启0,禁默认值boot设置LDO9_EN:7OTG_EN，OTG使能禁默认值boot设置SWITCH_EN:SWITCH使能1,启0,禁默认值boot设置LDO9_EN:LDO91,启0,禁默认值boot设置BOOST_ENBOOST使能1,启0,禁默认值由boot设置。BUCK(n)_EN:BUCKn使能位1,启用0,禁默认值boot65BitBit3-LDO_EN_REGLDO使能寄描Bit7-0 1,启用0,禁默认值boot设置SLEEP_SET_OFF_REG1眠模式关断寄存地址 类型 描1:SLEEP模式OTG关断0SLEEPOTG打1:SLEEP模式Switch关断0SLEEP模式Switch打1:SLEEPLDO9关断0SLEEP模式LDO9打1:SLEEPBOOST关断0SLEEPBOOST打1:SLEEPBUCK4关断0SLEEP描1:SLEEP模式OTG关断0SLEEPOTG打1:SLEEP模式Switch关断0SLEEP模式Switch打1:SLEEPLDO9关断0SLEEP模式LDO9打1:SLEEPBOOST关断0SLEEPBOOST打1:SLEEPBUCK4关断0SLEEPBUCK4打1:SLEEPBUCK3关断0SLEEPBUCK3打1:SLEEPBUCK2关断0SLEEPBUCK2打1:SLEEPBUCK1关断0SLEEPBUCK1打76543210SLEEP_SET_OFF_REG2眠模式关断寄存描1:SLEEPLDO8关断0SLEEP模式LDO8打1:SLEEPLDO7关断0SLEEP模式LDO7打76SLEEPLDO6关断5地址 类型 00000000地址 类型 000000000SLEEP模式LDO6打1:SLEEPLDO5关断0SLEEP模式LDO5打1:SLEEPLDO4关断0SLEEP模式LDO4打1:SLEEPLDO3关断0SLEEP模式LDO6打1:SLEEPLDO5关断0SLEEP模式LDO5打1:SLEEPLDO4关断0SLEEP模式LDO4打1:SLEEPLDO3关断0SLEEP模式LDO3打1:SLEEPLDO2关断0SLEEP模式LDO2打1:SLEEPLDO1关断0SLEEP模式LDO1打43210DCDC_UV_STS_REGDC-DC欠压状态寄存描OTG_UV_STS:OTG欠压标1:输出电压降到正常电压的85％0正H5V_UV_STS:H5V欠压标志1:输出电压降到正常电压的85％0正LDO9_UV_STS:LDO9欠压标1:输出电压降到正常电压的85％0正1:输出电压降到正常电压的85％0正BUCK4_UV_STS:BUCK4欠压标1输出电压降到正常电压85％0:正BUCK3_UV_STS:BUCK3欠压标1输出电压降到正常电压85％0正765432地址 类型 符00000000BUCK2_UV_STS:BUCK2欠压标1输出电压降到正常电压85％0正BUCK1_UV_STS:BUCK1欠压标1输出电压降到正常电压85％0BUCK2_UV_STS:BUCK2欠压标1输出电压降到正常电压85％0正BUCK1_UV_STS:BUCK1欠压标1输出电压降到正常电压85％0正BitBitDCDC_UV_ACT_REGDC-DC欠压操作寄存描71:重启该通0:无作1:重启该通0:无作1:重启该通0:无作0:无作BUCK4_UV_ACT:BUCK4欠压操1:重启该通0:无作BUCK3_UV_ACT:BUCK3欠压操1:重启该通0:无作BUCK2_UV_ACT:BUCK2欠压操1:重启该通0:无作BUCK1_UV_ACT:BUCK1欠压操1:重启该通654位为3210地址 类型 符000000000:无作LDO_UV_STS_REGLDO欠压状态寄存描0正0:无作LDO_UV_STS_REGLDO欠压状态寄存描0正0正0正0正0正0正0正076543210LDO_UV_ACT_REGLDO欠压操作寄存地址 类型 地址 类型 00000000描LDO8_UV_ACT:1:重启该通0:无作LDO7_UV_ACT:1:重启该通0:无作LDO6_UV_ACT:1:重启该通0:无作LDO5_UV_ACT:1:重启该通0:无作LDO4_UV_ACT:1:重启该通0:无作LDO3_UV_ACT:描LDO8_UV_ACT:1:重启该通0:无作LDO7_UV_ACT:1:重启该通0:无作LDO6_UV_ACT:1:重启该通0:无作LDO5_UV_ACT:1:重启该通0:无作LDO4_UV_ACT:1:重启该通0:无作LDO3_UV_ACT:1:重启该通0:无作LDO2_UV_ACT:1:重启该通0:无作LDO1_UV_ACT:1:重启该通0:无作7欠压操作6欠压操作5欠压操作4欠压操作3欠压操作2欠压操作1欠压操作0欠压操