搜索
DRVPACKAGE2-mm2-mmSON-6(TOPVIEW)´INNCEN654OUTNCGND123GNDDBVPACKAGESOT-23-5(TOPVIEW)OUTNCINGNDEN12354DCYPACKAGESOT-223-4(TOPVIEW)INOUT213GNDGND4TPS709xxENINOUTVINVOUT1Fm2.2FmGNDNCTPS709–MARCH2012–REVISEDNOVEMBER2013具具有有使使能能端端的的150mA，，30V，，1µAIQ电电压压稳稳压压器器1特特性性说说明明23•超超低低IQ：：1µATPS709xx系列线性稳压器是设计用于功耗敏感类应用的超低静态电流器件。一个精密带隙和误差放大器在•反反向向电电流流保保护护温度范围内的精度为2%。只有1µA的静态电流使得•低低ISHUTDOWN：：150nA这些器件成为要求极小闲置状态功率耗散的电池供电类•输输入入电电压压范范围围：：2.7V至至30V常开系统的理想解决方案。为了增加安全性，这些器•支支持持200mA峰峰值值输输出出件还具有热关断、电流限制和反向电流保护功能。•低低压压降降：：50mA时时为为245mV•在在温温度度范范围围内内精精度度为为2%通过将使能(EN)引脚下拉至低电平可将这些稳压器置•可可提提供供固固定定输输出出电电压压：：于关断模式。这个模式的关断电流低至150nA（典型1.2V至至6.5V值）。•热热关关断断及及过过流流保保护护功功能能TPS709xx系列采用SON-6，SOT-23-5和SOT-223-•封封装装：：SOT-23-5，，SON-6，，SOT-223-4(1)4封装。(1)SOT-223-4(DCY)封装是一款产品预览器件。应应用用范范围围•Zigbee™网网络络•家家庭庭自自动动化化•计计量量•电电子子秤秤•便便携携式式功功率率工工具具•遥遥控控器器件件•无无线线听听筒筒，，智智能能电电话话，，掌掌上上电电脑脑(PDA)，，无无线线局局域域网网(WLAN)，，和和其其它它个个人人电电脑脑(PC)扩扩展展卡卡•大大型型家家电电典典型型应应用用电电路路注释：DCY封装是一款产品预览器件。1Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.2ZigbeeisatrademarkofZigBeeAlliance.3Allothertrademarksarethepropertyoftheirrespectiveowners.UNLESSOTHERWISENOTEDthisdocumentcontainsCopyright©2012–2013,TexasInstrumentsIncorporatedPRODUCTIONDATAinformationcurrentasofpublicationdate.ProductsconformtospecificationsperthetermsofTexasEnglishDataSheet:SBVS186Instrumentsstandardwarranty.Productionprocessingdoesnotnecessarilyincludetestingofallparameters.TPS709ZHCS814E–MARCH2012–REVISEDNOVEMBER2013(1)PRODUCTVOUTXXisthenominaloutputvoltage(forexample28=2.8V).TPS709xxyyyzYYYisthepackagedesignatorZisthepackagequantity;Risforreel(3000pieces),Tisfortape(250pieces)(1)Forthemostcurrentpackageandorderinginformation,seethePackageOptionAddendumattheendofthisdocument,orvisitthedeviceproductfolderat(1)SpecifiedatTJ=–40°Cto+125°C,unlessotherwisenoted.AllvoltagesarewithrespecttoGND.VALUEMINMAXUNITVIN–0.3+32VVoltageVEN–0.3+7VVOUT–0.3+7VMaximumoutputcurrentIOUTInternallylimitedOutputshort-circuitdurationIndefiniteContinuoustotalpowerdissipationPDISSSeetheThermalInformationtableJunction,TJ–55+150°CTemperatureStorage,Tstg–55+150°CHumanbodymodel(HBM)2kVElectrostaticdischarge(ESD)ratingsChargeddevicemodel(CDM)500V(1)Stressesbeyondthoselistedunderabsolutemaximumratingsmaycausepermanentdamagetothedevice.Thesearestressratingsonly,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicatedunderrecommendedoperatingconditionsisnotimplied.Exposuretoabsolute-maximum-ratedconditionsforextendedperiodsmyaffectdevicereliability.THERMALINFORMATIONTPS709xxDBVDCYDRVTHERMALMETRIC(1)UNITS(SOT-23)(SOT-223)(SON)5PINS4PINS6PINSθJAJunction-to-ambientthermalresistance212.164.773.1θJCtopJunction-to-case(top)thermalresistance78.547.597.0θJBJunction-to-boardthermalresistance39.513.942.6°C/WψJTJunction-to-topcharacterizationparameter2.866.82.9ψJBJunction-to-boardcharacterizationparameter38.713.842.9θJCbotJunction-to-case(bottom)thermalresistanceN/AN/A12.8(1)有关传统和全新热度量的更多信息，请参阅IC封装热度量应用报告（文献号：ZHCA543）。2Copyright©2012–2013,TexasInstrumentsIncorporatedTPS709–MARCH2012–REVISEDNOVEMBER2013ELECTRICALCHARACTERISTICSAtTA=–40°Cto+85°C,VIN=VOUT(typ)+1Vor2.7V(whicheverisgreater),IOUT=1mA,VEN=2V,andCIN=COUT=2.2-μFceramic,unlessotherwisenoted.TypicalvaluesareatTA=+25°C.TPS709xxPARAMETERTESTCONDITIONSMINTYPMAXUNITVINInputvoltagerange2.730VVOUTOutputvoltagerange1.26.5VVOUT3.3V–22%VODCoutputaccuracyVOUT≥3.3V–11%Lineregulation(VOUT(NOM)+1V,2.7V)≤VIN≤30V310mVΔVOVIN=VOUT(typ)+1.5Vor3V(whicheverisLoadregulation2050mVgreater),100µA≤IOUT≤150mATPS70933,IOUT=50mA295650mVTPS70933,IOUT=150mA9601400mVTPS70950,IOUT=50mA245500mVVDODropoutvoltage(1)(2)TPS70950,IOUT=150mA6901200mVTPS70965,IOUT=50mA180500mVTPS70965,IOUT=150mA4601000mVICLOutputcurrentlimit(3)VOUT=0.9×VOUT(NOM)200320500mAIOUT=0mA,VOUT≤3.3V1.32.05µAIGNDGroundpincurrentIOUT=0mA,VOUT3.3V1.42.25µAIOUT=150mA350µAISHUTDOWNShutdowncurrentVEN≤0.4V,VIN=2.7V150nAf=10Hz80dBPSRRPower-supplyrejectionratiof=100Hz62dBf=1kHz52dBBW=10Hzto100kHz,IOUT=10mA,VNOutputnoisevoltage190μVRMSVIN=2.7V,VOUT=1.2VVOUT(NOM)≤3.3V200600µstSTRStart-uptime(4)VOUT(NOM)3.3V5001500µsEnablepinhigh(enabled)0.9VVEN(HI)Enablepinhigh(disabled)00.4VIENENpincurrentEN=1.0V,VIN=5.5V300nAReversecurrentVOUT=3V,VIN=VEN=0V10nA(flowingoutofINpin)IREVReversecurrentVOUT=3V,VIN=VEN=0V100nA(flowingintoOUTpin)Shutdown,temperatureincreasing+158°CThermalshutdowntSDtemperatureReset,temperaturedecreasing+