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FEATURESDESCRIPTION
应用程序
TPS65013
SLVS517A–AUGUST2004–REVISEDJANUARY2005
POWERANDBATTERYMANAGEMENTIC
forli-ionpoweredsystems
•
linearchargermanagementforsingleli-离子
TheTPS65013isanintegratedpowerandbattery
orli-polymercells
managementICforapplicationspoweredbyone
李-ionorli-polymercellandwhichrequiremultiple
•
DualInputPortsforChargingFromUSBor
powerrails.thetps65013providestwohighly
fromwallplug,handles100-ma/500-ma
高效,步骤-downconverterstargetedatproviding
USBRequirements
thecorevoltageandperipheral,我/orailsina
•
ChargeCurrentProgrammableviaExternal
处理器-basedsystem.bothstep-下变频器
电阻
enteralow-powermodeatlightloadformaximum
efficiencyacrossthewidestpossiblerangeofload
•
1-一个,95%efficientstep-downconverterfor
电流.thelow_pwrpinallowsthecorecon-
我/oandperipheralcomponents(vmain)
vertertoloweritsoutputvoltagewhentheapplication
•
400-ma,90%efficientstep-下变频器
processorgoesintodeepsleep.thetps65013also
forprocessorcore(vcore)
integratestwo200-maldovoltageregulators,哪个
•
2x200-maldosfori/oandperipheral
areenabledviatheserialinterface.eachldo
组件,ldoenableviabus
operateswithaninputvoltagerangebetween1.8v
and6.5v,allowingthemtobesuppliedfromoneof
•
SerialInterfaceCompatibleWithI
2
c,支架
thestep-downconvertersordirectlyfromthebattery.
100-khz,400-khzoperationat1.8v
TheTPS65013alsohasahighlyintegratedand
•
低_pwrpintolowerordisableprocessor
flexibleli-ionlinearchargerandsystempowerman-
CoreSupplyVoltageinDeepSleepMode
管理层.itoffersintegratedusb-portand
•
70-µaquiescentcurrent
交流电-adaptersupplymanagementwithautonomous
•
1%ReferenceVoltage
电源-sourceselection,powerfetandcurrent
传感器,highaccuracycurrentandvoltageregulation,
•
ThermalShutdownProtection
chargestatus,andchargetermination.
TheTPS65013chargerautomaticallyselectsthe
•
allsingleli-ioncell-operatedproducts
USBportortheacadapterasthepowersourcefor
requiringmultiplesuppliesincluding:
系统.intheusbconfiguration,thehostcan
increasethechargecurrentfromthedefaultvalueof
–PDA
maximum100mato500maviatheinterface.在
–cellular/smartphone
交流电-adapterconfiguration,anexternalresistorsetsthe
–InternetAudioPlayer
maximumvalueofchargecurrent.
–DigitalStillCamera
thebatteryischargedinthreephases:调节,
•
DigitalRadioPlayer
constantcurrent,andconstantvoltage.chargeis
•
SplitSupplyDSPandµPSolutions
normallyterminatedbasedonminimumcurrent.一个
•
ApplicationsBasedonOMAP1710
internalchargetimerprovidesasafetybackupfor
chargetermination.thetps65013automatically
restartsthechargeifthebatteryvoltagefallsbelow
aninternalthreshold.thechargerautomaticallyen-
terssleepmodewhenbothsuppliesareremoved.
pleasebeawarethatanimportantnoticeconcerningavailability,标准保修,anduseincriticalapplicationsoftexas
instrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
我
2
cisatrademarkofphillips.
powerpadisatrademarkoftexasinstruments.
productiondatainformationiscurrentasofpublicationdate.
copyright©2004–2005,texasinstrumentsincorporated
ProductsconformtospecificationsperthetermsoftheTexas
instrumentsstandardwarranty.productionprocessingdoesnot
必要包括测试所有参数.
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