Texas Instruments BQ24311 Handleiding
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bq24311DSG
bq24080
Charger IC
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bq24311
SLUSBT8–JULY2014
bq24311OvervoltageandOvercurrentProtectionICand
Li+ChargerFront-EndProtectionIC
1
1Features
•ProvidesProtectionforThreeVariables:3Description
Thebq24311isahighlyintegratedcircuitdesignedto
–InputOvervoltage,withRapidResponsein<1
protectLi-ionbatteriesfromchargingcircuitfailures.
μs
TheICcontinuouslymonitorstheinputvoltage,input
–User-ProgrammableOvercurrentwithCurrent
current,andbatteryvoltage.Theinputovervoltage
Limiting
protectionimmediatelyremovespowerfromthe
–BatteryOvervoltage
chargingcircuitbyturningoffaninternalswitch.The
inputprotectionlimitsthesystemcurrentattheuser-
•30VMaximumInputVoltage
programmablevalue,andiftheovercurrentpersists,
•Supportsupto0.3AInputCurrent
switchesthepasselementOFFafterablanking
•RobustAgainstFalseTriggeringDuetoCurrent
period.Additionally,theICalsomonitorsitsowndie
Transients
temperatureandswitchesoffifitbecomestoohot.
•ThermalShutdown
TheICcanbecontrolledbyaprocessorandalso
•EnableInput
providesstatusinformationaboutfaultconditionsto
thehost.
•StatusIndication–FaultCondition
DeviceInformation
2Applications
PARTNUMBERPACKAGEBODYSIZE(NOM)
•MobilePhonesandSmartPhones
bq24311WSON(8)2.00mmx2.00mm
•PDAs
(1)Forallavailablepackages,seetheorderableaddendumat
•MP3Players
theendofthedatasheet.
•Low-PowerHandheldDevices
•Bluetooth™Headsets
4ApplicationInformation
1
AnIMPORTANTNOTICEattheendofthisdatasheetaddressesavailability,warranty,changes,useinsafety-criticalapplications,
intellectualpropertymattersandotherimportantdisclaimers.PRODUCTIONDATA.
Product specificaties
| Merk: | Texas Instruments |
| Categorie: | Niet gecategoriseerd |
| Model: | BQ24311 |
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