Texas Instruments EMB1499Q Handleiding
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EMB1499Q
www.ti.com
SNOSCV7B–NOVEMBER2011–REVISEDSEPTEMBER2013
EMB1499QBidirectionalCurrentDC-DCController
CheckforSamples:EMB1499Q
1
FEATURES
DESCRIPTION
TheEMB1499Qbidirectionalcurrentdc/dccontroller
•60-VMaximumStackOperatingVoltage
ICworksinconjunctionwiththeEMB1428switch
•BidirectionalBalancingCurrent
matrixgatedriverICtosupportTI’sswitchmatrix
•FullySynchronousOperation
basedactivecellbalancingschemeforabattery
managementsystem.TheEMB1499Qprovidesthree
•ActiveClampSignal
PWMMOSFETgatesignalstoabidirectionalforward
•250-kHzSwitchingFrequency
convertersothatitsoutputcurrent,eitherpositiveor
•FaultDetectionIncludesTwoSeparateUVLO
negative,isregulatedaroundauser-defined
Cells(OneforEachExternalSupply),Primary
magnitude.Thisinductorcurrentischanneledbythe
andSecondarySideCurrentLimit,OVP/UVP
EMB1428throughtheswitchmatrixtothecellthat
needstobechargedordischarged.Inatypical
SenseonCellBeingCharged,Thermal
scheme,theEMB1499Q-basedforwardconverter
Shutdown,andWatchdogTimer
exchangesenergybetweenasinglecellandthe
•BalancingCurrentUser-selectableThrough
batterystacktowhichitbelongs,withamaximum
ExternalVoltage
stackvoltageofupto60V.Theswitchingfrequency
•EMB1499QisanAutomotiveGradeProduct
isfixedat250kHz.TheEMB1499Qsensescell
thatisAEC-Q100Grade1Qualified(–40°Cto
voltage,inductorcurrentandstackcurrentand
providesprotectionfromabnormalconditionsduring
+125°COperatingJunctionTemperature)
balancing.
APPLICATIONS
TheEMB1499Qalsoprovidesanactiveclamptiming
signaltocontrolanexternalFETdriverforthe
•Li-IonBatteryManagementSystems
primary-sideactiveclampFET.TheEMB1499Qis
•HybridandElectricVehicles
enabledanddisabledbytheEMB1428.Fault
•GridStorage
conditionsdetectedbytheEMB1499Qare
communicatedtotheEMB1428throughtheDONE
andFAULTpins.
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Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsof
TexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
PRODUCTIONDATAinformationiscurrentasofpublicationdate.
Copyright©2011–2013,TexasInstrumentsIncorporated
ProductsconformtospecificationsperthetermsoftheTexas
Instrumentsstandardwarranty.Productionprocessingdoesnot
necessarilyincludetestingofallparameters.
Product specificaties
| Merk: | Texas Instruments |
| Categorie: | Niet gecategoriseerd |
| Model: | EMB1499Q |
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