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1Description
2ThermalRequirements
3ElectricalCharacteristics
User'sGuide
SLUU280B–May2007–RevisedJuly2008
UCC28060EVM300-WInterleavedPFCPre-Regulator
TheUCC28060isadual-phase,transition-modePowerFactorCorrection(PFC)pre-regulator.The
UCC28060EVMisanevaluationmodule(EVM)witha390-V,300-W,dcoutputthatoperatesfroma
universalinputof85V
RMS
to265V
RMS
andprovidespower-factorcorrection.
Throughoutthisdocument,theacronymEVMandthephrasesevaluationboardandevaluationmodule
aresynonymouswiththeUCC28060EVM.
Thepre-regulatorusestheUCC28060PFCinterleavedcontrollertoshapetheinputcurrentwaveto
providepower-factorcorrection.ThisdeviceusesTI’sNaturalInterleaving™technologytointerleave
boostphases.
Thisuser’sguideprovidestheschematic,ListofMaterialslist,assemblydrawingforasingle-sidedprinted
circuitboardapplication,andtestset-upinformationnecessarytoevaluatetheUCC28060inatypical
PFCapplication.
Thisevaluationmodulewilloperateupto300Wwithoutexternalcoolinginambienttempaturesof25°C.
Table1summarizestheelectricalspecificationsoftheUCC28060EVM.
Table1.UCC28060EVMElectricalSpecifications
UCC28060EVM
PARAMETERCONDITIONSUNITS
MINTYPMAX
RMSinputvoltage(acline)85265V
RMS
Outputvoltage,V
OUT
390V
Linefrequency4763Hz
Powerfactor(PF)atmaximumload0.9
Outputpower300W
ACline=115V94%
Fullloadefficiency
ACline=230V97%
NaturalInterleavingisatrademarkofTexasInstruments.
Allothertrademarksarethepropertyoftheirrespectiveowners.
SLUU280B–May2007–RevisedJuly2008UCC28060EVM300-WInterleavedPFCPre-Regulator1
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