Power Electronic Device

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1、IPowerElectronicDevices1PowerElectronicsKaushikRajashekara,SohailAnwar,VrejBarkhordarian,AlexQ.HuangOverview•Diodes•SchottkyDiodes•Thyristors•PowerBipolarJunctionTransistors•MOSFETs•GeneralPowerSemiconductorSwitchRequirements•GateTurn-OffThyristors•InsulatedGateBipolarTransistors•Gate-Com

2、mutatedThyristorsandOtherHard-DrivenGTOs•ComparisonTestingofSwitches©2002byCRCPressLLC1PowerElectronicsKaushikRajashekara1.1OverviewDelphiAutomotiveSystemsThyristorandTriac•GateTurn-OffThyristor•Reverse-ConductingThyristor(RCT)andAsymmetricalSilicon-SohailAnwarControlledRectifier(ASCR)•Pow

3、erTransistor•PowerPennsylvaniaStateUniversityMOSFET•Insulated-GateBipolarTransistor(IGBT)•MOS-ControlledThyristor(MCT)VrejBarkhordarian1.2DiodesInternationalRectifierCharacteristics•PrincipalRatingsforDiodes•RectifierAlexQ.HuangCircuits•TestingaPowerDiode•ProtectionofPowerDiodesVirginiaPoly

4、technicInstituteandStateUniversity1.3SchottkyDiodesCharacteristics•DataSpecifications•TestingofSchottkyDiodes1.4ThyristorsTheBasicsofSilicon-ControlledRectifiers(SCR)•Characteristics•SCRTurn-OffCircuits•SCRRatings•TheDIAC•TheTriac•TheSilicon-ControlledSwitch•TheGateTurn-OffThyristor•DataShe

5、etforaTypicalThyristor1.5PowerBipolarJunctionTransistorsTheVolt-AmpereCharacteristicsofaBJT•BJTBiasing•BJTPowerLosses•BJTTesting•BJTProtection1.6MOSFETsStaticCharacteristics•DynamicCharacteristics•Applications1.7GeneralPowerSemiconductorSwitchRequirements1.8GateTurn-OffThyristorsGTOForwar

6、dConduction•GTOTurn-OffandForwardBlocking•PracticalGTOTurn-OffOperation•DynamicAvalanche•Non-UniformTurn-OffProcessamongGTOCells•Summary1.9InsulatedGateBipolarTransistorsIGBTStructureandOperation1.10Gate-CommutatedThyristorsandOtherHard-DrivenGTOsUnityGainTurn-OffOperation•Hard-DrivenGTOs

7、1.11ComparisonTestingofSwitchesPulseTesterUsedforCharacterization•DevicesUsedforComparison•UnityGainVerification•GateDriveCircuits•ForwardConductionLossCharacterization•SwitchingTests•Discussion•ComparisonConclusions©2002byCRCPressLLC1.1OverviewKaushikRajashekaraThem