3,IGBT/MOSFETDriver?SN-E12D
E-mail: xjhuang@bjtu.edu.cn 3， IGBT/MOSFET Driver
TODT DrREYoroupnACS
FOLInputExternalTransmitterExternalFiberOpticLinkVincDriverDriver(DriveSignal)1LogicandRaFOLStatusExternalReceiverProtectionOutputExternalFiberOpticLinkVgeFunctionsEVstat(StatusFeedback)B文DC/DCconverter+VisoH+15V-VDC1VGNDGND2-VisoIGBT/MOSFET Driver is the bridge betweenpower and control circuit
IGBT/MOSFET Driver is the bridge between power and control circuit
3,IGBT/MOSFETDriverVGG+GatesupplyT=RvoltageVcs(t)GatedriveVes,locircuitGGR.emitzethisaegd2gsVcs(th)Optionalnegativegatec(t)supply.voltagetChargeCongdharge on Cgd4gsVinFree-wheelingdiodetfv2assumed to beideal.Ds(t)(noreverserecoveryD(t)current).tritta(on)VDS(on)tfv1Turn-ontransitionofMOSFET
3， IGBT/MOSFET Driver VGG Turn-on transition of MOSFET
Vin+tCgdlRip(t)WtrrGG0riVEquivalentcircuitforGS,IGs(th)estimatingeffectoffree-wheelingdiodereverserecoveryNon-idealFree-wheelingDiode1StTurn-ontransitionofMOSFET
Turn-on transition of MOSFET