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PD - 95600AIRFR/U1205PbF Lead-Freewww.irf.com 112/9/04IRFR/U1205PbF2 www.irf.comIRFR/U1205PbFwww.irf.com 3IRFR/U1205PbF4 www.irf.comIRFR/U1205PbFwww.irf.com 5IRFR/U1205PbF6 www.irf.comIRFR/U1205PbFPeak Diode Recovery dv/dt Test Circuit+Circuit Layout Considerations Low Stray Inductance Ground Plane Low Leakage InductanceCurrent Transformer-+- +- dv/dt controlled by RG + ISD controlled by Duty Factor "D"- D.U.T. - Device Under Test* Reverse Polarity for P-Channel** Use P-Channel Driver for P-Channel MeasurementsDriver Gate DriveP.W.Period D = PeriodP.W.VGS=10VD.U.T. ISD WaveformReverseRecovery Body Diode ForwardCurrent Currentdi/dtD.U.T. VDS WaveformDiode Recoverydv/dtVDDRe-AppliedVoltageBody Diode Forward DropInductor CurentISDRipple 5%*** VGS =