IRF9Z24N L 250 V ) D S J ID m TO P -2. 9A ( y -5.1 A g R G D .U .T B OTTO M -7.2 A V 200 D D ner IA S A E D R IV E R - 20V he t 0 .0 1Ω p 150 lanc a v e A ls 100 u 15V P le g in Fig 12a. Unclamped Inductive Test Circuit 50 S , AS E 0 A I 25 50 75 100 125 150 175 AS Sta rtin g TJ , Junction Temperature (°C) Fig 12c. Maximum Avalanche Energy Vs. Drain Current tp V (BR)DSS Fig 12b. Unclamped Inductive Waveforms Current Regulator Same Type as D.U.T. 50KΩ QG .2µF 12V .3µF -10V - Q V GS QGD D.U.T. + DS VGS VG -3mA I I G D Charge Current Sampling Resistors Fig 13a. Basic Gate Charge Waveform Fig 13b. Gate Charge Test Circuit