IRF5210S/LPbF L VDS 500 ) R J I G D.U.T V D DD m 450 ( I TOP -8.7A AS A yg DRIVER -20V r 400 e -14A t 0.01 p Ω n E BOTTOM -23A 350 ehcn 300 alav 250 A 15V esl 200 u P el 150 Fig 12a. Unclamped Inductive Test Circuit gniS 100 , SA 50 IAS E 0 25 50 75 100 125 150 Starting TJ , Junction Temperature (°C) Fig 13. 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 -10V .3µF - Q V GS QGD D.U.T. + DS V V GS G -3mA I I G D Charge Current Sampling Resistors Fig 14a. Basic Gate Charge Waveform Fig 14b. Gate Charge Test Circuit 6 www.irf.com