IRF820, SiHF820 Vishay Siliconix 500 ID Top 1.1 A 400 1.6 A Bottom 2.5 A 300 200 , Single Pulse Energy (mJ) 100 ASE V = 50 V DD 0 25 50 75 100 125 150 91059_12c Starting TJ, Junction Temperature (°C) Fig. 12c - Maximum Avalanche Energy vs. Drain Current Current regulator Same type as D.U.T. Q 50 kΩ G 10 V 12 V 0.2 µF 0.3 µF Q Q GS GD + V D.U.T. DS - VG VGS 3 mA Charge I I G D Current sampling resistors Fig. 13a - Basic Gate Charge WaveformFig. 13b - Gate Charge Test www.vishay.com Document Number: 91059 6 S11-0507-Rev. C, 21-Mar-11 This datasheet is subject to change without notice. THE PRODUCT DESCRIBED HEREIN AND THIS DATASHEET ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000