IRF530N 20 RD VDS V 16 GS D.U.T. RG + -VDD 12 VGS Pulse Width ≤ 1 µs Duty Factor ≤ 0.1 % 8 I , Drain Current (A) D Fig 10a. Switching Time Test Circuit 4 VDS 90% 0 25 50 75 100 125 150 175 T , Case Temperature ( C) ° C 10% V Fig 9. Maximum Drain Current Vs. GS t Case Temperature d(on) tr td(off) tf Fig 10b. Switching Time Waveforms 10 thJC (Z ) D = 0.50 1 0.20 0.10 0.05 DM 0.1 0.02 SINGLE PULSE 0.01 (THERMAL RESPONSE) Thermal Response P t1 t 2 Notes: 1. Duty factor D = t / t 1 2 2. Peak T = P x Z + T J DM thJC C 0.01 0.00001 0.0001 0.001 0.01 0.1 t , Rectangular Pulse Duration (sec) 1 Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Case www.irf.com 5