IRLB8743PbF ) 9 Ω 1400 ) m( J I ID = 40A D e m( c 8 y 1200 TOP 11A na g t r 18A si e s n 7 BOTTOM 32A e E 1000 R e n hc O 6 n e a 800 l cr a u v o A 5 S e - 600 sl o T t J = 125°C u - P n i 4 e a l 400 r g D n i , S ) T 3 J = 25°C , n 200 o S ( A S E DR 2 0 3 4 5 6 7 8 9 10 25 50 75 100 125 150 175 V Starting T GS, Gate -to -Source Voltage (V) J , Junction Temperature (°C) Fig 12. On-Resistance vs. Gate Voltage Fig 13c. Maximum Avalanche Energy vs. Drain Current 15V R V D DS L DRIVER V V GS DS D.U.T. RG +-VDD RG D.U.T + - VDD IAS A VGS 20V VGS t 0.01 Pulse Width ≤ 1 µs p Ω Duty Factor ≤ 0.1 % Fig 13a. Unclamped Inductive Test Circuit Fig 14a. Switching Time Test Circuit V(BR)DSS V tp DS 90% 10% VGS td(on) tr td(off) tf IAS Fig 14b. Switching Time Waveforms Fig 13b. Unclamped Inductive Waveforms 6 www.irf.com
