IRLB8721PbF ) 32 Ω 400 ) m( J I e m( D c I 28 D = 31A n y TOP 5.4A a g t r s 10A i e s n 300 BOTTOM 25A e 24 E R e n hc O n 20 e al cr a u v 200 o A S 16 e - sl ot u - T P n J = 125°C i e a 12 l r g 100 D n i , ) S n , 8 o S ( A S E D TJ = 25°C R 4 0 2 4 6 8 10 25 50 75 100 125 150 175 Starting T V J, Junction Temperature (°C) GS, Gate -to -Source Voltage (V) Fig 12. On-Resistance vs. Gate Voltage Fig 13a. Maximum Avalanche Energy vs. Drain Current V(BR)DSS 15V tp L DRIVER VDS RG D.U.T + - VDD IAS A 20V VGS t 0.01 p Ω IAS Fig 13b. Unclamped Inductive Test Circuit Fig 13c. Unclamped Inductive Waveforms RD V V DS DS 90% VGS D.U.T. RG +-VDD 10% VGS VGS Pulse Width ≤ 1 µs t Duty Factor ≤ 0.1 % d(on) tr td(off) tf Fig 14a. Switching Time Test Circuit Fig 14b. Switching Time Waveforms 6 www.irf.com