2SK2225 Reverse Drain Current vs. Source to Drain Voltage 5 Pulse Test (A) 4 DR 3 2 1 10 V, 15 V Reverse Drain Current I VGS = 0, –5 V 0 0.4 0.8 1.2 1.6 2.0 Source to Drain Voltage VSD (V) Normalized Transient Thermal Impedance vs. Pulse Width 3 (t) γ S Tc = 25°C D = 1 1 0.5 0.3 0.2 0.1 ch – c(t) = s (t) • ch – c θ γ θ 0.1 θch – c = 2.50°C/W, Tc = 25°C 0.05 PW P 0.02 DM D = T 0.03 0.01 PW T 1shot pulse Normalized Transient Thermal Impedance 0.01 10 μ 100 μ 1 m 10 m 100 m 1 10 Pulse Width PW (s) Switching Time Test Circuit Waveforms 90% Vin Monitor Vout Monitor D.U.T. Vin 10% RL Vout 10% 10% Vin VDD 50 Ω 10 V = 30 V 90% 90% td(on) t t r d(off) tf R07DS1358EJ0400 Rev.4.00 Page 5 of 6 Dec 06, 2017