IRFPG40 Datasheet, PDF (5/6 Pages) Intersil Corporation – 4.3A, 1000V, 3.500 Ohm, N-Channel Power MOSFET

IRFPG40
Typical Performance Curves Unless Otherwise Specified (Continued)
16
14
12
V_DS = 100V
10
V_DS = 200V
V_DS = 400V
8
6
4
2
0
0
10 20 30 40 50 60 70 80
Q_g, GATE CHARGE (nC)
FIGURE 13. GATE TO SOURCE VOLTAGE vs GATE CHARGE
Test Circuits and Waveforms
VARY t_P TO OBTAIN
REQUIRED PEAK I_AS
R_G
V_GS
t_P
0V
V_DS
L
DUT
+
V_DD
-
I_AS
0.01Ω
FIGURE 14. UNCLAMPED ENERGY TEST CIRCUIT
t_P
I_AS
BV_DSS
V_DS
V_DD
0
t_AV
FIGURE 15. UNCLAMPED ENERGY WAVEFORMS
R_L
+
R_G
V_DD
-
DUT
V_GS
FIGURE 16. SWITCHING TIME TEST CIRCUIT
4-369
V_DS
t_ON
t_d(ON)
t_r
90%
t_OFF
t_d(OFF)
t_f
90%
10%
0
V_GS
10%
0
50%
PULSE WIDTH
10%
90%
50%
FIGURE 17. RESISTIVE SWITCHING WAVEFORMS