242NQ030
PD-2.281 rev. A 12/97
4
www.irf.com
Fig. 8 - Unclamped Inductive Test Circuit
Fig. 5 - Maximum Allowable Case Temperature
Vs. Average Forward Current
Fig. 6 - Forward Power Loss Characteristics
Fig. 7 - Maximum Non-Repetitive Surge Current
0
25
50
75
10 0
12 5
15 0
0 50 100 150 200 250 300 35
DC
Average Power Loss - (Watts)
F ( AV)
D = 0.08
D = 0.17
D = 0.25
D = 0.33
D = 0.50
RMS Li mit
Average Forward Current - I (A)
11 0
12 0
13 0
14 0
15 0
16 0
0 50 100 150 200 250 300 35
DC
Al l owabl e Case Temperature - (°C)
Aver age For ward Current - I (A)
F (AV)
242NQ030
R (DC) = 0.20°C/W
thJC
1000
10000
100000
10 100 1000 10000
FSM
p
Non-Repetitive Surge Current - I (A)
At Any Rated Load Condition
And With Rated V Applied
Following Surge
RRM
Square Wave Pulse Duration - t (microsec)
FREE-WHEEL
DIODE
40HFL40S02
CURRENT
MONITOR
HIGH-SPEED
SWITCH
IRFP460
L
DUT
Rg = 25 ohm
Vd = 25 Volt
+
