201CNQ... Series
4
Bulletin PD-2.258 rev. C 07/01
www.irf.com
Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg)
Fig. 5 - Max. Allowable Case Temperature
Vs. Average Forward Current (Per Leg)
Fig. 8 - Unclamped Inductive Test Circuit
Fig. 6 - Forward Power Loss Characteristics
(Per Leg)
FREE-WHEEL
DIODE
40HFL40S02
CURRENT
MONITOR
HIGH-SPEED
SW ITCH
IRFP460
L
DUT
Rg = 25 ohm
Vd = 25 Volt
+
1000
10000
100000
10 100 1000 10000
p
FSM
Non-Repetitive Surge Current - I (A)
Square Wave Pulse Duration - t (microsec)
At Any Rated Load Condition
And With Rated V Applied
Following Surge
RRM
Average Forward Current - I
F(AV)
(A)
Allowable Case Temperature (°C)
30
40
50
60
70
80
0 25 50 75 100 125 150
DC
201CNQ
R (DC) = 0.40˚C/W
thJC
Average Forward Current - I
F(AV)
(A)
Average Power Loss (Watts)
0
10
20
30
40
50
60
70
80
90
0 25 50 75 100 125 150
DC
D = 0.08
D = 0.17
D = 0.25
D = 0.33
D = 0.50
RMS Limit
