10CTQ150, 10CTQ150S, 10CTQ150-1
4
Bulletin PD-2.291 rev. C 03/03
www.irf.com
Fig. 8 - Unclamped Inductive Test Circuit
(2) Formula used: T
C
= T
J
- (Pd + Pd
REV
) x R
thJC
;
Pd = Forward Power Loss = I
F(AV)
x V
FM
@ (I
F(AV)
/ D) (see Fig. 6);
Pd
REV
= Inverse Power Loss = V
R1
x I
R
(1 - D); I
R
@ V
R1
= 10 V
Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg)
Fig. 5 - Max. Allowable Case Temperature
Vs. Average Forward Current (Per Leg)
Fig. 6 - Forward Power Loss Characteristics
(Per Leg)
FREE- W H EEL
DIODE
40HFL40S02
CURRENT
MONITOR
HIGH-SPEED
SWITCH
IRFP460
L
DUT
Rg = 25 o h m
Vd = 25 Volt
+
120
130
140
150
160
170
180
02468
DC
Allowable Case Temperature - (°C)
F(A V )
se e note ( 2)
Average Forward Current - I (A)
Square wave (D = 0.50)
80% Rated V applied
R
0
1
2
3
4
5
012345678
DC
Average Power Loss - (Watts)
F( A V )
RM S Lim it
D = 0.20
D = 0.25
D = 0.33
D = 0.50
D = 0.75
Average Forward Current - I (A)
100
1000
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)
