Datasheet

16CTQ..., 16CTQ...S, 16CTQ...-1 Series
4
Bulletin PD-20192 rev. L 01/06
www.irf.com
Fig. 8 - Unclamped Inductive Test Circuit
FREE- W H EEL
DIODE
40HFL40S02
C URREN T
MONITOR
H I G H - SPEED
SWITCH
IRFP460
L
DUT
Rg = 25 ohm
Vd = 25 Volt
+
(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
= 80% rated V
R
applied
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)
100
110
120
130
140
150
160
170
180
02468101214
DC
Allowable Case Temperature - (°C)
F( A V )
see note (2)
Sq u a r e w a v e ( D = 0 . 5 0 )
80% Rated V applied
R
Average Forward Current - I (A)
0
1
2
3
4
5
6
7
024681012
DC
Average Power Loss - (Watts)
F( A V )
RM S Li m 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
Non-Repetitive Surg e C urrent - I (A)
p
At Any Rated Load Condition
An d With Rated V App lied
Following Surge
RRM
Square Wave Pulse Duration - t (microsec)