121NQ...(R) Series
Bulletin PD-2.249 rev. C 05/02
10
8
A w b C s T m e tu e- (° )
llo a le a e e p ra r
C
10
7
10
6
10
5
D
C
10
4
10
3
10
2
0
11 Q
2N
R J (D ) =0 0 C
.4 ° /W
th C C
10
0
D=0 8
.0
D=0 7
.1
D=0 5
.2
8
0
D=0 3
.3
D=0 0
.5
6
0
R SL it
M im
4
0
D
C
A e g P w r L s - (W tts
v ra e o e o s
a )
2
0
4
0
8
0
10
2
10
6
20
0
0
0
2 4 6 8 1 01 01 01 01 0
0 0 0 0 0 2 4 6 8
A e g F rw rdC rre t - I
v ra e o a
u n
F V
(A )
(A
)
A e g F rw rdC rre t - IF V (A
v ra e o a
u n
(A ) )
Fig. 5 - Maximum Allowable Case Temperature
Vs. Average Forward Current
100000
Fig. 6 - Forward Power Loss Characteristics
At Any Rated Load Condition
And With Rated V
RRM
Applied
Following Surge
Non-Repetitive Surge Current - I
FSM
(A)
10000
1000
10
100
1000
10000
Square Wave Pulse Duration - t
p
(microsec)
Fig. 7 - Maximum Non-Repetitive Surge Current
L
H IG H -SPE ED
SW IT C H
FRE E-W H EEL
D IO D E
40H FL40S02
V d = 25 V olt
D UT
IRFP460
Rg = 2 5 oh m
+
C UR RE N T
M O N ITO R
Fig. 8 - Unclamped Inductive Test Circuit
4
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