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MB & JB Series
2
Bulletin I2715 rev. E 08/97
www.irf.com
I
O
Maximum DC output current
10
8
65
25
20
65
35
28
60
A
A
°C
Resistive or inductive load
Capacitive load
@ Case temperature
I
FSM
Maximum peak, one-cycle
non-repetitive forward current
148
155
400
420
475
500
A
t = 10ms
t = 8.3ms
No voltage
reapplied
125
130
335
350
400
420
t = 10ms
t = 8.3ms
100% V
RRM
reapplied
Initial T
J
= T
J
max.
I
2
t
Maximum I
2
t for fusing
110
790
1130
A
2
s
t = 10ms
No voltage
100
78
725
560
1030
800
t = 8.3ms
t = 10ms
reapplied
100% V
RRM
reapplied
71
512
730
t = 8.3ms
I
2
t for time t
= I
2
√
t x
√
t
x
;
0.1
≤
t
x
≤
10ms, V
RRM
= 0V
(16.7% x
π
x I
F(AV)
< I <
π
x I
F(AV)
), @ T
J
max.
(I >
π
x I
F(AV)
), @ T
J
max.
(16.7% x
π
x I
F(AV)
< I <
π
x I
F(AV)
), @ T
J
max.
(I >
π
x I
F(AV)
), @ T
J
max.
T
J
= 25
o
C, I
FM
= I
Favg (arm)
x
π
, tp = 400
μ
s
T
J
= 25
o
C, per diode at V
RRM
f = 50 Hz, t = 1s
I
2
√
t
Maximum I
2
√
t for fusing
1.1
5.6
11.3
KA
2
√
s
V
F(TO)1
V
F(TO)2
r
t1
r
t2
V
FM
I
RRM
V
INS
Low-level of threshold voltage
1.00
0.76
0.79
V
High-level of threshold voltage
1.17
0.92
0.96
Low-level forward slope resistance
15.4
6.8
5.8
m
High-level forward slope resistance
10.8
5.0
4.5
Maximum forward voltage drop
1.3
1.11
1.14
V
Max. DC reverse current
10
10
10
μ
A
RMS isolation voltage base plate
2700
2700
2700
V
Parameters
100JB-L 26MB-A 36MB-A
Units Conditions
250JB-L 35MB-A
Forward Conduction
Voltage
Code
V
RRM
, maximum repetitive
peak reverse voltage
V
V
RSM
, maximum non-
repetitive peak rev. voltage
V
I
RRM
max.
@ T
max.
mA
Type number
5
50
100
200
400
600
800
1000
1200
1400
1600
75
150
275
500
725
900
1100
1300
1500
1700
10
20
40
60
80
100
120
140
160
100JB..L
26MB..A
250JB..L
36MB..A
35MB..A
2
ELECTRICAL SPECIFICATIONS
Voltage Ratings