Characteristics BTA40, BTA41, BTB41
4/9 Doc ID 7469 Rev 8
Figure 9. Relative variation of critical rate of decrease of main current versus (dV/dt)c
Figure 5. Surge peak on-state current versus
number of cycles
Figure 6. Non-repetitive surge peak on-state
current for a sinusoidal pulse and
corresponding value of I
2
t
1 10 100 1000
0
50
100
150
200
250
300
350
400
450
I (A)
TSM
Number of cycles
t=20ms
One cycle
Non repetitive
T initial=25°C
j
Repetitive
T =70°C
C
0.01 0.10 1.00 10.0
100
1000
10000
I (A), I t (A s)
TSM
22
t (ms)
p
T initial=25 °C
Pulse width tp < 10 ms
j
I
TSM
dI/dt limitation:
50A/µs
I t
2
Figure 7. Relative variation of gate trigger,
holding and latching current versus
junction temperature
Figure 8. Relative variation of critical rate of
decrease of main current versus
(dV/dt)c (typical values)
-40 -20 0 20 40 60 80 100 120 140
0.0
0.5
1.0
1.5
2.0
2.5
T (°C)
j
I,I,I[T] /
GT H L j
I ,I ,I [T =25°C]
GT H L j
I
GT
I
H
& I
L
Typical values
0.1 1.0 10.0 100.0
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
(dV/dt)c (V/µs)
(dI/dt)c [(dV/dt)c] / specified (dI/dt)c
0 25 50 75 100 125
0
1
2
3
4
5
6
(dI/dt)c [T ] / pecified]
j
(dI/dt)c [T s
j
T (°C)
j
