ST300S Series
Bulletin I25158 rev. B 01/94
Peak Half Sine Wave On-state Current (A)
Peak Half Sine Wave On-state Current (A)
7500
7000
6500
6000
5500
5000
4500
4000
3500
3000
1
At Any Rated Load Condition And With
Rated V
RRM
Applied Following Surge.
Initial T
J
= 125°C
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100 s
8500
8000
Maximum Non Repetitive Surge Current
Versus Pulse Train Duration. Control
7500 Of Conduction May Not Be Maintained.
Initial T
J
= 125°C
7000
No Voltage Reapplied
Rated V
RRM
Reapplied
6500
6000
5500
5000
4500
4000
3500
3000
0.01
ST300S Series
0.1
Pulse T rain Duration (s)
1
ST300S Series
10
100
Number Of Equal Amplitude Half Cycle Current Pulses (N)
Fig. 5 - Maximum Non-Repetitive Surge Current
Fig. 6 - Maximum Non-Repetitive Surge Current
10000
Instantaneous On-state Current (A)
T
J
= 25°C
T
J
= 125°C
1000
ST300S Series
100
0
1
2
3
4
5
6
7
8
9
Instantaneous On-state Voltage (V)
Fig. 7 - On-state Voltage Drop Characteristics
Transient Thermal Impedance Z
thJC
(K/W)
1
Steady State Value
R
thJC
= 0.10 K/W
(DC Operation)
0.1
0.01
ST300S Series
0. 001
0.001
0.01
0.1
Square Wave Pulse Duration (s)
1
10
Fig. 8 - Thermal Impedance Z
thJC
Characteristic
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