STD60GKXX Datasheet, PDF (4/4 Pages) Sirectifier Semiconductors – Thyristor-Diode Modules

STD60GKXX
Thyristor-Diode Modules
Fig. 7 Three phase AC-controller:
Power dissipation versus RMS
output current and ambient
temperature
3 x STD/SDT60
STD/SDT60
STD/SDT60
Fig. 8 Transient thermal impedance
junction to case (per thyristor or
diode)
R_thJC for various conduction angles d:
d
DC
180^oC
120^oC
60^oC
30^oC
R_thJC (K/W)
0.45
0.47
0.49
0.505
0.52
Constants for Z_thJC calculation:
i
R_thi (K/W)
t_i (s)
1
0.014
0.015
2
0.026
0.0095
3
0.41
0.175
Fig. 9 Transient thermal impedance
junction to heatsink (per thyristor
or diode)
R_thJK for various conduction angles d:
d
DC
180^oC
120^oC
60^oC
30^oC
R_thJK (K/W)
0.65
0.67
0.69
0.705
0.72
Constants for Z_thJK calculation:
i
R_thi (K/W)
t_i (s)
1
0.014
0.015
2
0.026
0.0095
3
0.41
0.175
4
0.2
0.67
P4
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