STT165 Sirectifier Semiconductors, STT165 Datasheet - Page 4

• Manufacturer Part Number: STT165
• Description: Thyristor-Thyristor Modules
• Manufacturer: Sirectifier Semiconductors

Thyristor-Thyristor Modules
3 x STT165
STT165
Fig. 7 Three phase AC-controller:
Fig. 8 Transient thermal impedance
R
Constants for Z
Fig. 9 Transient thermal impedance
R
Constants for Z
thJC
thJK
1
2
3
1
2
3
4
i
i
180
120
180
120
DC
DC
for various conduction angles d:
for various conduction angles d:
d
60
30
60
30
d
Power dissipation versus RMS
output current and ambient
temperature
junction to case (per thyristor or
diode)
junction to heatsink (per thyristor
or diode)
o
o
o
o
o
o
o
o
C
C
C
C
C
C
C
C
R
0.0072
0.0188
0.129
R
0.0072
0.0188
0.129
0.07
thi
thi
thJC
thJK
R
0.155
0.167
0.175
0.197
0.226
(K/W)
R
0.225
0.237
0.245
0.262
0.296
(K/W)
thJC
thJK
calculation:
calculation:
(K/W)
(K/W)
t
0.001
0.08
0.2
t
0.001
0.08
0.2
1.0
i
i
(s)
(s)