MCC19-08IO1B View Datasheet(PDF) - IXYS CORPORATION
Part Name
Description
MFG CO.
'MCC19-08IO1B' PDF : 4 Pages View PDF
© 2000 IXYS All rights reserved
MCC 19
Fig. 7 Three phase AC-controller:
Power dissipation versus RMS
output current and ambient
temperature
Fig. 8 Transient thermal impedance
junction to case (per thyristor)
RthJC for various conduction angles d:
d
DC
180°
120°
60°
30°
RthJC (K/W)
1.3
1.35
1.39
1.42
1.45
Constants for ZthJC calculation:
i
Rthi (K/W)
ti (s)
1
0.018
0.0033
2
0.041
0.0216
3
1.241
0.191
Fig. 9 Transient thermal impedance
junction to heatsink (per thyristor)
RthJK for various conduction angles d:
d
RthJK (K/W)
DC
1.5
180°
1.55
120°
1.59
60°
1.62
30°
1.65
Constants for ZthJK calculation:
i
Rthi (K/W)
ti (s)
1
0.018
0.0033
2
0.041
0.0216
3
1.241
0.191
4
0.2
0.46
4-4
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