MCC225-12IO1 Просмотр технического описания (PDF) - IXYS CORPORATION
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MCC225-12IO1 Datasheet PDF : 4 Pages
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MCC 225
MCD 225
2000
Ptot
W
1500
1000
RthKA K/W
0.03
0.05
0.08
0.1
0.15
0.2
0.3
Fig. 7 Three phase AC-controller:
Power dissipation versus RMS
output current and ambient
temperature
Circuit
500
W3
3xMCC225 or
3xMCD225
0
0
100 200 300 400 A 0
IRMS
25
50
75
100 125 °C 150
TA
0.25
K/W
ZthJC
0.20
Fig. 8 Transient thermal impedance
junction to case (per thyristor or
diode)
RthJC for various conduction angles d:
d
R (K/W)
0.15
thJC
DC
0.157
180°
0.168
0.10
30°
60°
120°
0.177
120°
60°
0.200
180°
30°
0.243
DC
0.05
Constants for ZthJC calculation:
i
Rthi (K/W)
ti (s)
0.00
10-3
10-2
10-1
100
101
s
102
1
0.0076
0.00054
t
2
0.0406
0.098
3
0.0944
0.54
4
0.0147
12
0.30
K/W
ZthJK 0.25
0.20
0.15
0.10
0.05
Fig. 9 Transient thermal impedance
junction to heatsink (per thyristor
or diode)
RthJK for various conduction angles d:
d
RthJK (K/W)
DC
0.197
180°
0.208
30°
120°
0.217
60°
60°
0.240
120°
180°
30°
0.283
DC
Constants for ZthJK calculation:
i
R (K/W) t (s)
0.00
thi
i
10-3
10-2
10-1
100
101
s
102
1
0.0076
0.00054
t
2
0.0406
0.098
3
0.0944
0.54
4
0.0147
12
5
0.04
12
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