MCC255-16IO1 查看數據表（PDF） - IXYS CORPORATION
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MCC255-16IO1 Datasheet PDF : 4 Pages
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2000
Ptot
W
1500
1000
500
Circuit
W3
3xMCC255 or
3xMCD255
RthKA K/W
0.03
0.06
0.1
0.15
0.2
0.3
0.4
MCC 255
MCD 255
Fig. 7 Three phase AC-controller:
Power dissipation versus RMS
output current and ambient
temperature
0
0 100 200 300 400 500 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:
0.15
d
R (K/W)
thJC
DC
0.139
30°
180°
0.148
0.10
60°
120°
0.156
120°
60°
0.176
180°
DC
30°
0.214
0.05
Constants for ZthJC calculation:
0.00
i
Rthi (K/W)
ti (s)
10-3
10-2
10-1
100
101
s
102
1
0.0066
0.00054
t
2
0.0358
0.098
3
0.0831
0.54
4
0.0129
12
0.30
K/W
0.25
ZthJK
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
0.179
180°
0.188
30°
120°
0.196
60°
120°
60°
0.216
180°
30°
0.254
DC
Constants for ZthJK calculation:
0.00
i
R (K/W) t (s)
thi
i
10-3
10-2
10-1
100
101
s
102
1
0.0066
0.00054
t
2
0.0358
0.098
3
0.0831
0.54
4
0.0129
12
5
0.04
12
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