Data Sheet

© 2010 IXYS All rights reserved
5 - 5
MCC 95
MCD 95
IXYS reserves the right to change limits, test conditions and dimensions.
20101116a
0 50 100 150 200 250
0
200
400
600
800
1000
1200
t [s]
10
-3
10
-2
10
-1
10
0
10
1
10
2
10
3
0.0
0.1
0.2
0.3
0.4
0.5
Z
thJC
[K/W]
I
RMS
[A]
P
tot
[W]
0 50 100 150
T
a
[°C]
10
-3
10
-2
10
-1
10
0
10
1
10
2
0.00
0.05
0.10
0.15
0.20
0.25
0.30
Z
thJK
[K/W]
t [s]
Circuit
W3
3x MCC95 or
3x MCD95
0.15
0.12
0.08
R
thKA
K/W
0.3
0.03
0.06
0.5
DC
180°
120°
60°
30°
DC
180°
120°
60°
30°
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 or diode)
Fig. 9 Transient thermal impedance
junction to heatsink
(per thyristor or diode)
R
thJC
for various conduction angles d:
d R
thJC
(K/W)
DC 0.22
180° 0.23
120° 0.25
60° 0.27
30° 0.28
Constants for Z
thJC
calculation:
i R
thi
(K/W) t
i
(s)
1 0.0066 0.0019
2 0.0678 0.0477
3 0.1456 0.344
R
thJK
for various conduction angles d:
d R
thJK
(K/W)
DC 0.42
180° 0.43
120° 0.45
60° 0.47
30° 0.48
Constants for Z
thJK
calculation:
i R
thi
(K/W) t
i
(s)
1 0.0066 0.0019
2 0.0678 0.0477
3 0.1456 0.344
4 0.2 1.32