Datasheet

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3 - 3
Fig. 5 Three phase rectifier bridge:
Power dissipation versus direct
output current and ambient
temperature
Fig. 6 Transient thermal impedance
junction to case (per diode)
Fig. 7 Transient thermal impedance
junction to heatsink (per diode)
R
thJK
for various conduction angles d:
d R
thJK
(K/W)
DC 1.20
180° 1.22
120° 1.24
60° 1.27
30° 1.30
Constants for Z
thJK
calculation:
iR
thi
(K/W) t
i
(s)
1 0.01 0.0012
2 0.03 0.095
3 0.96 0.455
4 0.2 0.495
MDD 26
R
thJC
for various conduction angles d:
d R
thJC
(K/W)
DC 1.00
180° 1.02
120° 1.04
60° 1.07
30° 1.10
Constants for Z
thJC
calculation:
iR
thi
(K/W) t
i
(s)
1 0.01 0.0012
2 0.03 0.095
3 0.96 0.455