PSKD310 datasheet(3/3 Pages) POWERSEM

3 / 3 page

POWERSEM GmbH, Walpersdorfer Str. 53

D - 91126 Schwabach

Phone: 09122 - 9764 - 0 FAX: 09122 - 9764 - 20

 2003 POWERSEM reserves the right to change limits, test conditions and dimensions

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)

thJK for various conduction angles d:

thJK (K/W)

0.169

180°

0.171

120°

0.172

60°

0.172

30°

0.173

Constants for Z

thJK calculation:

thi (K/W)

i (s)

0.0035

0.0099

0.0165

0.168

0.1091

0.456

0.04

1.36

thJC for various conduction angles d:

thJC (K/W)

0.129

180°

0.131

120°

0.132

60°

0.132

30°

0.133

Constants for Z

thJC calculation:

thi (K/W)

i (s)

0.0035

0.0099

0.0165

0.168

0.1091

0.456

10-3

10-2

10-1

100

101

102

0.00

0.05

0.10

0.15

0.20

10-3

10-2

10-1

100

101

102

0.00

0.05

0.10

0.15

thJK

K/W

thJC

K/W

30°

Circuit

B 6

3 x PSKD 310

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