Document Number: 94358

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Revision: 20-May-10

5

VSK.56..PbF, VSK.71..PbF Series

Standard Diodes, 60 A/80 A

(ADD-A-PAK Generation 5 Power Modules)

Vishay Semiconductors

Fig. 7 - Forward Power Loss Characteristics

Fig. 8 - Forward Power Loss Characteristics

Fig. 9 - Forward Power Loss Characteristics

0

100

120

20

40

60

80

Total RMS Output Current (A)

20

40

60

80

100

0

180°

(Sine)

DC

VSK.56.. Series

Per junction

T

0

100

120

40

60

20

80

Maximum Allowable Ambient

Temperature (°C)

20

40

60

80

100

140

120

0

0.7

K/W

R

thSA

=

0.5

K/W

- Δ

R

1.0

K/W

1.5

K/W

7.0 K/W

3.0 K/W

2.0 K/W

0

350

400

450

300

250

200

150

100

50

Total Output Current (A)

20

40

60

80

100

140

120

0

180°

(Sine)

180°

(Rect)

2 x VSK.56.. Series

Single phase bridge

Connected

T

+

-

~

0

300

350

400

450

250

200

150

100

50

20

40

60

80

100

120

140

0

Maximum Allowable Ambient

Temperature (°C)

R

thSA

=

0.1

K/W

- Δ

R

0.2

K/W

0.3

K/W

0.5

K/W

1.0 K/W

0

350

400

450

300

250

200

150

100

50

Total Output Current (A)

20

40

60

80

120

100

160

140

0

120°

(Rect)

3 x VSK.56.. Series

Three phase bridge

Connected

T

+

-

~

0

100

150

200

250

300

350

400

450

50

Maximum Allowable Ambient

Temperature (°C)

20

40

60

80

100

120

140

0

0.3

K/W

0.4

K/W

0.5

K/W

0.7

K/W

1.0 K/W

1.5 K/W

3.0 K/W

R

thSA

=

0.1

K/W

- Δ

R