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Document Number: 93516

4

Revision: 01-Oct-08

50PF(R)...(W) Series

Vishay High Power Products

Standard Recovery Diodes,

Generation 2 DO-5 (Stud Version), 50 A

Fig. 4 - Forward Power Loss Characteristics

Fig. 5 - Maximum Non-Repetitive Surge Current

Fig. 6 - Maximum Non-Repetitive Surge Current

Fig. 7 - Forward Voltage Drop Characteristics

Average Forward Current (A)

0

30

60

90

120

150

180

1

K/W

1.5

K/W

2 K/W

3 K/W

5 K/W

7 K/W

10 K/W

0

20

40

60

80

100

0

20406080

RMS Limit

Conduction Period

50PF(R) Series

Tj = 180°C

180°

120°

90°

60°

30°

DC

Maximum Allowable Ambient Temperature (°C)

200

300

400

500

600

700

800

110

100

At Any Rated Load Condition And With

Rated Vrrm Applied Following Surge.

50PF(R) Series

Initial Tj = 150°C

@ 60 Hz 0.0083 s

@ 50 Hz 0.0100 s

Number Of Equal Amplitude Half Cycle Current Pulses (N)

100

200

300

400

500

600

700

800

900

0.01

0.1

1

Maximum Non Repetitive Surge Current

Versus Pulse Train Duration.

50PF(R) Series

Initial Tj = 150°C

No Voltage Reapplied

Rated Vrrm Reapplied

Pulse Train Duration (s)

1

10

100

1000

01

23

4

Tj = 25°C

50PF(R) Series

Tj = 180°C

Instantaneous Forward Voltage (V)

0.01

0.1

1

0.0001 0.001

0.01

0.1

1

10

Steady State Value

RthJC = 0.51 K/W

(DC Operation)

50PF(R) Series

Square Wave Pulse Duration (s)