VS-20ETF..SPbF Series

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Vishay Semiconductors

Revision: 17-Aug-11

3

Document Number: 94097

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

Fig. 1 - Current Rating Characteristics

Fig. 2 - Current Rating Characteristics

Fig. 3 - Forward Power Loss Characteristics

Fig. 4 - Forward Power Loss Characteristics

Fig. 5 - Maximum Non-Repetitive Surge Current

Fig. 6 - Maximum Non-Repetitive Surge Current

80

70

150

06

Average Forward Current (A)

4

28

100

10

22

120

90

130

110

30°

60° 90° 120° 180°

Conduction angle

20ETF.. Series

R

12 14 16 18 20

140

Ø

90

80

150

025

Average Forward Current (A)

15

530

110

35

120

100

10

20

130

140

20ETF.. Series

R

Ø

Conduction period

30°

60°

90°

120°

180°

DC

10

0

35

0

Average Forward Current (A)

20

25

25

30

20

10

15

5

5

15

180°

120°

90°

60°

30°

RMS limit

20ETF.. Series

T

Conduction angle

Ø

10

0

45

0

Average Forward Current (A)

30

25

35

35

15

10

20

5

15

25

20ETF.. Series

T

Ø

Conduction period

RMS limit

180°

120°

90°

60°

30°

DC

5

20

30

40

300

50

1

10

100

Number of Equal Amplitude Half Cycle

Current Pulses (N)

200

100

150

250

At any rated load condition and with

rated V

Initial T

at 60 Hz 0.0083 s

at 50 Hz 0.0100 s

20ETF.. Series

450

150

50

0.001

0.01

1

Pulse Train Duration (s)

300

100

200

250

350

550

Maximum non-repetitive surge current

versus pulse train duration.

20ETF.. Series

Initial T

No voltage reapplied

Rated V

0.1

500

400