VS-1N1183, VS-1N3765, VS-1N1183A, VS-1N2128A Series

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Vishay Semiconductors

Revision: 10-Jul-2018

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Document Number: 93492

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Fig. 7 - Maximum Low Level Forward Power Loss vs.

Average Forward Current, 1N1183A Series

Fig. 8 - Maximum High Level Forward Power Loss vs.

Average Forward Current, 1N1183A Series

Fig. 9 - Maximum Forward Voltage vs. Forward Current,

1N1183A Series

Fig. 10 - Maximum Non-Repetitive Surge Current vs.

Number of Current Pulses, 1N1183A Series

Fig. 11 - Maximum Non-Repetitive Surge Current vs.

Number of Current Pulses, 1N2128A Series

Fig. 12 - Maximum Allowable Case Temperature vs.

Average Forward Current, 1N2128A Series

30

20

10

0

40

50

60

70

80

90

100

010

20

30

40

60

50

70

+180 °C

Wave

+180 °C

Wave

+Conduction Period

T

J = 200 °C

DC

+120 °C

&

Wave

+60 °C

&

Wave

Average Forward Current Over Full Cycle (A)

+180 °C

Wave

+180 °C

Wave

+Conduction Period

T

J = 200 °C

DC

+120 °C

&

Wave

+60 °C

&

Wave

Average Forward Current Over Full Cycle (A)

10

3

10

4

10

2

10

1

10

10

2

10

3

Instantaneous Forward Voltage (V)

10

4

10

3

10

2

10

1

10

-1

1.5

2

0.5

0

1

2.5

3

3.5

T

J = 25 °C

T

J = 200 °C

Number of Equal Amplitude

Current Pulses (N)

12

4

6 8 10

20

40 60

0.3

0.7

0.5

0.4

0.6

0.8

0.9

1.0

At any rated load condition and with

rated V

RRM applied following surge

50 Hz

60 Hz

Series

Per Unit Base-A

1N1183A

800

Number of Equal Amplitude

Current Pulses (N)

12

4

6 8 10

20

40 60

0.3

0.7

0.5

0.4

0.6

0.8

0.9

1.0

At any rated load condition and with

rated V

RRM applied following surge

50 Hz

60 Hz

Series

Per Unit Base-A

1N2128A

900

Average Forward Current Over Full Cycle (A)

010

20

30

40

60

50

70

60

140

100

80

120

160

180

200

90

80

100

+Conduction Period

+120 °C

&

Wave

+60 °C

&

Wave

DC

+180 °C

Wave

+180 °C

Wave