Document Number: 84798

For technical questions, contact: optocouplers.answers@vishay.com

www.vishay.com

Rev. 1.4, 30-Aug-06

5

VO4254/VO4256

Optocoupler, Phototriac Output,

High dV/dt, Low Input Current

Vishay Semiconductors

TYPICAL CHARACTERISTICS

Fig. 2 - Diode Forward Voltage vs. Forward Current

Fig. 3 - Diode Reverse Voltage vs. Temperature

Fig. 4 - Leakage Current vs. Ambient Temperature

Fig. 5 - On-State Current vs. On-State Voltage

Fig. 6 - Output Off Current (Leakage) vs. Voltage

Fig. 7 - Normalized Trigger Input Current vs. Temperature

0.7

0.9

1.1

1.3

1.5

0.1

1.0

10.0

I

0 °C

25 °C

50 °C

19660

100.0

32

34

36

38

40

42

- 60 - 40 - 20

0

20

40

60

80

100

Temperature (ºC)

I

19662

1

10

100

1000

- 60 - 40 - 20

0

20

40

60

80 100

T

19682

I

1

10

100

1000

01

23

25 °C

85 °C

0 °C

I

V

19683

- 10

0

10

20

30

40

50

60

70

80

0

200

400

600

800

Voltage (V)

85 °C

25 °C

0 °C

19684

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

- 60 - 40 - 20

0

20

40

60

80 100

Temperature (ºC)

Normalized I

FT

at 25 ºC

19666