Document Number: 83740

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

www.vishay.com

Rev. 1.7, 25-Jan-07

7

SFH617A

Optocoupler, Phototransistor Output,

Vishay Semiconductors

Fig. 10 - Normalized CTR vs. Forward Current

Fig. 11 - Normalized CTR vs. Forward Current

Fig. 12 - Forward Resistance vs. Forward Current

Fig. 13 - Forward Resistance vs. Forward Current

0.0

0.2

0.4

0.6

0.8

1.0

1.2

0.10

1.00

10.00

100.00

17594

Normalized to

- 4

- 1

- 3

- 2

0.0

0.2

0.4

0.6

0.8

1.0

1.2

0.10

1.00

10.00

100.00

17595

- 4

- 1

- 3

- 2

Normalized to

1

10

100

1000

0.1

1.0

10.0

100.0

R - Load Resistance (k

Ω)

18340

Pulse Width = 100 ms

I = 10 mA

Duty Cycle = 50 %

L

F

1

10

100

1000

0.1

1

10

100

R - Load Resistance (k

Ω)

18341

t

t

Pulse With = 100 ms

I = 10 mA

Duty Cycle = 50 %

L

F

rise

fall