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Document Number: 83523

534

Rev. 2.1, 10-Dec-08

K814P, K824P, K844P

Vishay Semiconductors

Optocoupler, Phototransistor

Output, AC Input

Fig. 6 - Relative Current Transfer Ratio vs. Ambient Temperature

Fig. 7 - Collector Dark Current vs. Ambient Temperature

Fig. 8 - Collector Current vs. Forward Current

Fig. 9 - Collector Current vs. Collector Emitter Voltage

Fig. 10 - Collector Emitter Saturation Voltage vs. Collector Current

Fig. 11 - Current Transfer Ratio vs. Forward Current

- 25

0

25

50

0

0.5

1.0

1.5

2.0

95 11025

75

T

amb - Ambient Temperature (°C)

V

CE = 5 V

I

F = 5 mA

025

50

75

1

10

100

1000

10 000

100

95 11026

V

CE = 20 V

I

F = 0

T

amb - Ambient Temperature (°C)

0.1

1

10

0.01

0.1

1

100

I

F - Forward Current (mA)

100

95 11027

10

V

CE = 5 V

0.1

1

10

0.1

1

10

100

V

CE - Collector Emitter Voltage (V)

100

95 10985

I

F = 50 mA

5 mA

2 mA

1 mA

20 mA

10 mA

110

0

0.2

0.4

0.6

0.8

1.0

I

C - Collector Current (mA)

100

CTR = 50 %

used

20 % used

95 11028

10 % used

0.1

1

10

1

10

100

1000

I

F - Forward Current (mA)

100

95 11029

V

CE = 5 V