www.vishay.com

Document Number: 83787

4

Rev. 1.5, 17-Aug-09

TCST5250

Vishay Semiconductors

Transmissive Optical Sensor with

Phototransistor Output

Fig. 8 - Collector Current vs. Collector Emitter Voltage

Fig. 9 - Current Transfer Ratio vs. Forward Current

Fig. 10 - Turn-on/Turn-off Time vs. Collector Current

Fig. 11 - Relative Collector Current vs. Displacement

0.1

0.01

0.1

1

10

20224

1 mA

0.4 mA

4 mA

2 mA

100

10

1

0.1

0.1

1

10

100

95 11085

100

10

0

0

95 11086

Non saturated

operation

Ω

0

5

10

15

20

10

8

6

4

2

96 12006

0

s

A = 0.5 mm

0

10

20

30

40

50

60

70

80

90

100

110

- 0.5

s - Displacement (mm)

0.3 0.4

0.2

0.1

0

- 0.1

- 0.2

- 0.3

- 0.4

0.5