Datasheet

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Document Number: 81147
4 Rev. 1.0, 17-Aug-09
TCST2103, TCST2202, TCST2300
Vishay Semiconductors
Transmissive Optical Sensor with
Phototransistor Output
Fig. 6 - Collector Dark Current vs. Ambient Temperature
Fig. 7 - Collector Current vs. Forward Current
Fig. 8 - Collector Current vs. Collector Emitter Voltage
Fig. 9 - Current Transfer Ratio vs. Forward Current
Fig. 10 - Turn-off/Turn-on Time vs. Collector Current
Fig. 11 - Relative Collector Current vs. Displacement
0
1
10
100
1000
10 000
I - Collector Dark Current (nA)
CEO
T
amb
- Ambient Temperature (°C)
95 11090
V
CE
= 25 V
I
F
= 0 A
100
75
50
25
0.001
0.01
0.1
1
10
0.1
I
F
- Forward Current (mA)
96 12066
V
CE
= 5 V
I - Collector Current (mA)
C
10010
1
0.01
0.1
1
10
0.1
V
CE
- Collector Emitter Voltage (V)
96 12067
I
- Collector Current (mA)
C
20 mA
10 mA
5 mA
2 mA
1 mA
I
F
= 50 mA
100
10
1
0.1
1
10
100
0.1
I
F
- Forward Current (mA)
96 12068
V
CE
= 5 V
CTR - Current Transfer Ratio (%)
10010 1
0
I
C
- Collector Current (mA)
95 11086
t
/
t - Turn on
/
Turn off Time (µs)
off on
Non saturated
operation
V
S
= 5 V
R
L
= 100 Ω
t
on
0
5
10
15
20
t
off
10
8
6
4
2
0
10
20
30
40
50
60
70
80
90
100
110
- 0.5
s - Displacement (mm)
96 12005
I - Relative Collector Current
Crel
0
s
A = 1 mm
0.2
0.3
0.4
0.5
0.10
- 0.1
- 0.2
- 0.3
- 0.4