TCST2103_09 Datasheet, PDF (3/12 Pages) Vishay Siliconix – Transmissive Optical Sensor with Phototransistor Output

TCST2103, TCST2202, TCST2300
Transmissive Optical Sensor with _{Vishay Semiconductors}
Phototransistor Output
BASIC CHARACTERISTICS ⁽¹⁾
PARAMETER
TEST CONDITION
INPUT (EMITTER)
Forward voltage
Junction capacitance
OUTPUT (DETECTOR)
I_F = 60 mA
V_R = 0 V, f = 1 MHz
Collector emitter voltage
I_C = 1 mA
Emitter collector voltage
I_E = 10 µA
Collector dark current
V_CE = 25 V, I_F = 0 A, E = 0 lx
SWITCHING CHARACTERISTICS
Turn-on time
Turn-off time
I_C = 2 mA, V_S = 5 V,
R_L = 100 Ω (see figure 2)
I_C = 2 mA, V_S = 5 V,
R_L = 100 Ω (see figure 2)
Note
(1) _{Tamb = 25 °C, unless otherwise specified}
I_F
I_F
0
R _G = 50 Ω
t_p
= 20
T
t_p = 1 ms
20688
50 Ω
+5V
I_C adjusted by I_F
100 Ω
Channel I
Channel II
Oscilloscope
R _L ≥ 1 MΩ
C _L ≤ 20 pF
Fig. 2 - Test Circuit for t_on and t_off
BASIC CHARACTERISTICS
T_amb = 25 °C, unless otherwise specified
PART
SYMBOL MIN.
V_F
C_j
V_CEO
70
V_ECO
7
I_CEO
t_on
t_off
TYP.
1.25
50
MAX.
1.6
100
UNIT
V
pF
V
V
nA
10
µs
8
µs
I_F
0
t_p
I_C
t
100 %
90 %
10 %
0
t_p
t_d
t_r
t_on (= t_d + t_r)
t_r
t_d
t _on
Pulse duration
Delay time
Rise time
Turn-on time
t_s
t_f
t _off
t_s
t_f
t_off (= t_s + t_f)
Fig. 3 - Switching Times
t
Storage time
Fall time
Turn-off time
96 11698
1000
100
2.0
V_CE = 5 V
I_F = 20 mA
1.5
10
1.0
1
0.5
0.1
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
96 11862
V_F - Forward Voltage (V)
Fig. 4 - Forward Current vs. Forward Voltage
0
- 25
0
25
50
75 100
95 11089
T_amb - Ambient Temperature (°C)
Fig. 5 - Relative Current Transfer Ratio vs. Ambient Temperature
Document Number: 81147
Rev. 1.0, 17-Aug-09
For technical questions, contact: [e-mail]
www.vishay.com
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