PT491 데이터 시트보기 (PDF) - Sharp Electronics
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PT491 Datasheet PDF : 4 Pages
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Fig. 5-a Collector Current vs. Collector-emitter
Voltage
( PT491/PT493 )
50
T a = 25˚C
45
40
Ee =
35 0.5mW/cm2
30
PC (MAX.)
0.25mW/
25
cm2
20
0.2mW/cm2
15
0.15mW/cm2
10
0.1mW/cm2
5
0
01234567
Collector-emitter voltage VCE ( V)
Fig. 6 Spectral Sensitivity
100
T a = 25˚C
80
60
PT491
PT493
PT491F
40
PT493F
20
0
500 600 700 800 900 1000 1100 1200
Wavelength λ ( nm)
Test Circuit for Response Time
Output Input
VCC
RL
90%
Output
td
tr
10%
ts
tf
PT491/PT491F/PT493/PT493F
Fig. 5-b Collector Current vs. Collector-emitter
Voltage
( PT491F/PT493F )
50
T a = 25˚C
45
40
35
Ee =
0.5mW/cm2
30
25
PC (MAX.)
20
0.25mW/cm2
15
0.2mW/cm2
10
0.15mW/cm2
5
0.1mW/cm2
0
01234567
Collector-emitter voltage V CE ( V)
Fig. 7 Response Time vs. Load Resistance
1000
VCE = 2V
IC = 5mA
T a = 25˚C
100
tr
tf
td
10
ts
1
10
100
1000
Load resistance R L (Ω )
5000
Fig. 8 Sensitivity Diagram (Ta = 25˚C)
- 20˚ - 10˚ 0˚ + 10˚ + 20˚
- 30˚
100
+ 30˚
80
- 40˚
- 50˚
- 60˚
- 70˚
- 80˚
- 90˚
60
40
20
0
Angular displacement θ
+ 40˚
+ 50˚
+ 60˚
+ 70˚
+ 80˚
+ 90˚
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