IS471F データシートの表示（PDF） - Sharp Electronics

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IS471F

Processing Circuit for Light Modulation System OPIC Light Detector with Built-in Signal

Sharp Electronics 

Fig. 9 Low Level Output Current vs.

Supply Voltage

80

70

Ta =-25˚C

60

25˚C

50

60˚C

40

30

20

10

0

24

6 8 10 12 14 16 18

Supply voltage V cc (V)

Fig.11 Spectral Sensitivity

100

Ta = 25˚C

90

80

70

60

50

40

30

20

10

0

400 500 600 700 800 900 1000 1100 1200 1300 1400

Wavelength λ ( nm )

IS471F

Fig.10 Sensitivity Diagram (Ta = 25˚C)

-20˚ -10˚ 0˚ +10˚ +20˚

100

- 30˚

+ 30˚

80

- 40˚

60

- 50˚

40

- 60˚

- 70˚

20

- 80˚

- 90˚

0

Angular displacement θ

+ 40˚

+ 50˚

+ 60˚

+ 70˚

+ 80˚

+ 90˚

s Basic Circuit

Infrared light

emitting diode

Voltage regulator

Comparator

Amp.

Oscillator

Sync.detector

circuit

Demodulator

circuit

Vcc ( Power supply)

Vo ( Signal output)

g

C = 0.33 µ F

g In order to stabilize power supply line, connect a by-pass capacitor of 0.33µ F

or more between Vcc and GNP near the device.

q Please refer to the chapter “Precautions for Use.”

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