PC810I 데이터 시트보기 (PDF) - Sharp Electronics

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PC810I

High Speed Under High Load Resistance Photocoupler

Sharp Electronics 

PC810

Fig.10 Response Time vs. Load Resistance

50

20

10

tf

5 tr

td

2

1 ts

VCE = 2V

IC = 2mA

Ta = 25˚C

0.5

0.01 0.02 0.05 0.1 0.2

0.5 1 2

Load resistance R L ( k Ω )

Fig.12 Turn-off Time vs.

Ambient Temperature

800

700

IF = 1mA

VCC = 5V

RL = 110k Ω

600

500

400

300

200

100

0

- 30

0 20 40 60 80 100 120

Ambient temperature T a (˚C)

Test Circuit for Response Time

Input

RD

VCC

RL Output

Input

Output

td

ts

tr

Test Circuit for Frepuency Response

VCC

RD

RL

Output

5 10

10%

90%

tf

Fig.11 Turn-off Time vs. Load Resistance

2 400

2 000

IF = 1mA

Vcc = 5V

Ta = 25˚C

1 600

1 200

800

400

0

10 20

50 100 200 500 1 000

Load resistance R L ( k Ω )

Fig.13 Frequency Response

VCE = 5V

IC = 2mA

0

Ta = 25˚C

-5

- 10

100 Ω

- 15

RL = 10k Ω

1k Ω

- 20

0.5 1

2

5 10 20

Frequency f ( kHz )

50 100 200 500

Fig.14 Collector-emitter Saturation Voltage

vs. Forward Current

6

IC = 0.5mA

5

1.0mA

2.0mA

Ta = 25˚C

4

3.0mA

5.0mA

3

7.0mA

2

1

0

0 2 4 6 8 10 12 14 16 18 20

Forward current I F ( mA )

q Please refer to the chapter “Precautions for Use ”

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