25

-20

-15

-10

-5

0

55

5

Fig.10 Frequency Response

22

2

10k

Ω 1kΩ 100Ω

- 25

0

25

100

50

75

2

5

2

5

2

5

2

5

0

50

100

- 0.4 - 0.3 - 0.2 - 0.1

0

0.1 0.2

0.3 0.4 0.5

L

0

Shield

(Detector center )

-+

50

100

-2

-1

0

1

2

Detector

-

+

Fig.11 Collector Dark Current vs.

Ambient Temperature

Fig.12 Relative Collector Current vs.

Shield Distance (1)

Fig.13 Relative Collector Current vs.

Shield Distance (2)

GP1S55T

s Precautions for Use

= 2mA

( ˚C)

Shield distance L ( mm )

- 0.5

Shield distance L ( mm )

= 20mA

( 1) In case of cleaning, use only the following type of cleaning solvent.

Ethyl alcohol, methyl alcohol, isopropyl alcohol

Frequency f ( Hz )

= 20mA

( 2) As for other general cautions, refer to the chapter “ Precautions for Use .

”