2

Sheet No.: OP06013

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Internal Block Diagram

GND

B.P.F.

Limiter

Demodulator Integrator Comparator

Parameter

Conditions

No input light

*3

*3

*3

*3

MIN.

400

600

TYP.

0.27

MAX.

0.4

0.45

1000

1200

Unit

mA

V

V

μ

s

μ

s

Dissipation current

High level output voltage

Low level output voltage

High level pulse width

Symbol

Low level pulse width

*4

kHz

B.P.F. center frequency

70

100

130

kΩ

Output pull-up resistance

*3 The burst wave as shown in the following figure shall be transmitted by the transmitter shown in Fig. 1

*4

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Electro-optical Characteristics

-

-

-

-

-

-

-

-

-

-

-

The carrier frequency of the transmitter, however, shall be same as *4, and measurement shall be from just after starting the transmission until 50 pulse

1000μs

600μs

Duty 50%

B urst wave

GP1UX31QS Series

GP1UX31QS

GP1UX310QS

GP1UX311QS

GP1UX312QS

Model No.

40

36

38

36.7

B.P.F. center frequency

Unit

kHz

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Model Line-up

Diversified models with a different B.P.F. frequency are also available.

T1

T2

Output signal