IRM-2740 データシートの表示（PDF） - EVERLIGHT

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IRM-2740

Infrared Remote-control Receiver Module

EVERLIGHT 

EVERLIGHT ELECTRONICS CO.,LTD.

IRM-27xx SERIES

Test Method：

The specified electro-optical characteristics is satisfied under the following

Conditions at the controllable distance.

cMeasurement place

A place that is nothing of extreme light reflected in the room.

dExternal light

Project the light of ordinary white fluorescent lamps which are not high

Frequency lamps and must be less then 10 Lux at the module surface.

(Ee≦10Lux)

eStandard transmitter

A transmitter whose output is so adjusted as to Vo=400mVp-p and the output

Wave form shown in Fig.-1.According to the measurement method shown in

Fig.-2 the standard transmitter is specified.

However , the infrared photodiode to be used for the transmitter should be

λp=940nm,∆λ=50nm. Also, photodiode is used of PD438B(Vr=5V).

fMeasuring system

According to the measuring system shown in Fig.-3

Fig.-1 Transmitter Wave Form

IR TANSMITTER

OUTPUT WAVE FORM

Carrier frequency is adjusted to

center frequency of each product.

D.U.T output Pulse

OUTPUT PULSE

OF DEVICE

Duty=0.5

Everlight Electronics Co., Ltd.

Device No：SZDMO-027-025

http:\\www.everlight.com

Prepared date：5-Apr-2007

Rev 1

Page: 4 of 10

Prepared by： Huayan.Peng

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