irm-2638af31 Everlight Electronics Co., Ltd., irm-2638af31 Datasheet - Page 5

• Manufacturer Part Number: irm-2638af31
• Description: Infrared Remote-control Receiver Module
• Manufacturer: Everlight Electronics Co., Ltd.

Block Diagram：
Application Circuit：
Everlight Electronics Co., Ltd.
Device No：SZDMO-026-039
Fig.-2 Measuring Method
IN
Standard Transmitter
Converter
Control
&Input
Bias
I-V
RC Filter should be connected closely between Vcc pin and GND pin.
20cm
Amp
Pre
Fset Bias Circuit
EVERLIGHT ELECTRONICS CO.,LTD.
Frequency
Setting
Noise Det.&
Gain Ctrl.
10k
AGC
Amp
10uF
Oscilloscope
+5.0± 0.1V
http:\\www.everlight.com
Prepared date：9-Jun-2006
Limit
Amp
Vout
Frequency
Trimming
Band-pass
Fiter
Standard Transmitter
Fig.-3
Threshold
Comparator
Control
Circuit
θ: Angle Of Horizontal & Vertical Direction
Measuring System
Prepared by:
VCC
L: Transmission Distance
Rev 1
Reference
Voltage
Circuit
D.U.T
IRM-2638AF31
GND
Integrator
Shaping
&Wave
OUT
GND
Wulinlin
Page: 5 of 9
Vcc
Vout
Output
Stage
OUT