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PDF IRM-2738F4 Data sheet ( Hoja de datos )
| Número de pieza | IRM-2738F4 | |
| Descripción | Infrared Remote-control Receiver Module | |
| Fabricantes | Everlight Electronics | |
| Logotipo |  |
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EVERLIGHT ELECTRONICS CO.,LTD.
Technical Data Sheet
Infrared Remote-control Receiver Module
Features :
• Photo detector and preamplifier in one package
• Internal filter for PCM frequency
• Improved shielding against electrical field disturbance
• TTL and CMOS compatibility
• Output active low
• Low power consumption
• Improved immunity against ambient light
• Suitable burst length ≧10 cycles/burst
• Pb free
• The product itself will remain within RoHS compliant version.
IRM-2738F4
Descriptions
‧The IRM-2738F4 are miniaturized receivers for infrared remote
control systems. PIN diode and preamplifier are assembled on
lead frame, the epoxy package is designed as IR filter. The
demodulated output signal can directly be decoded by a
microprocessor. IRM-2738F4 is the standard IR remote control
receiver series, supporting all major transmission codes.
Applications
1. Optical switch
2. Light detecting portion of remote control
․AV instruments such as Audio, TV, VCR, CD, MD, etc.
․Home appliances such as Air-conditioner, Fan , etc.
․The other equipments with wireless remote control.
․CATV set top boxes
․Multi-media Equipment
PART
Chip
Compound
MATERIAL
Silicon
Epoxy
COLOR
Black
Black
Everlight Electronics Co., Ltd.
Device No：DMO-027-284
http:\\www.everlight.com
Prepared date：07-20-2005
Rev 2
Prepared by：
Page: 1 of 9
Carryll Hsu
1 page  
EVERLIGHT ELECTRONICS CO.,LTD.
Duty=0.5
Fig.-2 Measuring Method
20cm
10k
+5.0± 0.1V
10uF
Standard Transmitter
Vout
Oscilloscope
Fig.-3
IRM-2738F4
Measuring System
Standard Transmitter
L: Transmission Distance
Vcc
θ OUT
θ
D.U.T
Vout
GND
θ: Angle Of Horizontal & Vertical Direction
Block Diagram：
IN
Input
Vs
CGA & filter
Demodulator
OUT
µC
Carrier frequency f0
Modulated IR signal
min 10 pulses
Oscillator
AGC/ATC & digital control
GND
Application Circuit：
Everlight Electronics Co., Ltd.
Device No：DMO-027-284
http:\\www.everlight.com
Prepared date：07-20-2005
Rev 2
Prepared by：
Page: 5 of 9
Carryll Hsu
5 Page | ||
| Páginas | Total 10 Páginas | |
| PDF Descargar | [ Datasheet IRM-2738F4.PDF ] | |
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