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IRM-8751 Dataheets PDF



Part Number IRM-8751
Manufacturers Everlight Electronics
Logo Everlight Electronics
Description Infrared Remote-Control Receiver
Datasheet IRM-8751 DatasheetIRM-8751 Datasheet (PDF)

www.DataSheet4U.com EVERLIGHT ELECTRONICS CO.,LTD. Technical Data Sheet Infrared Remote-control Receiver Module IRM-8751 Features ‧High protection ability against EMI . ‧Oval lens to improve the receive angles. ‧Line-up for various center carrier frequencies. ‧Low voltage and low power consumption. ‧High immunity against ambient light. ‧Photodiode with integrated circuit. ‧TTL and CMOS compatibility. ‧Long reception distance. ‧High sensitivity. Descriptions The device is a miniature type infra.

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www.DataSheet4U.com EVERLIGHT ELECTRONICS CO.,LTD. Technical Data Sheet Infrared Remote-control Receiver Module IRM-8751 Features ‧High protection ability against EMI . ‧Oval lens to improve the receive angles. ‧Line-up for various center carrier frequencies. ‧Low voltage and low power consumption. ‧High immunity against ambient light. ‧Photodiode with integrated circuit. ‧TTL and CMOS compatibility. ‧Long reception distance. ‧High sensitivity. Descriptions The device is a miniature type infrared remote control system receiver which has been developed and designed by utilizing the most updated IC technology. The PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as an IR filter. The demodulated output signal can directly be decoded by a microprocessor. 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 Device Selection Guide PART Chip Metal can Package MATERIAL Silicon Tinplate Epoxy COLOR -----Silver-white Black Everlight Electronics Co., Ltd. Device No:DMO-870-001 http:\\www.everlight.com Prepared date:07-22-2004 Rev 1.3 Page: 1 of 9 Prepared by:CarryllHsu EVERLIGHT ELECTRONICS CO.,LTD. IRM-8751 Package Dimensions Notes: 1.All dimensions are in millimeters. 2.Tolerances unless dimensions ±0.3mm. Absolute Maximum Ratings (Ta=25℃) Parameter Supply Voltage Operating Temperature Storage Temperature Soldering Temperature Symbol Vcc Topr Tstg Tsol Rating 0~6 -25 ~ +85 -40 ~ +85 260 Unit V ℃ ℃ ℃ 4mm from mold body less than 10 seconds Notice Everlight Electronics Co., Ltd. Device No:DMO-870-001 http:\\www.everlight.com Prepared date:07-22-2004 Rev 1.3 Page: 2 of 9 Prepared by:CarryllHsu EVERLIGHT ELECTRONICS CO.,LTD. IRM-8751 Recommended Operating Condition Supply Voltage Rating: Vcc 4.5V to 5.5V Electro-Optical Characteristics (Ta=25℃, and Vcc=5 V) Parameter Consumption Current B.P.F Center Frequency Symbol Icc Fo λp L0 L45 Θh Θv TH TL VH VL MIN. ------8 4 ----400 400 4.5 --- TYP. --38 940 ----45 45 ------0.2 MAX. 3 ------------800 800 --0.5 Unit mA KHz nm m deg deg μs μs V V Condition No signal input Peak Wavelength Reception Distance Half Angle(Horizontal) Half Angle(Vertical) High Level Pulse Width Low Level Pulse Width High Level Output Voltage Low Level Output Voltage At the ray axis *1 At the ray axis *2 Notes: *1:The ray receiving surface at a vertex and relation to the ray axis in the range of θ= 0° and θ=45°. *2:A range from 30cm to the arrival distance. Average value of 50 pulses. Everlight Electronics Co., Ltd. Device No:DMO-870-001 http:\\www.everlight.com Prepared date:07-22-2004 Rev 1.3 Page: 3 of 9 Prepared by:CarryllHsu EVERLIGHT ELECTRONICS CO.,LTD. IRM-8751 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). (Standard light / Light source temperature 2856°K). fMeasuring system According to the measuring system shown in Fig.-3 Fig.-1 Transmitter Wave Form D.U.T output Pulse Carrier frequency is adjusted to center frequency of each product. OUTPUT PULSE OF DEVICE IR TANSMITTER OUTPUT WAVE FORM Duty=0.5 Everlight Electronics Co., Ltd. Device No:DMO-870-001 http:\\www.everlight.com Prepared date:07-22-2004 Rev 1.3 Page: 4 of 9 Prepared by:CarryllHsu EVERLIGHT ELECTRONICS CO.,LTD. IRM-8751 Fig.-2 Measuring Method 20cm 10k +5.0± 0.1V Fig.-3 Measuring System L: Transmission Distance 10uF θ θ Vcc OUT D.U.T GND Standard Transmitter Vout 100k Standard Transmitter Vout Oscilloscope θ: Angle Of Horizontal & Vertical Direction Block Diagram: Application Circuit: RC Filter should be connected closely between Vcc pin and GND pin. Everlight Electronics Co., Ltd. Device No:DMO-870-001 http:\\www.everlight.com Prepared date:07-22-2004 Rev 1.3 Page: 5 of 9 Prepared by:CarryllHsu EVERLIGHT ELECTRONICS CO.,LTD. IRM-8751 Typical Electro-Optical Characteristics Curves Fig.-4 Relative Spectral Sensitivity vs. Wavelength Fig.-5 Relative Transmission Distance vs. Direction θ Fig.-6 Output Pulse Length vs. Arrival Distance Fig.-7 Arrival Distance vs. Supply Voltage Everlight Electronics Co., Ltd. Device No:DMO-870-001 http:\.


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