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lifecyclephase: revision : 1 expired period: forever release date:2010-04-14 05:43:36.0 infrared receiver control receiver module irm-37xxm series everlight electronics co., ltd. 1 http://www.everlight.com document no: dmo-0000161 rev.1 april 9, 2010 features ? high protection ability against emi ? circular lens for improved reception characteristics ? available for various carrier frequencies ? min burst length: 6 cycles ? min gap length: 10 cycles ? suitable for continuous code ? low operating voltage and low power consumption optimized immunity against tft backlight ? interferences ? high immunity against ambient light ? long reception range ? high sensitivity ? pb free and rohs compliant description the irm-37xxm series devices are miniature type infrared receivers which have been developed and designed by using the latest ic technology, specially optimized to suppress interferences from tft backlight. the photo diode and preamplifier are assembled onto a lead frame and molded into an epoxy package which operates as an ir filter. the demodulated output signal can directly be decoded by a microprocessor. applications ? av equipment such as tv, vcr, dvd, cd, md, etc. ? short pause time protocols ? toy applications ? catv set top boxes ? multi-media equipment ? other devices using ir remote control application circuit block diagram the rc filter must be connected as close as possible to vcc and gnd pins. pin configuration 1. out 2. v cc 3. gnd 1 2 3
lifecyclephase: revision : 1 expired period: forever release date:2010-04-14 05:43:36.0 infrared receiver control receiver module irm-37xxm series everlight electronics co., ltd. 2 http://www.everlight.com document no: dmo-0000161 rev.1 april 9, 2010 parts table model no. carrier frequency IRM-3736M 36 khz irm-3738m 38 khz irm-3740m 40 khz package dimensions (dimensions in mm) notes: tolerance unless otherwise mentioned 0.3mm
lifecyclephase: revision : 1 expired period: forever release date:2010-04-14 05:43:36.0 infrared receiver control receiver module irm-37xxm series everlight electronics co., ltd. 3 http://www.everlight.com document no: dmo-0000161 rev.1 april 9, 2010 absolute maximum ratings (t a =25c) parameter symbol rating unit supply voltage vcc 6 v operating temperature topr -20 ~ +80
storage temperature tstg -40 ~ +85
soldering temperature *1 tsol 260
*1 4mm from mold body for less than 10 seconds electro-optical characteristics (ta=25
, vcc=3v) parameter symbol min. typ. max. unit condition current consumption icc --- 0.4 0.6 ma no input signal supply voltage v cc 2.7 - 5.5 v peak wavelength p --- 940 --- nm l 0 14 --- --- reception range l 45 6 --- --- m half angle(horizontal) h --- 35 --- deg half angle(vertical) v --- 35 --- deg see chapter ?test method? high level pulse width t h 450 --- 700 s low level pulse width t l 500 --- 750 s test signal according to figure 1 high level output voltage v oh vcc-0.4 --- --- v i source 1 a low level output voltage v ol --- 0.2 0.5 v i sink 2ma internal pull up resistor r pu 85 100 115 k
lifecyclephase: revision : 1 expired period: forever release date:2010-04-14 05:43:36.0 infrared receiver control receiver module irm-37xxm series everlight electronics co., ltd. 4 http://www.everlight.com document no: dmo-0000161 rev.1 april 9, 2010 test method the specified electro-optical characteristics are valid under the following conditions. 1. measurement environment a place without extreme light reflections. 2. external light the environment contains an ordinary, white fluorescent lamp without high frequency modulation. the color temperature is 2856k and the illumination at the ir receiver is less than 10 lux (ev 10lux ). 3. standard transmitter the test transmitter is calibrated by using the circuit shown in figure 2. the radiation intensity of the transmitter is adjusted until vo=400mvp-p. both, the test transmitter and the photo diode, have a peak wavelength of 940nm. the photo diode for calibration is pd438b ( p=940nm , vr=5v). 4. the measurement system is shown in fig.-3 fig.-1 transmitter wave form d.u.t output pulse fig.-2 standard transmitter calibration fig.-3 measuring system
lifecyclephase: revision : 1 expired period: forever release date:2010-04-14 05:43:36.0 infrared receiver control receiver module irm-37xxm series everlight electronics co., ltd. 5 http://www.everlight.com document no: dmo-0000161 rev.1 april 9, 2010 typical electro-optical characteristic curves
lifecyclephase: revision : 1 expired period: forever release date:2010-04-14 05:43:36.0 infrared receiver control receiver module irm-37xxm series everlight electronics co., ltd. 6 http://www.everlight.com document no: dmo-0000161 rev.1 april 9, 2010 code information protocol suitable protocol suitable jvc yes rca yes matsushita yes sharp yes mitsubishi yes sony 12 bit yes nec yes sony 15 bit no rc5 yes sony 20bit no rc6 yes toshiba yes rcmm yes zenith yes rcs-80 yes continuous code yes device marking notes 1 denotes year code 2 denotes month code 3 denotes device number 4 denotes carrier frequency (2: 36khz, 4: 38khz and 5: 40khz)
lifecyclephase: revision : 1 expired period: forever release date:2010-04-14 05:43:36.0 infrared receiver control receiver module irm-37xxm series everlight electronics co., ltd. 7 http://www.everlight.com document no: dmo-0000161 rev.1 april 9, 2010 packing quantity 1500 pcs / box 10 boxes / carton disclaimer 1. above specification may be changed without notice. everlight will reserve authority on material change for above specification. 2. when using this product, please observe the absolute maximum ratings and the instructions for use outlined in these specification sheets. everlight assumes no responsibility for any damage resulting from use of the product which does not comply with the absolute maximum ratings and the instructions included in these specification sheets. 3. these specification sheets include materials protected under copyright of everlight. reproduction in any form is prohibited without the specific consent of everlight.

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