1 copyright ? 2010, everlight americas inc. release date : august .31.20 0 7 issue n o: 1 rev 1 . www.everlightamericas.com i nfrared receiver module EAIRMBA4 features ? photo detector and preamplifier in one package ? internal filter for pcm frequency ? improved inner shielding against electrical field disturbance ? ttl and cmos compatibility ? low power consumption ? improved immunity against ambient light ? suitable burst length R ? pb free ? bicmos manufacture ic ; esd hbm>4000v ; mm>250v ? the product itself will remain within rohs compliant version. ? compliance with eu reach ? compliance halogen free .(br <900 ppm , cl <900 ppm , br+cl < 1500 ppm) description ? the EAIRMBA4 is 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 deco ded by a microprocessor. EAIRMBA4 is the standard ir remote control receiver series, supporting all major transmission codes. applications ? 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 pin configuration 1. out 2. v cc 3. gnd 1 2 3 block diagram
datasheet infrared receiver module EAIRMBA4 2 copyright ? 2010, everlight americas inc. release date : august .31.20 0 7 issue n o: 1 rev 1. www.everlightamericas.com application circuit the rc filter must be connected as close as possible to vcc and gnd pins parts table model no. carrier frequency EAIRMBA4 38 khz absolute maximum ratings (ta=25 ) parameter symbol rating unit supply voltage vcc 6 v operating temperature topr - 20 ~ +8 0 storage temperature tstg - 40 ~ +85 soldering temperature *1 tsol 260 * 1 4mm from mold body for less than 10 seconds
datasheet infrared receiver module EAIRMBA4 3 copyright ? 2010, everlight americas inc. release date : august .31.20 0 7 issue n o: 1 rev 1. www.everlightamericas.com electro - optical characteristics (ta=25 ,vcc=3v ) parameter symbol min. typ. max. unit condition current consumption icc --- 1.0 1.2 ma no input signal supply voltage v cc 2.7 - 5.5 v peak wavelength p --- 940 --- nm reception range l 0 14 --- --- m see chapter ?test method l 45 6 --- --- half angle(horizontal) h --- 4 5 --- deg half angle(vertical) v --- 4 5 --- deg high level pulse width t h 400 --- 800 s test signal according to figure 1 low level pulse width t l 400 --- 800 s high level output voltage v oh vcc - 0. 3 --- --- v i source Q 1 a low level output voltage v ol --- 0.2 0.5 v i sink Q 2ma notes: *1 . the ray receiving surface at a vertex and relation to the ray axis in the range of ? = 0 ? and ? =45 ? . *2 . a range from 30cm to the arrival distance. average value of 50 pulses. the notice of application: transmission of remote control signal consist of four parts: encode part, ir transmitter source, irm device, decode part 1. when irm - 36 xx t code select frequency, it need to well understand the center system of encode part. 2. strong or weak light of ir transmitter can affect distance of transmission. 3. when using irm - 36 xx t device, it requires the composition of code pattern to reach the demand as follows: minimum t burst ( number of pulses per burst) minimum t burst_gap ( number of pulses between two burst) minimum t pause 10 pulses 14 pulses 25 msec 4. it needs to ensure the translation range of decode part if it is applied to the pulse - width range. if the above items hardly assure of its application, itll cause ng(no good) message from the edge of signal.
datasheet infrared receiver module EAIRMBA4 4 copyright ? 2010, everlight americas inc. release date : august .31.20 0 7 issue n o: 1 rev 1. www.everlightamericas.com test method the specified el ectro - optical characteristics are valid under the following c onditio ns . 1. measurement environment a place without extreme light reflections. 2. external light the environment contains an ordinary, white fluoresc ent lamp without high frequency modulation. the color temperature is 2856k and the illumination at the ir receiver is less than 10 lux (e v Q 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 calibr ation is pd438b ( p=940nm , vr=5v) . 4. th e m easur ement system is shown in fig. - 3 fig. - 1 transmitter wave form d.u.t output pulse fig. - 2 standard transmitter calibration fig. - 2 standard transmitter calibration fig. - 3 measuring system
datasheet infrared receiver module EAIRMBA4 5 copyright ? 2010, everlight americas inc. release date : august .31.20 0 7 issue n o: 1 rev 1. www.everlightamericas.com typical electro - optical characteristics curves fig. - 4 relative spectral sensitivit y vs. wavelength fig. - 5 relative transmission distance vs. direction fig. - 6 output pulse length vs. arrival distance fig. - 7 arrival distance vs. supply voltage angle (deg) -20 relative transmission distance ( %) -60 0 80 40 20 60 -40 0 20 60 40 transmission distance lc (m) 3.8 supply voltage vcc (v) 2.7 0 3.3 3.0 3.5 4.4 4.1 4.7 5.0 5.3 5.5 17.5 10.5 7.0 3.5 16 transmission distance lc (m) 2 0 10 6 4 8 12 14 output pulse width t wl ( ? sec)
datasheet infrared receiver module EAIRMBA4 6 copyright ? 2010, everlight americas inc. release date : august .31.20 0 7 issue n o: 1 rev 1. www.everlightamericas.com fig. - 8 relative transmission distance vs. center carrier frequency fig. - 9 arrival distance vs. ambient temperature ambient temperature ta ( c) 7.0 3.5 14.0 10.5 17.5 transmission distance lc (m)
datasheet infrared receiver module EAIRMBA4 7 copyright ? 2010, everlight americas inc. release date : august .31.20 0 7 issue n o: 1 rev 1. www.everlightamericas.com reliability test item and condition the reliability of products shall be satisfied with items listed below. confidence level 90% ltpd 10 % test items test conditions failure judgement criteria samples(n) defective(c) temperature cycle 1 cycle - 40 +100 (15min)(5min)(15min) 300 cycle test l 0 Q l 0.8 l 45 Q l 0.8 l: lower specification limit n=22,c=0 high temperature test temp: +100 vcc:6v 1000hrs n=22,c=0 low temperature storage temp: - 40 1000hrs n=22,c=0 high temperature high humidity ta: 85 ,rh: 85 % 1000hrs n=22,c=0 solder heat temp: 260 5 10sec 4mm from the bottom of the package. n=22,c=0
datasheet infrared receiver module EAIRMBA4 8 copyright ? 2010, everlight americas inc. release date : august .31.20 0 7 issue n o: 1 rev 1. www.everlightamericas.com package dimension (dimensions in mm) notes: tolerance unless otherwise mentioned 0.3mm
datasheet infrared receiver module EAIRMBA4 9 copyright ? 2010, everlight americas inc. release date : august .31.20 0 7 issue n o: 1 rev 1. www.everlightamericas.com code information protocol suitable protocol suitable jvc yes rca no matsushita yes sharp yes mitsubishi yes sony 12 bit yes nec yes sony 15 bit no rc5 y es sony 20bit no rc6 y es toshiba yes high data rate (4000 bit/s) no zenith yes device marking note s 1 denotes year code 2 denotes month code 3 denotes device number 4 denotes carrier f requency ( 4: 38khz ) packing quantity 1500 pcs / box 10 boxes / carton
datasheet infrared receiver module EAIRMBA4 10 copyright ? 2010, everlight americas inc. release date : august .31.20 0 7 issue n o: 1 rev 1. www.everlightamericas.com application restrictions 1. above specification may be changed without notice. everlight americas 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 americas assumes no responsibility for any damage resulting from use of the product which does not comply wi th the absolute maximum ratings and the instructions included in these specification sheets. 3. these specification sheets include materials protected under copyright of everlight americas . reproduction in any form is prohibited without the specific consent o f everlight americas
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