everlight electronics co.,ltd. everlight electronics co., ltd. http:\\www.ever light.com rev 1 page: 1 of 9 device no szdmo-037-019 prepared date 25-may-2006 prepared by meijuan zhang technical data sheet infrared remote-control receiver module IRM-3738S8F4-P 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 min. burst length R 6 or 10 pulses/burst. ? pb free ? the product itself will remain within rohs compliant version 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 ? 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 material color chip silicon black shell spcc silver-white
everlight electronics co.,ltd. everlight electronics co., ltd. http:\\www.ever light.com rev 1 page: 2 of 9 device no szdmo-037-019 prepared date 25-may-2006 prepared by meijuan zhang IRM-3738S8F4-P package dimensions notes: 1.all dimensions are in millimeters. 2.tolerances unless dimensions 0.3mm. absolute maximum ratings (ta=25 ) parameter symbol rating unit notice supply voltage vcc 0~6 v operating temperature topr -25 ~ +80 storage temperature tstg -40 ~ +85 soldering temperature tsol 260 4mm from mold body less than 10 seconds
everlight electronics co.,ltd. everlight electronics co., ltd. http:\\www.ever light.com rev 1 page: 3 of 9 device no szdmo-037-019 prepared date 25-may-2006 prepared by meijuan zhang IRM-3738S8F4-P recommended operating condition supply voltage rating: vcc 2.7v to 5.5v electro-optical characteristics (ta=25 , and vcc=3.0v) parameter symbol min. typ. max. unit condition consumption current icc 0.7 0.9 1.2 ma no signal input b.p.f center frequency fo --- 38 --- khz peak wavelength p --- 940 --- nm l 0 8 --- --- reception distance l 45 5 --- --- m half angle(horizontal) h --- 45 --- deg at the ray axis *1 half angle(vertical) v --- 45 --- deg high level pulse width t h 400 --- 800 s low level pulse width t l 400 --- 800 s at the ray axis *2 high level output voltage v h 2.5 --- --- v low level output voltage v l --- 0.2 0.5 v *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.
everlight electronics co.,ltd. everlight electronics co., ltd. http:\\www.ever light.com rev 1 page: 4 of 9 device no szdmo-037-019 prepared date 25-may-2006 prepared by meijuan zhang carrier frequency is adjusted to center frequency of each product. ir tansmitter output wave form output pulse of device IRM-3738S8F4-P test method the specified electro-optical characteristics is satisfied under the following conditions at the controllable distance. c measurement place a place that is nothing of extreme light reflected in the room. d external 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 Q 10lux) e standard 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 p=940nm, ? =50nm. also, photodiode is used of pd438b(vr=5v). f measuring system according to the measuring system shown in fig.-3 fig.-1 transmitter wave form d.u.t output pulse duty=0.5
everlight electronics co.,ltd. everlight electronics co., ltd. http:\\www.ever light.com rev 1 page: 5 of 9 device no szdmo-037-019 prepared date 25-may-2006 prepared by meijuan zhang standard transmitter oscilloscope vout 10uf +5.0 0.1v 10k 20cm 1 0 0 k e e d.u.t l: transmission distance standard transmitter gnd vcc out vout : angle of horizontal & vertical direction IRM-3738S8F4-P fig.-2 measuring method fig.-3 measuring system block diagram application circuit rc filter should be connected closely between vcc pin and gnd pin. modulated ir signal min 6/10 pulses carrier fre q uenc y f0 out in vs gnd in p u t cga & filte r demodulato r oscillato r agc/atc & di g ital control c
everlight electronics co.,ltd. everlight electronics co., ltd. http:\\www.ever light.com rev 1 page: 6 of 9 device no szdmo-037-019 prepared date 25-may-2006 prepared by meijuan zhang IRM-3738S8F4-P typical electro-optical characteristics curves fig.-4 relative spectral sensitivity vs. wavelength fig.-5 relative transmission distance vs. direction fig.-6 output pulse length vs. arrival distan ce fig.-7 arrival distance vs. supply voltage 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
everlight electronics co.,ltd. everlight electronics co., ltd. http:\\www.ever light.com rev 1 page: 7 of 9 device no szdmo-037-019 prepared date 25-may-2006 prepared by meijuan zhang IRM-3738S8F4-P typical electro-optical characteristics curves fig.-8 relative transmission distance vs. center carrier frequency fig.-9 arrival distance vs. ambient temperature -20 transmission distance lc (m) -40 0 4 8 12 16 20 80 ambient temperature ta (c) 0204060 100
everlight electronics co.,ltd. everlight electronics co., ltd. http:\\www.ever light.com rev 1 page: 8 of 9 device no szdmo-037-019 prepared date 25-may-2006 prepared by meijuan zhang IRM-3738S8F4-P 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 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. l0 Q l 0.8 l45 Q l 0.8 l: lower specification limit n=22,c=0
everlight electronics co.,ltd. everlight electronics co., ltd. http:\\www.ever light.com rev 1 page: 9 of 9 device no szdmo-037-019 prepared date 25-may-2006 prepared by meijuan zhang IRM-3738S8F4-P packing quantity specification 1. 160pcs/1box 2. 10boxes/1carton label form specification cpn: customer?s production number p/n : production number qty: packing quantity cat: ranks hue: peak wavelength ref: reference lot no: lot number made in taiwan: production place notes 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 using 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 material s protected under copyright of everlight corporation. please don?t reproduce or cause anyone to reproduce them without everlight?s consent. e verlight electronics co., ltd. tel: 886-2-2267-2000, 2267-9936 office: no 25, lane 76, sec 3, chung yang rd, fax: 886-2267-6244, 2267-6189, 2267-6306 tucheng, taipei 236, taiw an, r.o.c http:\\www.everlight.com IRM-3738S8F4-P
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