infrared receiver modules [ta=25?] [ta=25? , vcc=5.0v(vcc=3.0v)] *1. it specifies the maxmum distance between emitter and detector that the output wave form satisfies the standard under the conditions below against the standard transmitter. 1) measuring place : indoor without extreme reflection of light 2) ambient light source : detecting surface illumination shall be irradiate 20050lx under ordinary white fluorescence lamp without high frequency lightning 3) standard transmitter : burst wave of standard transmitter shall be arranged to 50mvp-p under the measuring circuit 1/2 600 700 us low level output pulse width *1 t wl period = 1.2ms 500 600 700 us high level output pulse width *1 t wh burst wave=600us 500 v low level output voltage *1 v ol the ray axis - 0.1 0.5 v 5.0(3.0) - transmission distance *1 25050lx 0 high level output voltage *1 v oh 30cm over 4.5(2.8) l m 12 - - 9 - 30 - 940 - nm b.p.f center frequency fo - 37.9 - khz peak wavelength *1 ? p - 5.5 v current consumption icc no signal input 0.5 1.2(1.0) 1.7 ma unit recommended supply voltage vcc (max 5 sec) 2.7 - ksm-603lm2e 37.9 ksm-604lm2e 32.7 KSM-601LM2E 40.0 ksm-602lm2e 36.7 output form ksm-605lm2e 56.9 parameter symbol condition active low output min. typ. max. ksm-60?lm2e parameter symbol ratings unit model no. b.p.f center frequency(khz) supply voltage vcc 6.0 v operating temperature topr -10 ~ +60 ? soldering temperature tsol 260 ? storage temperature tstg -20 ~ +75 ? the ksm-60 ?lm2e consist of a pin photodiode of high speed and a preamplifier ic in the package as an receiver for infrared remote control systems features ? one mold small size package ? wide supply-voltage range : 2.7v to 5.5v ? shielded against electrical field disturbance ? high immunity against ambient light disturbances (logic controller adaptation) ? available for carrier frequencies between 32.7khz to 56.9khz ? ttl and cmos compatible applications ? audio & video applications (tv, vtr, audio, dvdp, cdp) ? home appliances (air conditioner, computer, camcoder) ? wireless toys ? remote control equipment maximum ratings electro-optical characteristics b.p.f center frequency pin configuration 6 0 |w l m 7 0 |w l m ? v o u t v o u t g n d v c c v c c g n d d i m e n s i o n s (unit : mm) n o t e
infrared receiver modules *1 recommended c ircui t d escription 1) transmitter(ired) drive current : ifp = 300ma p-p ~ 600m a p-p 2) r-c decoupling filter with lower cut-off frequency : r=10 0 ? , c=47 t ? fc = 1/ 2 e rc = 33.9hz 3) external pull-up resistor(optional) : 10 k ? over 2/2 ksm- 60 ? lm2e ? measuring method [ta=25 ? ] standard tansmitter 25cm 10t vout 10? 10? +5v transmitter arrival distance : l vout gnd vcc osc : indicates horizontal and vertical directions output pulse width standard transmitter test method of transmission distance ? typical characteristics curve [ta=25 ? ] relative reception distance vs. supply voltage relative reception distance vs. ambient temperature radiant pattern ? s tandard applic a tion circuit with r-c decoupling filter transmitter vcc gnd vcc gnd vout micom c r receiver module rp relative sensitivity [%] 0 20 40 60 80 100 120 2.5 3.0 3.5 4.0 4.5 5.0 5.5 supply voltage vcc relative reception distance [ % ] [v] 0 20 40 60 80 100 120 -10 0 10 20 30 40 50 60 ambient temperature ta r e lative reception distance [ % ] [ ? ] -1 0 0 a -8 0 a -6 0 a -4 0 a -2 0 a 0 a 2 0 a 4 0 a 6 0 a 8 0 a 10 0 a 0 50 100 50 100 transmitter output carrier frequency(fo) duty50 % remocon output pulse 600us 600us t wl t wh v oh v ol
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