infrared receiver module mim-0km9xkf series description features l photo detector and preamplifier in one package l internal filter for pcm frequency l high immunity against ambient light l improved shielding against electric field disturbance l 2.4-volt supply voltage; low power consumption l ttl and cmos compatibility mim-0km9xkf series models l mim-0KM9AKF 37.9khz l mim-0km9bkf 32.7khz l mim-0km9ckf 40.0khz l mim-0km9dkf 36.7khz l mim-0km9fkf 56.7khz unit : mm block diagram 1/10/2002 unity opto technology co., ltd. the mim-0km9xkf series is miniaturized infrared receivers for remote control and other applications requiring improved ambient light rejection. the separate pin diode and preamplifier ic are assembled on a single leadframe. the epoxy package contains a special ir filter. this module has excellent performance even in disturbed ambient light applications and provides protection against uncontrolled output pulses. output v s gnd ablc trap bpf trimming f o
mim-0km9xkf series absolute maximum ratings item symbol ratings unit remark supply voltage v cc 5.8 v operating temperature t opr -10 ~ + 60 j storage temperature t stg -20 ~ + 75 j soldering temperature t sd 260 j maximum 5 seconds electro-optical characteristics (vcc=2.4v) parameter symbol min. typ. max. unit remarks current consumption icc 5.0 ma under no signal response wavelength f p 940 nm tuning frequency f 0 37.9 , 32.7 , 40.0 , 36.7 , 56.7 kh z output form - - - - - active low output - - - - - h level output voltage v 0 h 2.2 v l level output voltage v 0 l 0.5 v h level output pulse width twh 400 800 g s l level output pulse width twl 400 800 g s distance between emitter & detector l 1(vcc=3v) 10.0 m note 1 l 2(vcc=2.4v) 7.0 m half angle ??k 45 deg horizonal direction test method a. standard transmitter b. detection length test 1/10/2002 unity opto technology co., ltd. @ ta=25 j (t a =25c , vcc=2.4v) carrier frequency f 0 duty 50% on/off pulse width satisfied from 25 cm to detection limit 600 m s 600 m s 600 m s fig 1. burst wave fig 2. standard transmitter measurement circuit +2.4v 10 m f pd3516 10k w v out 25cm transmitter duty 50% oscilloscope gnd 10k w q q v out d.u.t l transmitter output q : indicates horizontal and vertical directions
mim-0km9xkf series c . pulse width test application circuit characteristic curves (t a =25 j ) note 1. distance between emitter & detector specifies maximum distance that output wave form satisfies the standard under the conditions below against the standerd transmitter. (1)measuring place ???indoor without extreme reflection of light. (2)ambient light source? detecting surface illumination shall be 20050lux under ordinary hite fluorescense lamp of no high frequency lighting. (3)standard transmitter ? burst wave indicated in fig 1. of standard transmitter shall be arranged to 50mvp-p under the measuring circuit specified in fig 2. 1/10/2002 unity opto technology co., ltd. input level vs.output pulse width input level v in (mv p-p ) 400 500 600 700 800 900 0.1 1 10 100 1000 burst length * 600 m s, cycle = 1.2ms tpw: average value of output from start of signal input to 60th pulse output pulse width t pw ( m s) input level (mv p-p ) 600 m s transmitter output dut output pulse 600 m s v 0 l v 0 h twl twh mie-544a2 mim-0km9xkf 3 1 2 102p decoder gnd vcc **) *) only necessary to supress power supply disturbances. **) tolerated supply voltage range : 2.4v < vcc < 5.8v c supply current icc (ma) 1.6 2.4 2.2 2.0 1.8 1.4 2 3 4 5 6 7 8 supply voltage vcc (v)
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