photointerrupters(transmissive) the SG23FF photointerrupter high-performance standard type, combines high-output gaas ired with high sensitive phototransistor. features pwb direct mount type gap : 3.0mm double-sided screw-mount applications printers facsimiles auto stampers ticket vending machines absolute maximum ratings [ta = 25c ] *1. pulse width tw 100us period t=10ms *2. no icebound or dew *3. for max 5 seconds at the position of 1mm from the resin edge electro-optical characteristics [vcc= 5v, ta = 25c] forward voltage reverse current peak wavelength collector dark current light current leakage current c-e saturation voltage rise time fall time c c ma v v c ma v a mw 5 -20~+85 -30~+85 260 1 100 40 30 ratings 100 60 5 i f v r i fp p c i c v ceo v eco pulse forward current *1 collector power dissipation emitter-collector voltage input collector current collector-emitter voltage power dissipation forward current reverse voltage output operating temp. *2 storage temp. *2 soldering temp. *3 topr. tstg. tsol. symbol parameter SG23FF description symbol p d unit mw p input i r v f na i ce(sat) i c i ceo output i ceod i f =20ma, v ce =5v, shading - 0.5 unit. v a nm - ma v s s 10 a 0.4 - tf transmission -5 tr - 0.15 -4 v cc =5v, i c =2ma, r l =100 ? - 1 100 0.3 - 10 typ. max. 1.2 1.4 -10 - 940 - i f =20ma v ce =10v, 0 lx i f =20ma, v ce =5v, non-shading i f =20ma, i c =0.1ma conditions i f =20ma v r =5v min. - - dimensions (unit : L ) 1/2
photointerrupters(transmissive) SG23FF 0 relative light current vs. moving distance -2 -1 0 +1 +2(mm) -2 -1 0 +1 +2(mm) x moving distance ? 0 50 100 (%) y switching time measurement circuit method of measuring position characteristic collector power dissipation vs. ambient temperature collector power dissipation po 0 50 100 (mw) ambient temperature ta 20 40 60 80 100(c) forward current vs. forward voltage forward current i f 0 0 50 100 [ma] forward voltage v f 0.5 1.0 1.5 2.0 (v) light current vs. forward current light current i l 0 0 4 8 [ma] forward current i f 2 6 10 20 30 40 50(ma) light current vs. collector-emitter voltage light current i l 0 0 4 8 [ma] collector-emitter voltage v ce 2 6 10 2 4 6 8 10 12 (v) relative light current vs. ambient temperature -20 0 50 100 [%] ambient temperature ta 0 20 40 60 80 (c) dark current vs. ambient temperature dark current i ceo -20 10 - -2 [%] ambient temperature ta 10 - -1 10 - 0 10 -1 10 -2 0 20 40 60 80 (c) switching time vs. load resistance switching time tr,tf ( ? ) [s] load resistance r l 10 - 1 10 - 2 10 -3 10 2 10 3 10 4 2/2
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