RPI-304 sensors 1/3 photointerrupter, double-layer mold type RPI-304 the RPI-304 is standard tall package photointerrupter. this product can be fix on pcb by snap. ! application reel count sensor for vcr ! features 1) tall package (optical axis 22.6mm) 2) small package due to the double-layer mold 3) pps package for heat resistance ! external dimensions (units : mm) 2 3 1 4 4.2 ( 0.4 ) 1.7 1.2 2.7 2 3 4 1 23.85 min. 2.1 3.6 ( 22.6 ) ( 3 ) 19.3 7.5 6.5 3.2 1.5 5.9 optical axis 1.5 (2.5) 0.50.1 c0.3 0.8 0.2 + 0.1 0 ! ! ! ! absolute maximum ratings (ta = 25 c) parameter symbol i c v ceo p d v r i f p c v eco topr tstg limits ? 25 + 85 ? 30 + 85 50 5 80 30 4.5 30 80 unit ma v mw v v ma mw c c operating temperature storage temperature forward current reverse voltage power dissipation collector-emitter voltage emitter-collector voltage collector current collector power dissipation input ( led ) output photo- transistor ( )
RPI-304 sensors 2/3 ! ! ! ! electrical and optical characteristics (ta = 25 c) parameter symbol v f i r i ceo p i c v ce(sat) t r t f min. ? ? ? ? 0.2 ? ? typ. 1.3 ? ? 800 0.7 ? 10 max. 1.6 10 0.5 ? 2.0 0.4 ? unit vi f = 50ma v r = 5v v ce = 10v ? v ce = 5v, i f = 20ma i f = 20ma, i c = 0.1ma v cc = 5v, i f = 20ma, r l = 100 ? a a nm ma v s conditions forward voltage reverse current dark current peak sensitivity wavelength collector current collector-emitter saturation voltage response time input charac- teristics output charac- teristics transfer charac- teristics ! ! ! ! electrical and optical characteristic curves ? 20 0 20 40 60 80 100 20 80 p d p c 100 120 60 40 0 ambient temperature : ta ( c) power dissipation / collector power dissipation : p d / p c (mw) fig.1 power dissipation / collector power dissipation vs. ambient temperature forward current : i f (ma) forward voltage : v f (v) 0 10 20 30 40 50 0.4 0 0.8 1.2 2.0 1.6 fig.2 forward current vs. forward voltage 75 c 50 c 25 c 0 c ? 25 c collector current : i c (ma) forward current : i f (ma) fig.3 collector current vs. forward current 0 1020304050 0 0.4 0.8 1.2 1.6 2.0 v ce =5v fig.4 dark current vs. ambient temperature ambient temperature : ta ( c) dark current : i ceo (na) 0 25 50 75 100 ? 25 0.1 1 10 100 1000 v ce = 10v v ce = 20v v ce = 30v relative collector output : i c (%) ambient temperature : ta ( c) ? 25 0 25 50 75 100 100 50 0 fig.5 relative output vs. ambient temperature relative collector output : i c (%) distance : d (mm) 0 1.0 2.0 4.0 3.0 100 50 0 d fig.6 relative output vs. distance
RPI-304 sensors 3/3 collector current : i c (ma) 0.1 1 10 100 1 10 100 1000 relative time : t r , t f ( s) v cc = 5v ta = 25 c fig.7 response time vs. collector current r l = 1k ? r l = 500 ? r l = 100 ? ? 20 0 20 40 60 80 100 10 50 40 30 20 0 ambient temperature : ta ( c) forward current : i f (ma) fig.8 forward current falloff collector current : i c (ma) collector-emitter voltage : v ce ( v) fig.9 output characteristics 0 1 2 3 4 5 2 04610 8 40ma 30ma 20ma 10ma i f =50ma t d : t r : t f : delay time rise time (time for output current to rise from 10% to 90% of peak current) fall time (time for output current to fall from 90% to 10% of peak current) fig.10 response time measurement circuit t d t r t f 10% 90% r l v cc input input output output
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