RPI-1391 sensors photointerrupter, encased type RPI-1391 the RPI-1391 is a transmissive-type photointerrupter that uses a photo ic. a positioning pin is provided on the external case to allow precise snap-in mounting on the pc board. z applications optical control equipment z features 1) small slit width (0.5mm) for high precision. 2) fast response. z external dimensions (units : mm) 13.6 0.05 14.6 3.0 0.5 6.0 5.3 4.0 (1.5) (2) (2.1) (10.4) 0.4 3.5 0.5 (2) 3.0 0.8 c-0.7 10 3 4 5 1 2 2 ? 0.8 +0 ? 0.1 7.0 + 0.2 ? 0 1.7 + 0.1 ? 0 c ? 0.1 1 0.45 (2.54) (1.27) anode cathode gnd vo vcc 7.0 notes: 1. unspecified tolerance shall be 0.2 . 2. dimension in parenthesis are show for reference. z z z z absolute maximum ratings (ta=25 c) parameter symbol p d v cc p d v r i f i o topr tstg limits ? 20 + 85 ? 40 + 100 50 5 80 17 20 80 unit ma v mw v ma mw c c operating temperature storage temperature forward current reverse voltage power dissipation power supply voltage output voltage power dissipation input ( led ) output photo- transistor ( )
RPI-1391 sensors z z z z electrical and optical characteristics (ta=25 c) parameter symbol v f i r v cc v ol i flh i fhl / i flh min. ? ? 4.5 ? ? ? typ. 1.3 ? 5 0.14 1.3 0.7 max. 1.6 10 17 0.4 5.0 ? unit vi f = 50ma v r = 5v v cc = 5v, i ol = 16ma v cc = 5v, r l = 1k ? v cc = 5v v cc = 5v ? v cc = 5v v cc = 5v a v v v oh 3.5 ?? v i ccl ? 1.8 5.0 ma i cch ? 1.7 3.0 ma ma ? t plh ? 1.6 ? v cc = 5v, i f = 10ma, r l = 680 ? s t phl ? 2.2 ? t r ? 0.28 ? t f ? 0.12 ? conditions forward voltage reverse current power supply voltage output low level voltage output high level voltage low level power supply current high level power supply current low high threshold input current hysteresis input charac- teristics output characteristics transfer characteristics response time low high propagation delay time high low propagation delay time rise time fall time z z z z electrical and optical characteristic curves forward current : i f (ma) ambient temperature : ta ( c) ? 20 0 40 60 80 20 100 0 20 10 30 40 50 fig.1 forward current falloff forward voltage : v f (v) forward current : i f (ma) 0 2 1 0 10 20 30 40 50 fig.2 forward current vs. forward voltage 75 c 50 c 25 c 0 c ? 25 c power dissipation : p d (mw) ambient temperature : ta ( c) 0 20 40 60 80 100 120 100 80 60 40 20 0 ? 20 fig.3 power dissipation vs. ambient temperature low level output voltage : v ol (v) low level output current : i ol (ma) 50 20 10 5 2 1 0.2 0.5 1 0.02 0.05 0.1 fig.4 low level output voltage vs. low level output current low level output voltage : v ol (v) ambient temperature : ta ( c) 100 75 50 25 0 ? 25 0.1 0.2 0.3 0.4 0.8 0.5 0.6 0.7 0 i ol = 30ma 16ma 5ma fig.5 low level output voltage vs. ambient temperature supply current : i cc (ma) supply voltage : v cc (v) 4 6 8 10 12 14 16 18 0 1 2 3 4 5 6 7 fig.6 supply current vs. supply voltage 85 c ta =? 25 c 25 c i ccl 85 c ta =? 25 c 25 c i cch
RPI-1391 sensors rise, fall time t r , t f ( s) load resistance : r l (k ? ) 10 5 2 1 0.5 0.2 0 0.1 0.2 0.3 0.4 0.5 0.6 ta=25 c v cc =5v e e =50 w/c m 2 t r t f fig.7 rise and fall time fig.7 vs. load resistance relative output voltage : v o (%) distance : d (mm) 0 0 50 100 1.0 2.0 3.0 4.0 5.0 fig.8 relative output voltage vs. distance typ.0.08 v cc = 5v i f = 20ma d fig.9 response time measurement circuit v cc input output voltage regulater t d r l t r t f 10 % 90 % 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) input output
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