isocom components ltd unit 25b, park view road west, park view industrial estate, brenda road hartlepool, cleveland, ts25 1yd tel: (01429) 863609 fax :(01429) 863581 isocom inc 720 e., park boulevard, suite 104, plano, tx 75074 usa tel: (972) 423-5521 fax: (972) 422-4549 24/9/97 db92184-aas/a2 1mm aperture opto-electronic single channel slotted interrupter switches with darlington sensors absolute maximum ratings (25c unless otherwise specified) storage temperature -40c to + 85c operating temperature -25c to + 85c lead soldering temperature (1/16 inch (1.6mm) from case for 10 secs) 260c input diode forward current 50ma reverse voltage 5v power dissipation 75mw output transistor collector-emitter voltage bv ceo 30v emitter-collector voltage bv eco 6v collector current i c 50ma power dissipation 75mw ists300 ISTS400 3.3 dia 2 plcs optical centre line 12.7 e 3.0 1 2 4 3 9.0 8.0 11.1 10.5 0.45 0.40 7.62 6.6 3.3 3.0 2.8 2.54 dimensions in mm 4 3 1 2 19.05 25.7 24.1 12.7 3.0 6.6 3.3 3.0 1 2 4 3 ists300 ISTS400 11.1 10.5 3.3 3.0 2.8 optical centre line 2.54 0.45 0.40 9.0 8.0 7.62 e description the ists300, ISTS400 opaque photointerrupters are single channel switches consisting of a gallium arsenide infrared emitting diode and a npn silicon photo darlington mounted in a polycarbonate housing. the package is designed to optimise the mechanical resolution, coupling efficiency, ambient light rejection, cost and reliability. operating on the principle that objects opaque to infrared will interrupt the transmission of light between an infrared emitting diode and a photo sensor switching the output from an "on" state to an "off" state. features l high gain l 3mm gap between led and detector l polycarbonate case protected against ambient light applications l copiers, printers, facsimilies, record players, casette decks, optoelectronic switches
db92184-aas/a2 parameter min typ max units test condition input forward voltage (v f ) 1.2 1.7 v i f = 50ma reverse voltage (v r )5vi r = 1 m a reverse current (i r ) 100 m av r = 6v output collector-emitter breakdown (bv ceo )30 v i c = 1ma ( note 1 ) emitter-collector breakdown (bv eco ) 6 v i e = 100 m a collector-emitter dark current (i ceo ) 100 na v ce = 25v coupled on-state collector current i c ( on ) 7.5 ma 10ma i f , 1.5v v ce ( note 1 ) collector-emitter saturation voltage v ce(sat) 1.0 v 10ma i f , 1.8ma i c turn-on time ton 45 m sv cc = 5v, i f = 10ma, turn-off time toff 250 m sr l = 750 w 24/9/97 electrical characteristics ( t a = 25c unless otherwise noted ) note 1 special selections are available on request. please consult the factory.
db92184-aas/a2 24/9/97 25 -25 0 25 50 75 100 125 ambient temperature t a ( c ) 75 0 100 ambient temperature t a ( c ) collector power dissipation p c (mw) 60 30 20 10 0 40 50 -25 0 25 50 75 100 125 collector power dissipation vs. ambient temperature forward current vs. ambient temperature 50 forward current i f (ma) 0 0.5 1.0 1.5 i f = 10ma v ce = 1.5v ambient temperature t a ( c ) -25 0 25 50 75 100 1 2 5 10 20 50 0 0.4 0.6 0.8 1.0 1.2 0.2 1.4 normalized output current normalized output current vs. forward current forward current i f (ma) normalized to i f = 10ma v ce = 1.5v t a = 25c pulsed pw = 100 m s prr = 100pps 1.6 1.8 2.0 normalized output current vs. ambient temperature normalized output current 2.2 2.4 2.6 0.1 1 10 100 1 10 normalized output current normalized output current vs. collector-emitter voltage collector-emitter voltage v ce ( v ) 0.1 0.01 normalized to : i f = 10ma v ce = 1.5v t a = 25c pulsed pw = 100 m s prr = 100pps 0.02 0.04 0.2 0.4 2 4 i f = 10ma 5ma 1ma 2ma -25 0 25 50 75 100 ambient temperature t a ( c ) collector-emitter saturation voltage v ce(sat) (v) collector-emitter saturation voltage vs. ambient temperature 0.60 0.65 0.70 0.75 0.80 0.85 0.90 0.95 i f = 10ma i c = 1.8ma
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