5200 st. patrick st., montreal the old railway, princes street que., h4e 4n9, canada ulverston, cumbria, la12 7nq, uk tel: 514 - 768 - 8000 tel: 01 229 581 551 fax: 514 - 768 - 8889 fax: 01 229 581 554 qf - 84 nsl - 32sr3 optocoupler features compact, moisture resistant package low ?on? resistance low led current fast rise and decay time passive resistance output best distortion characteristics description this opto coupler consists of an led input optically coupled to a photocell. the photocell resistance is high when the led current is ?off? and low resistance when the led current is ?on?. absolute maximum ratings storage temperature - 40 to +75 c operating temp erature - 40 to +75 c soldering temperature (1) 260 c isolation voltage (peak) 2000v + - led photocell circuit schematic photocell led color dot 0.45-0.56 cell leads dimensions in mm. lead spacing tolerance: +/-0.13 ? anode lead 0.25 x 0.51 cathode lead 0.25 x 0.64 ? 6.0 - 6.5 + - 25.4 min. 5.7 min. 2.54 5.72 - 6.22 3.30 photocell resistance vs. led current 10 100 1000 10000 0.1 1 10 100 current (ma) resistance ( w w ) electrical characteristics (t a =25 c) symbol parameter min. typ. max. units test conditions led i f forward current 25 ma v f forward voltage 2.5 v i f = 20 ma i r reverse current 10 m a v r = 4v cell v c maximum cell voltage 60 v (peak ac or dc) p d power dissipation 50 mw (2) coupled r on on resistance 60 w i f = 2 0 ma 150 w i f = 5 ma r off off resistance 25 m w 10 sec after i f = 0, 5vdc on cell. t r rise time 5 msec time to 63% of final conductance @ i f = 5ma t f decay time 10 msec time to 100k w after removal of i f = 5ma cell temp coefficient 0.7 %/ c i f > 5 ma specifications subject to change without notice 104058 rev 3 note: (1) >2 mm from case for <5 sec. (2) derate linearly to 0 at 75 c
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