fea tures component pre-mounted and ready to use pre-tested with fiber to assure performance popular sma style receptacle high speed electrically isolated from case de scrip tion the opf346 series led consists of a hermetic led, pre-mounted and aligned in an sma receptacle. this configuration is designed for pc board or panel mounting. includes lock washer and jam nut, two 2-56 screws, and a dust cap. the led?s are designed to interface with multimode optical fibers from 50/125 to 200/300 microns. ab so lute maxi mum rat ings (t a = 25 o c un less oth er wise noted) re verse volt age . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0 v con tinu ous for ward cur rent . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 ma (4) stor age tem pera ture range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 o c to +150 o c op er at ing tem pera ture range . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40 o c to +125 o c lead sol der ing tem pera ture [1/16 inch (1.6 mm) from case for 5 sec. with sol der ing iron] . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240 o c (1) notes: (1) rma flux is recommended. duration can be extended to 10 sec. max when flow soldering. (2) graded index fiber, 50 m m core, n.a. = 0.20. (3) to convert radiant power output to dbm, use the following expression dbm = 10 log ( m w/1000). (4) derate linearly @ 1.0 ma/ o c above 25 o c. (5) prebias @ 5 ma current. led burn-in all led's are subject to 100% burn-in testing. test conditions are 96 hours at 100 ma continuous current in 25 o c ambient. prod uct bul le tin opf346 august 1996 fi ber op tic gaa las high speed led in sma re cep ta cle types opf346a, opf346b, opf346c, OPF346D typi cal cou pled power into op ti cal fi ber typi cal cou pled power i f = 100 ma @ 25 o c fi ber re frac tive in dex n.a. OPF346D opf346c opf346b opf346a 50/125 m m graded 0.20 7.5 m w 12.5 m w 18 m w 25 m w 62.5/125 m m graded 0.28 14 m w 22 m w 34 m w 45 m w 100/140 m m graded 0.29 38 m w 62 m w 95 m w 125 m w 200/300 m m* step 0.41 140 m w 235 m w 340 m w 475 m w *pcs - plas tic clad sil ica op tek tech nol ogy, inc. 1215 w. crosby road car roll ton, texas 75006 (97 2) 323- 2200 fax (972) 323- 2396 8-46
types opf346a, opf346b, opf346c, OPF346D optek reserves the right to make changes at any time in order to improve design and to supply the b est product possible. op tek tech nol ogy, inc. 1215 w. crosby road car roll ton, texas 75006 (214)3 23- 2200 fax (214)323- 2396 elec tri cal char ac ter is tics (t a = 25 o c un less oth er wise noted) sym bol pa rame ter min typ max units test con di tions p o radiant power output OPF346D opf346c opf346b opf346a 5.0 10.0 15.0 20.0 7.5 12.5 18.0 25.0 m w i f = 100 ma (2) v f forward voltage 1.8 2.0 v i f = 100 ma l p peak output wavelength 830 850 870 nm i f = 50 ma b spectral bandwidth between half power points 35 nm i f = 50 ma t r output rise time 3.5 4.5 ns i f = 100 ma, 10%-90% (5) t f output fall time 3.5 4.5 ns i f = 100 ma, 90%-10% (5) typi cal per form ance curves temperatures are stepped in 25 o c increments. -50 o c 100 o c relative coupled power vs. forward current forward current - ma -50 o c 100 o c temperatures are stepped in 25 o c increments. 8-47 forward voltage vs. forward current forward current - ma
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