1 copyright ? 2010, everlight americas inc . all ri ghts reserved. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com technical data sheet infrared midled led EAIST3122A0 features ? low forward voltage. ? view angle 30 (typ.) ? pb free ? the product itself will remain within rohs compliant version ? compatibl e with infrared and vapor phase reflow solder process ? taping as top view. description ? EAIST3122A0 is an infrared emitting diode with miniature midled package . the device is spectrally matched with silicon photodiode and phototrans istor. applications ? infrared applied system device selection guide device no. chip material lens color EAIST3122A0 gaalas water clear
datasheet EAIST3122A0 2 copyright ? 2010, everlight americas inc . all ri ghts reserved. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com package dimensions notes: 1.all dimensions are in millimeters 2.tolerances unless dimensions 0.1mm absolute maximum ratings (ta=25 parameter symbol rating unit continuous forward current i f 65 ma peak forward current *1 i fp 200 m a reverse voltag e v r 5 v operating temperature t opr - 40 ~ + 85 stg - 40 ~ + 100 sol 260 d 1 00 mw notes: * 1 : i fp conditions -- pulse width Q 5 00 s and duty Q 5 %. *2: soldering time Q 5 seconds.
datasheet EAIST3122A0 3 copyright ? 2010, everlight americas inc . all ri ghts reserved. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com electro - optical characteristics (ta=25 ) rank condition i f = 7 0ma unit mw/sr bin number c d min 40 63 max 80 125 parameter symbol min. typ. max. unit condition radiant intensity i e 40 -- 125 mw /sr i f = 7 0 ma ,tp=20ms peak wavelength f = 10 0ma spectral bandwidth ? f = 10 0ma forward voltage v f -- 1.40 1.70 v i f =20ma -- 1. 55 1.90 i f = 7 0 ma,tp=20ms reverse current i r -- -- 10 r =5v view angle 2 1/2 -- 30 -- deg i f =20ma
datasheet EAIST3122A0 4 copyright ? 2010, everlight americas inc . all ri ghts reserved. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com typic al electrical/optical/characteristics curves forward current vs. ambient temperature spectral distribution forward current vs. forward voltage relative intensity vs. forward current 0 -25 0 40 20 60 100 80 20 40 60 100 80 120 140 0 10 1 10 10 2 3 10 4 2 1 3 4 5 6 7 8 0 i f -forward current (ma ) 10 10 0 10 1 10 2 3 10 4 ie-radiant intensity(mw/sr) 10 100 1000
datasheet EAIST3122A0 5 copyright ? 2010, everlight americas inc . all ri ghts reserved. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com relative radiant intensit y vs. angular displacement -20 0.6 0.9 0.7 0.8 1.0 0.2 0.4 0 0.2 0.4 0.6 50 70 80 60 40 30 -10 0 20 10
datasheet EAIST3122A0 6 copyright ? 2010, everlight americas inc . all ri ghts reserved. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com ? precautions for use 1. over - current - proof customer must apply resistors for protection , otherwise slight voltage shift will cause big current change ( burn out will happen ). 2. storage 2.1 do not open moisture proof bag before the products are ready to use. 2.2 before opening the package, the leds should be kept at 30 or l ess and 90%rh or less. 2. 3 the leds should be used within a year. 2. 4 after opening the package, the leds should be kept at 30 or less and 6 0%rh or less. 2.5 the leds should be used within 168 hours (7 days) after opening the package 2.6 if the moisture absorbent material (silica gel) has faded away or the leds have exceeded the storage time, baking treatment should be performed usi ng the following conditions. baking treatment : 60 5 for min. 24 hours. 3. soldering condition 3.1 pb - free solder temperature profile 3.2 reflow soldering should not be done more than two times. 3.3 when soldering, do not put stress on the l eds during heating. 3.4 after soldering, do not warp the circuit board.
datasheet EAIST3122A0 7 copyright ? 2010, everlight americas inc . all ri ghts reserved. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com 4. soldering iron each terminal is to go to the tip of soldering iron temperature less than 350 for 3 seconds within once in less than the soldering iron capacity 25w. leave two seconds and more intervals, and do soldering of each terminal. be careful because the damage of the product is often started at the time of the hand solder. 5. repairing repair should not be done after the leds have been soldered. when repairing is unav oidable, a double - head soldering iron should be used (as below figure). it should be confirmed beforehand whether the characteristics of the leds will or will not be damaged by repairing.
datasheet EAIST3122A0 8 copyright ? 2010, everlight americas inc . all ri ghts reserved. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com package dimensions note: th e tolerances unless mentioned is 0.1mm ,unit = mm 2. carrier tape dimensions: (q uantity : 2 0 00 pcs/ reel ) note: the tolerances unless mentioned is 0.1mm ,unit = mm 1 2 2 1 cathode anode 2 1
datasheet EAIST3122A0 9 copyright ? 2010, everlight americas inc . all ri ghts reserved. release date : may . 05 .201 4 . issue no: xxxxxxxxxx rev.0.1 www.everlightamericas.com packing procedure label form specification cpn: c ustomers production number p/n : production number qty: packing quantity cat: ranks hue: peak wavelength ref: reference lot no: lot number made in taiwan: production place notes 1. above specification may be changed without notice. everlight americas will reserve authority on material change for above specification. 2. when using this product, please observe the absolute maximum ratings and the instructions for using outlined in these specification sheets. everlight americas assumes no responsibility for any damage resulting from use of the product which does not comp ly with the absolute maximum ratings and the instructions included in these specification sheets. 3. these specification sheets include materials protected under copyright of everlight americas corpo ration. please dont reproduce or cause anyone to reproduce them without everlight americass consent. aluminum moistue-proof bag label desiccant label
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