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lts-3400l series features 0.8 inch (20.32mm) digit height. continuous uniform segments. choices of five bright colors-algaas red/bright red/green/yellow/red orange. low power requirement. excellent characters appearance. high contrast. hight brightness. wide viewing angle. solid state reliability. categorized for luminous intensity. i.c. compatiable. easy mounting on p.c. board or socket. description the lts-3400l series are 0.8 inch (20.32mm) height 7-single digit displays. all devices displays have gray face and white segments . the algaas red 7-segment displays are designed for applications requiring low power consumption. they are tested and selected for their excellent low current characteristics to ensure that the segments are matched at low current. driver current as low as 1ma per segment is available. the algaas red series devices utilize led chips which are made from algaas on a non-transparent gaas substrate. the bright red and green series devices utilize led chips which are made from gap on a transparent gap substrate. the yellow and red orange series devices utilize led chips which are made from gaasp on a transparent gap substrate. package dimensions a.lts-3401l/3403l b.lts-3406l notes:all dimensions are in millimeters (inches). tolerance: 0.25mm (0.01") unless otherwise noted. devices part no. lts- description package dimension internal circuit diagram algaas red bright red green yellow red orange 3401lwc 3403lwc 3406lwc 3401lp 3403lp 3406lp 3401lg 3403lg 3406lg 3401ly 3403ly 3406ly 3401le 3403le 3406le common anode, rt. & lt. hand decimal common cathode, rt. & lt. hand decimal universal, 1overflow rt. & lt. hand decimal a a b a b c 14-3400l.p65 2000/7/11, uJ 06:59 page 164 adobe pagemaker 6.5c/win
9-165 pin connection pin no. connection a.lts-3401l b.lts-3403l 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. c.lts-3406l no pin cathode a cathode f common anode *1 cathode e common anode *1 cathode l.d.p. no pin no pin cathode r.d.p. cathode d common anode *1 cathode c cathode g cathode b no pin common anode *1 no pin no pin anode a anode f common cathode *1 anode e common cathode *1 anode l.d.p. no pin no pin anode r.d.p. anode d common cathode *1 anode c anode g anode b no pin common cathode *1 no pin no pin cathode b *2 anode h cathode h cathode g cathode j anode j cathode d.p. *3 no pin anode d.p. cathode d.p.*3 cathode c anode c anode g anode b no pin cathode b *2 no pin notes:1.pin 4 & 6 12 & 17 are internally connect. 2.pin 2 & 17 are internally connected. 3.pin 8 & 11 are internally connected. internal circuit diagrams a.lts-3401l b.lts-3403l c.lts-3406l absolute maximum rating at ta=25 unit power dissipation per segment peak forward current per segment (1/10 duty cycle, 0.1ms pulse width) continuous forward current per segment derating linear from 25 per segment reverse voltage per segment operating temperature range stroage temperature range solder temperature 1/16 inch below seating plane for 3 seconds at 260 mw ma ma ma/ v -35 to +85 -35 to +85 parameter algaas red bright red green yellow red orange 75 125 30 0.4 5 40 60 15 0.2 5 75 100 25 0.33 5 60 80 20 0.27 5 75 100 25 0.33 5 electrical/optical characteristics at ta=25 lts-3401lwc/3403lwc/3406lwc parameter symbol min. typ. max. unit tset condition average luminous intensity peak emission wavelength spectral line half-width dominant wavelength forward voltage, per segment reverse current, per segment luminous intensity matching ratio i v p d v f i r i v -m 320 700 3750 660 35 638 1.6 1.7 1.8 2.4 100 2:1 cd nm nm nm v a i f =1ma i f =5ma i f =20ma i f =20ma i f =20ma i f =1ma i f =5ma i f =20ma v r =5v i f =1ma 14-3400l.p65 2000/7/11, uJ 06:59 page 165 adobe pagemaker 6.5c/win
9-166 lts-3401/3403/3406lp lts-3401/3403/3406lg parameter symbol min. typ. max. unit tset condition average luminous intensity peak emission wavelength spectral line half-width dominant wavelength forward voltage, per segment or d.p. reverse current, per segment or d.p. luminous intensity matching ratio i v p d v f i r i v -m 320 950 697 90 657 2.1 2.6 100 2:1 cd nm nm nm v a i f =10ma i f =20ma i f =20ma i f =20ma i f =20ma v r =5v i f =10ma parameter symbol min. typ. max. unit tset condition average luminous intensity peak emission wavelength spectral line half-width dominant wavelength forward voltage, per segment reverse current, per segment luminous intensity matching ratio i v p d v f i r i v -m 800 2400 565 30 569 2.1 2.6 100 2:1 cd nm nm nm v a i f =10ma i f =20ma i f =20ma i f =20ma i f =20ma v r =5v i f =10ma lts-3401/3403/3406ly parameter symbol min. typ. max. unit tset condition average luminous intensity peak emission wavelength spectral line half-width dominant wavelength forward voltage, per segment reverse current, per segment luminous intensity matching ratio i v p d v f i r i v -m 800 2400 585 35 588 2.1 2.6 100 2:1 cd nm nm nm v a i f =10ma i f =20ma i f =20ma i f =20ma i f =20ma v r =5v i f =10ma lts-3401/3403/3406le parameter symbol min. typ. max. unit tset condition average luminous intensity peak emission wavelength spectral line half-width dominant wavelength forward voltage, per segment reverse current, per segment luminous intensity matching ratio i v p d v f i r i v -m 800 2400 630 40 621 2.0 2.6 100 2:1 cd nm nm nm v a i f =10ma i f =20ma i f =20ma i f =20ma i f =20ma v r =5v i f =10ma note: luminous intensity is measured with a light sensor and filter combination that appoximates the cie (commision internationale de l'eclairage)eye-response curve. 14-3400l.p65 2000/7/11, uJ 06:59 page 166 adobe pagemaker 6.5c/win
9-167 typical electrical/optical characteristic curves (25 ambient temperature unless otherwise noted) 14-3400l.p65 2000/7/11, uJ 06:59 page 167 adobe pagemaker 6.5c/win
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