2.0 inch ( 50.80mm ) 4x4 dot matrix led display uvp-2x44 series description the uvp-2x44 is 2.0 inch (50.80mm) height 4x4 dot matrix display. single color display have the choices of three bright colors-algaas red/green/yellow. multicolor display are applicable to two colors -green/red/orange. all device have black face and white dot. the algaas red led chip are made from algaas on a non-transparent gaas substrate. the green led chip are made from gap on a transparent gap substrate. the yellow and red orange led chip are made from gaasp on a transparent gap substrate. features l industuy standard size l wide viewing angle l continuous uniform dot matrix. l excellent characters appearance l low power requirement devices absolute maximum ratings @ t a =25 o c green yellow red orange unit 96 96 96 mw 90 80 80 ma 11 8 8 ma 0.15 0.08 0.08 ma/ o c 15 15 15 v 11/14/2000 storage temperature range solder temperature 1/16 inch below seating plane for 3 seconds at 260 o c -35 o c to+85 o c 110 peak forward current per dot continuous forward current per dot derating linear from 25 o c per dot reverse voltage per dot operating temperature range 14 0.19 description parameter uvp-2344 algaas red 15 -35 o c to+85 o c internal circuit diagram fig. 1 fig. 2 96 column cathode power dissipation per dot package dimension part no. unity opto technology co., ltd.
2.0 inch ( 50.80mm ) 4x4 dot matrix led display uvp-2x44 series package dimensions fig. 1 internal circuit diagram a. uvp-2344xx b. UVP-2844A3 3 chips in series fig. 2 11/14/2000 unity opto technology co., ltd.
2.0 inch ( 50.80mm ) 4x4 dot matrix led display uvp-2x44 series pin connection pin no. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 11/14/2000 anode row 4 cathode column 4 green anode row 2 cathode column 3 green anode row 3 cathode column 4 orange connection uvp-2344xx uvp-2844a 3 cathode column 1 cathode column 1 red orange cathode column 2 cathode column 1 green cathode column 3 cathode column 2 red orange cathode column 4 cathode column 2 green anode row 1 csthode column 3 red orange anode row 1 red orange anode row 1 green anode row 2 red orange anode row 2 green anode row 3 red orange anode row 3 green anode row 4 red orange anode row 4 green unity opto technology co., ltd.
2.0 inch ( 50.80mm ) 4x4 dot matrix led display uvp-2x44 series electrical/optical characteristics algaas red (uvp-2344c) @ t a =25 o c symbol min. typ. max. unit i v 15100 28000 m cd l p/hue 660/638 nm dl 35 nm v f 5.4 7.2 v i r 100 m a i v -m 2:1 green (uvp-2344g) & ( uvp-2844a 3 green) @ t a =25 o c symbol min. typ. max. unit i v 5000 11000 m cd l p/hue 565/569 nm dl 30 nm v f 6.3 7.8 v i r 100 m a i v -m 2:1 yellow (uvp-2344y) @ t a =25 o c symbol min. typ. max. unit i v 5000 11000 m cd l p/hue 585/588 nm dl 35 nm v f 6.0 7.8 v i r 100 m a i v -m 2:1 red orange (uvp-2844a 3 red orange) @ t a =25 o c symbol min. typ. max. unit i v 5000 11000 m cd l p/hue 630/621 nm dl 40 nm v f 6.0 7.8 v i r 100 m a i v -m 2:1 11/14/2000 luminous intensity matching ratio i f = 10 ma average luminous intensity i p = 80 ma 1/16 duty i f = 20 ma reverse current, any dot v r = 15 v peak emission wavelength i f = 20 ma spectral line half-width i f = 20 ma forward voltage, any dot average luminous intensity peak emission wavelength parameter parameter test condition i p = 80 ma 1/16 duty i f = 20 ma i f = 20 ma parameter test condition spectral line half-width reverse current, any dot luminous intensity matching ratio i f = 20 ma v r = 15 v i f = 10 ma forward voltage, any dot test condition average luminous intensity i p = 80 ma 1/16 duty peak emission wavelength i f = 20 ma spectral line half-width i f = 20 ma forward voltage, any dot i f = 20 ma reverse current, any dot v r = 15 v luminous intensity matching ratio i f = 10 ma luminous intensity matching ratio i f = 10 ma forward voltage, any dot i f = 20 ma peak emission wavelength i f = 20 ma reverse current, any dot v r = 5 v spectral line half-width i f = 20 ma parameter test condition average luminous intensity i p = 80 ma 1/16 duty unity opto technology co., ltd.
2.0 inch ( 50.80mm ) 4x4 dot matrix led display uvp-2x44 series typical electrical/optical characteristic curves ( ambient temperature =25 o c unless otherwise noted ) 11/14/2000 0 20 40 60 80 100 120 140 160 0.0 1.0 2.0 3.0 4.0 5.0 relative luminous intensity fig.1 relative luminous intensity vs. wavelength 0 0.5 1 500 525 550 575 600 625 650 675 700 725 750 g y e c 0.0 1.0 2.0 3.0 4.0 0 5 10 15 20 25 30 relative luminous intensity forward current i f (ma) fig.2 relative luminous intensit vs. forward current g 0 5 10 15 20 0 10 20 30 40 50 60 70 80 90 ambient temperature ( o c ) fig.3 forward current derating curve forward current i f (ma) e c y forward current i f (ma) e g forward current i f (ma) forward voltage (v) fig.4 forward current vs. forward voltage 0 20 40 60 80 100 120 140 160 0.0 1.0 2.0 3.0 4.0 5.0 c y 0.0 1.0 2.0 3.0 4.0 0 5 10 15 20 25 30 relative luminous intensity forward current i f (ma) fig.2 relative luminous intensity vs. forward current c y unity opto technology co., ltd. ambient temperature ( o c ) fig.3 allowable dc current vs. ambient temperature
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