lightkey spec no: ds10121835 rev : a.4 checke d: emil y zh ou appr oved: m.h. lin p a ge: 1/3 http://www .displa y -leds.com tel: 0086- 574 - 8632 228 2 da te: jul/20/201 1 dat a shee t of 2.30 inch 8x8 dot matri x led displa y lm23088 a/b series ? 2.00 inch 8x8 dot matrix led displa y at t e n t i o n ob ser ve pr ec a u t i o n s fo r h a ndl i n g e l e c tro s t a ti c di s c h a rg e sen s i t i v e d evi c e s f e a t u r e s ? 60.20 mm (2. 30 inch) matri x height ? d o t s i z e : d i a m e t e r 5 . 0 0 m m ? pitch: 7.62 mm ? w i d e v i e w i n g a n g l e ? r a n g e o f e m i t t e d c o l o r s ? i . c . c o m p a t i b l e ? l o w p o w e r c o n s u m p t i o n ? w h i t e d o t , g r e y o r b l a c k f a c e available options ? alternativ e emi tting lumi nosit y: standar d or hi gh bri ghtn e ss versio n ? alternativ e emi tted color ? alternativ e dot color ? alternativ e face color ? both ca or cc versions ar e a v aila bl e ? crop ped termi nal p i ns ? rohs com p li a n t package di mensions 2 . 54* 7= 17 .78 7. 62* 7= 53.3 4 60 . 2 0 pin 1 9 . 2 0 7 . 6 2 * 7 = 5 3 . 3 4 6 0 . 2 0 col . 1 ro w 8 6 7 4 5 2 3 1 3 24 5 6 8 7 5 . 0 0 0. 6 0 5 . 1 0 0 . 5 0 46.4 notes: 1. all dim ens ion s are in millimet ers (inches), t o lerance is + 0.25mm (0.01inch) u n less other w i se noted. 2. specific ation s are subj ect to change w i thout notice. 3. t he ga p between the reflector and pcb s hall not ex ceed 0.2 5 mm.
lightkey spec no: ds10121835 rev : a.4 checke d: emil y zh ou appr oved: m.h. lin p a ge: 2/3 http://www .displa y -leds.com tel: 0086- 574 - 8632 228 2 da te: jul/20/201 1 dat a shee t of 2.30 inch 8x8 dot matri x led displa y internal circuit diagram lm230 88 a (common ca thode ro w ) lm230 88 b (common an ode ro w ) 8 5 7 6 2 7 4 5 3 12 1 8 5 8 3 5 4 6 7 2 7 12 1 8 col. pin no. ro w 2 1 14 no. pi n 9 1 13 2 3 3 4 4 10 5 6 6 11 7 15 8 16 2 row 1 14 no . no . pin 9 col . no. pi n 13 1 3 2 4 3 10 4 6 5 11 6 15 7 16 8 selection guide part no. chip i v @if= 20ma one do t common cathode ro w common anod e ro w m a t e r i a l c o l o r wl d m i n . t y p. lm2308 8ar lm2308 8br gaalas super red 640 8 10 lm2308 8ad lm2308 8bd gaalas h i - r e d 6 4 0 1 8 2 5 lm2308 8ao lm2308 8bo gaasp oran ge 625 7 9 lm2308 8ay lm2308 8by gaasp yellow 588 8 10 lm2308 8ag lm2308 8bg g a p gree n 568 7 9 lm2308 8aur lm2308 8bur algainp ultra red 640 30 45 lm2308 8auo lm2308 8buo algainp ultra o r an ge 625 45 60 lm2308 8aua lm2308 8bua algainp ultra ambe r 605 30 45 lm2308 8auy lm2308 8buy algainp ultra yello w 595 30 45 lm2308 8aug lm2308 8bug algainp ultra g r ee n 573 30 45 lm2308 8apg lm2308 8bpg ingan pure g r een 525 120 300 lm2308 8aub lm2308 8bub ingan ultra blue 470 30 45 lm2308 8auw lm2308 8buw s m d ultra white \ 100 120 u n i t : \ \ \ n m mc d mc d
lightkey spec no: ds10121835 rev: a.4 checked: emil y zhou approved: m.h. lin page: 3/3 http://www.display-leds.com tel: 0086-574-86322282 date: jul/20/2011 datasheet of 2.30 inch 8x8 dot matrix led display electrical characteristics & absolute maximum ratings electrical characteristics [1] absolute maximum ratings [1] v f @ i f =20ma [2] color typ. max. reverse current vr=5v power dissipation dc forward current peak forward current [3] super red per dot 1.8 2.2 30 60 25 100 hi-red per dot 1.8 2.2 30 60 25 100 orange per dot 2.1 2.5 30 80 30 100 yellow per dot 2.1 2.5 30 80 30 100 green per dot 2.2 2.5 30 80 30 100 ultra red per dot 1.9 2.6 30 60 30 100 ultra orange per dot 2.0 2.6 30 65 30 100 ultra amber per dot 2.0 2.6 30 65 30 100 ultra yellow per dot 2.0 2.6 30 65 30 100 ultra green per dot 2.1 2.6 30 75 30 100 pure green per dot 3.5 4.0 30 110 30 100 ultra blue per dot 3.5 4.0 30 120 30 100 ultra white per dot 3.5 4.0 30 120 30 100 unit: \ v v ua mw ma ma notes: 1. at ta = 25 c. 2. forward voltage at forward current = 20ma. 3. peak forward current at 1/10 duty cycle, 0.1ms pulse.
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