lightkey spec no: ds10121814 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 1.20 inch 5x7 dot matri x led displa y lm12357 a/b series ? 1.20 inch 5x7 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 ? 27.94mm (0.70in c h) m a tri x height ? d o t s i z e : d i a m e t e r 3 . 0 0 m m ? pitch: 4.00m m ? 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 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: ds10121814 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 1.20 inch 5x7 dot matri x led displa y internal circuit diagram common ca thode ro w common an ode ro w 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. lm1235 7ar lm1235 7br g a a l a s super r e d 627 8 10 lm1235 7ad lm1235 7bd gaalas h i - r e d 6 2 7 1 8 2 5 lm1235 7ao lm1235 7bo g a a s p oran g e 610 7 9 lm1235 7ay lm1235 7by g a a s p y e l l o w 588 8 10 lm1235 7ag lm1235 7bg g a p gree n 568 7 9 lm1235 7aur lm1235 7bur algainp ultra red 627 3 0 45 lm1235 7auo lm1235 7buo algainp ultra o r an ge 610 4 5 60 lm1235 7aua lm1235 7bua algainp ultra ambe r 605 3 0 45 lm1235 7auy lm1235 7buy algainp ultra yello w 595 3 0 45 lm1235 7aug lm1235 7bug algainp ultra g r ee n 573 3 0 45 lm1235 7apg lm1235 7bpg ingan pure g r e e n 525 120 300 lm1235 7aub lm1235 7bub ingan ultra blue 470 3 0 45 lm1235 7auw lm1235 7buw ingan ultra w h i t e \ 100 120 u n i t : \ \ \ n m mc d mc d
lightkey spec no: ds10121814 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 1.20 inch 5x7 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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