lightkey spec no: ds10121853 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 lamp dot matrix led displ a y lml23088a/ b series ? 2.30 inch 8x8 lamp 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 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: ds10121853 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 lamp dot matrix led displ a 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
ta = 25 c for w a r d voltage v f /dot luminous intensity i v / d ot vie w i ng angle part number em itted color len color wl d ty p m a x m i n ty p. 2 , 1/2 lml23 088b u r o r a n ge -re d wate r clea r 6 2 5 2 2 . 5 9 0 0 . 0 0 1300. 0 0 1 0 0 lml23 088b u y y e l l o w yellow diffuse d 5 9 0 2 2 . 5 1000.0 0 1500. 0 0 1 2 0 u n i t s n m v m c d c
lightkey spec no: ds10121853 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 lamp dot matrix led display electrical characteristics & absolu te maximum ratings (ta = 25 c) characteristics test condition symbol ue uy units pulse forward current 1/10 duty cycle 0.1ms pulse width i fp 100 100 ma dc forward current i f 30 30 ma reverse current vr=5v i r 10 10 a power dissipation p d 65*6 4 65*64 mw operating temperature t opr -40to+80 storage temperature t tsg -40to+85 lead soldering temp 260
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