lightkey spec no: ds10121824 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: 0 086- 574- 863 2228 2 d a te: jul/20/201 1 dat a shee t of 1.90 inch 8x8 dual color dot matrix led displa y lm19088e/f rg series ? 1.90 inch 8 x8 dot matri x 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 ? 47.80mm (1.90in c h) di git high ? d o t s i z e : d i a m e t e r 4 . 8 0 m m ? pitch: 6.00 mm ? w i d e v i e w i n g a n g l e ? emitted colors: red and gr ee n ? 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 ? both cc an d c a versions ar e avail a b l 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: ds10121824 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: 0 086- 574- 863 2228 2 d a te: jul/20/201 1 dat a shee t of 1.90 inch 8x8 dual color dot matrix led displa y internal circuit diagram common ca thode ro w ) common anod e ro w selection guide 1.90 inch 8x8 red-green led dot matrix module, matrix height: 37.90mm( 1.90 inch), external dimensions: 47.80 x4 7.80 x9 .00 mm (l x w x h) part no. chip i v (mcd)@20ma one dot des c ription catho de r o w anod e ro w material color w ld (nm) min. ty p. gaalas super r e d 640 8 10 standard brightn e ss lm19 088 e r g l m 1 9 088f rg g a p g r e e n 5 6 8 7 9 a l g a i n p u l t r a re d 6 4 0 3 0 4 5 ultra-hig h brightn e ss lm19 088 eur u g l m 1 9 088f u r u g a l g a i n p u l t r a green 5 7 3 3 0 4 5
lightkey spec no: ds10121824 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 1.90 inch 8x8 dual color dot matrix led display electrical characteristics & absolute maximum ratings lm19088e/frg electrical optical characteristics [1] absolute maximum ratings [1] v f (v) @ if=20ma [2] color typ. max. reverse current vr=5v (ua) power dissipation (mw) dc forward current (ma) peak forward current [3] (ma) reverse voltage (v) super red 1.8 2.2 30 60 25 100 5 green 2.2 2.5 30 80 30 100 5 ultra red 1.9 2.6 30 60 30 100 5 ultra green 2.1 2.6 300 75 30 100 5 operating/ storage temp.: -40 to +80 deg.; lead solder temp.: 260 deg. for 3-5 sec. 2mm below package base 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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