lightkey spec no: ds10121576 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 0.30 inch single digit 7 segment led displa y ld301 4a/b series - 0.30 inch si ngle digit 7 seg m ent led display 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 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 seg m ent color ? alternativ e font ? common c a th ode is av ail a b l e ? crop ped termi nal p i ns f e a t u r e s ? 7.62 mm (0.30i nch) di git hig h ? e x c e l l e n t d i g i t a p p e a r a n c e ? 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 s e g m e n t ? rohs com p li a n t package di mensions 7. 60 pi n 1 0. 76 1 2 . 7 0 4. 10 7 . 6 2 ( . 3 0 " ) 10 a f e dp d b g c 2. 54*4 = 1 0 .16 0. 45 7 . 3 0 . 5 7 . 0 0 5. 08 notes: 1. all dim ens ion s are in mil limet ers(inche s ), t o lerance is + 0.25mm(0.01i nch)unl e ss 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. http://
lightkey spec no: ds10121576 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 0.30 inch single digit 7 segment led displa y internal circuit diagram ld30 14 a (common cath ode) ld3014 b (common ano d e)
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% 1 selection guide single digit 7 segment l e d disp la y , digit heigh t : 7.8mm(0.30inch), extern al dimensio ns: 7.60x1 2.70x 7 . 00mm (l x w x h) part no. chip iv @if=20ma iv @if=20ma one seg one dp common cathode common anod e material c o l o r w l d m i n . ty p. m i n . ty p. ld30 14ar ld30 14br gaalas super red 6 4 0 8 10 8 10 ld30 14ad ld30 14bd gaalas hi-red 6 4 0 18 25 18 25 ld30 14ao ld30 14bo g a a s p oran ge 6 2 5 7 9 7 9 ld30 14ay ld30 14by g a a s p yellow 5 8 8 8 10 8 10 ld30 14ag ld30 14bg gap gree n 5 6 8 7 9 7 9 ld30 14aur ld30 14bur algainp u ltra red 6 4 0 30 45 30 45 ld30 14auo ld30 14buo algainp u ltra o r an ge 6 2 5 45 60 45 60 ld30 14aua ld30 14bua algainp u ltra ambe r 6 0 5 30 45 30 45 ld30 14auy ld30 14buy algainp u ltra yello w 5 9 5 30 45 30 45 ld30 14aug ld30 14bug algainp u ltra g r ee n 5 7 3 30 45 30 45 ld30 14apg ld30 14bpg ingan pure g r een 5 2 5 1 2 0 300 120 300 ld30 14aub ld30 14bub ingan ultra blue 4 7 0 30 45 30 4 5 ld30 14auw ld30 14buw ingan ultra white \ 1 0 0 120 100 120 u n i t : \ \ \ n m m c d m c d m c d m c d http://
lightkey spec no: ds10121576 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 0.30 inch single digit 7 segment led display electrical characteristics & absolute maximum ratings electrical characteristics [1] absolute maximum ratings [1] forward voltage@ if=20ma color typ. max. reverse current vr=5v power dissipation dc forward current peak forward current [2] per seg. 1.8 2.2 30 60 25 100 super red per dp 1.8 2.2 30 60 25 100 per seg. 1.8 2.2 30 60 25 100 hi-red per dp 1.8 2.2 30 60 25 100 per seg. 2.1 2.5 30 80 30 100 orange per dp 2.1 2.5 30 80 30 100 per seg. 2.1 2.5 30 80 30 100 yellow per dp 2.1 2.5 30 80 30 100 per seg. 2.2 2.5 30 80 30 100 green per dp 2.2 2.5 30 80 30 100 per seg. 1.9 2.6 30 60 30 100 ultra red per dp 1.9 2.6 30 60 30 100 per seg. 2 2.6 30 65 30 100 ultra orange per dp 2 2.6 30 65 30 100 per seg. 2 2.6 30 65 30 100 ultra amber per dp 2 2.6 30 65 30 100 per seg. 2 2.6 30 65 30 100 ultra yellow per dp 2 2.6 30 65 30 100 per seg. 2.1 2.6 30 75 30 100 ultra green per dp 2.1 2.6 30 75 30 100 per seg. 3.5 4 30 110 30 100 pure green per dp 3.5 4 30 110 30 100 per seg. 3.5 4 30 120 30 100 ultra blue per dp 3.5 4 30 120 30 100 per seg. 3.5 4 30 120 30 100 ultra white per dp 3.5 4 30 120 30 100 unit: \ v v ua mw ma ma notes: 1. at ta = 25 c. 2. peak forward current at 1/10 duty cycle, 0.1ms pulse. http://
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