lightkey spec no: ds10121754 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 -57 4 -86 3222 82 d a te: jul/20/201 1 dat a shee t of 4.00 inch single digit 7 segment led displa y ld400 11a/b series ? 4.00 inch single digit 7 se gment 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 f e a t u r e s ? 101.6 0 mm (4.00 inc h ) dig i t hi gh ? 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 , 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 face and se gme n t color ? alternativ e font ? both ca an d c c versio ns are avail a b l e ? crop ped termi nal p i ns ? rohs com p li a n t package di mensions 60 . 0 0 e c 1 0 1 . 6 0 ( 4 . 0 " ) 1 2 2 . 0 0 10 7. 00 1 5 . 0 5 . 08 *4 = 2 0. 32 0.8 0 90 .0 0 pin 1 dp d 10 .0 0 g b f a 10 .0 7 . 3 0 0 . 5 0 notes: 1. all dim ens ion s are in millimet ers (inches), 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.
lightkey spec no: ds10121754 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 -57 4 -86 3222 82 d a te: jul/20/201 1 dat a shee t of 4.00 inch single digit 7 segment led displa y internal circuit diagram ld40 011 a (common ca thode ) l d 40 0 11b (comm on anod e) 1,8 d 4 6 7 c b a 5 10 9 2 3 dp g ef d c b a dp g ef 1, 8 6 7 9 2 3 4 5 1 0 selection guide single digit 7 segment l e d disp la y , digit heigh t : 101.60mm(4 . 00inch), external dimen s ions: 90.00x 122.0 0 x15.00mm (l x w x h ) part no. chip iv @if=20ma iv @if=20ma one seg one dp c c c a material c o l o r wl d m i n . t y p. m i n . ty p. ld40 011a r ld40 011b r gaalas super r e d 640 30 37.5 8 10 ld40 011a d ld40 011b d gaalas hi-red 640 6 7 . 5 9 3 . 7 5 18 25 ld40 011ao ld40 011bo g a a s p oran ge 625 26.25 3 3 . 7 5 7 9 ld40 011ay ld40 011by g a a s p yellow 588 3 0 37.5 8 10 ld40 011ag ld40 011bg gap gree n 568 26.25 3 3 . 7 5 7 9 ld40 011a ur ld40 011b ur algainp u ltra red 640 112.5 1 6 8 . 8 30 45 ld40 011a uo ld40 011b uo algainp u ltra o r an ge 625 168.75 225 45 60 ld40 011a ua ld40 011b ua algainp u ltra ambe r 6 5 1 1 2 . 5 1 6 8 . 8 30 45 ld40 011a uy ld40 011b uy algainp u ltra yello w 595 112.5 1 6 8 . 8 30 45 ld40 011a ug ld40 011b ug algainp u ltra g r ee n 573 1 1 2 . 5 1 6 8 . 8 30 45 ld40 011ap g ld40 011bp g ingan pure g r een 525 450 1125 120 300 ld40 011a ub ld40 011b ub ingan ultra b l u e 470 1 1 2 . 5 1 6 8 . 8 30 45 ld40 011a uw ld40 011b uw smd ultra white \ 375 450 100 120 u n i t : \ \ \ n m m c d m c d m c d m c d
lightkey spec no: ds10121754 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 4.00 inch single digit 7 segment led display electrical characteristics & absolute maximum ratings parameter electrical optical characteristics [1] absolute maximum ratings [1] forward voltage @ if=20ma emitted 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.
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