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lightkey spec no: ds10122079 rev: a.4 checked: emil y zhou approved: m.h. lin page: 1/3 http://www.display-leds.com tel: 0086-574-86322282 date: jul/20/2013 datasheet of 3.5x2.8mm whit e smd led for light source LST3528WY ? 3528 white top smd led features: extremely wide viewing angle suitable for all smt assembly and solder process available on tape and reel moisture sensitivity level: level 4 package:1000pcs/reel rohs compliant package dimensions: 3 f d p n n f o e f e 4 p m e f s j o h 1 b e notes: 1 all dimension units are millimeters. 2.all dimension tolerance is 0.15mm unless otherwise noted. attention observe precautions for handling electrostatic discharge sensitive devices available options: optical indicator indoor display interior automotive lighting backlight for lcd, switch and symbol, display light pipe application general use
lightkey spec no: ds10122079 rev: a.4 checked: emil y zhou approved: m.h. lin page: 2/3 http://www.display-leds.com tel: 0086-574-86322282 date: jul/20/2013 datasheet of 3.5x2.8mm whit e smd led for light source selection guide luminous intensity (mcd)@60ma luminous flux(lm)@150ma viewing angle part no. dice lens type min. max. min typ 2 1/2 LST3528WY white (ingan) yellow diffused 6000 8000 18 25 120 note: 1. 1/2 is the angle from optical centerline where the lumi nous intensity is 1/2 the optical centerline value. 2. the above luminous intensity measurement allowance tolerance 10%. absolute maximum rating ta=25 item symbol value unit peak forward current ifp 150 ma reverse voltage vr 5.0 v continuous forward current if 60 ma recommend operating current if 55 ma operating temperatur e topr -40 to 85 storage temperature tstg -40 to 100 lead soldering temperature tsol 260 for 3 seconds characteristics (ta=25 ) parameter condition symbol min typ max units power dissipation if=60ma pd - 200 - mw correlated color temperature if=60ma cct 6000 / 7000 k forward voltage if=60ma vf 2.8 3.1 3.8 v reverse current vr=5v ir / / 10 a if=60ma x / 0.31 / chromaticity coordinates if=60ma y / 0.327 / luminous flux if=60ma v 18 20 25 lm luminous intensity if=60ma iv 6000 / 8000 mcd color rending index if =60ma cri / 70 / ra full viewing angle if=60ma 2 1/2 / 120 / deg lightkey spec no: ds10122079 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/20/2013 datasheet of 3.5x2.8mm whit e smd led for light source typical optical characteristics curves: ' j h m 7 t a? " n c j f o u 5 f n q f s b u v s f 5 " 3 f m b u j w f - v n j o p v t * o u f o t j u z ' j h ?_ @ 7 t a? ' j h m 7 t ?_ @ ' j h ?_ @ 7 t ?_a * ' ' p s x b s e $ v s s f o u n " ' p s x b s e 7 p m u b h f 7 " n c j f o u 5 f n q f s b u v s f 5 " ' p s x b s e $ v s s f o u n " ' p s x b s e $ v s s f o u n " - v n j o p v t * o u f o t j u z 3 f m b u j w f 7 b m v f b u * ' n " 8 b w f m f o h u i / o n 3 f m b u j w f 4 q f d u s b m 1 p x f s % j t u s j c v u j p o 4 u b o e b s e & |