h e b e i i . t . (s h a ngh a i ) c o., l t d. p a r t n o ./ ? 8 2 5 m y 8c ww w . l ed z . c om 1 / 6 l e d s p e c i f ic a t i on c a t h o de 0 . 5 0 .1 9 .2 9 .0 2 .0 2 5 . 4 m in 7 .9 7 .5 1 . 0 m ax 2 . 54 0 .1 1 .5 0 .5 ? f eat u r e s/ l s i n g l e c o l o r/ ? l h i gh b r i gh t ou t pu t/ l lo w po w e r c on s u m p t i on/ ? l h i gh r e l i a b il i t y a n d l ong l i f e / ??? ? d esc r i p t i on s/ l d i c e m a t e r i a l/ ?? a l g a i n p l e m i tt i n g c o l o r/ ? s upe r b r i gh t yyyyyyyy / l d e v i c e o u t l i ne/ ? 8 mm r ound t y pe / 8 mm ? l len s t y pe ? w a t e r cl ea r / ?? ? d ir e c t i v i t y/ ?? 1. a ll d i m e n s i o n s a r e m ill i m e t e r s/ mm . 2. t o l e r a n c e i s + / - 0.2 0 mm u n l e ss o t h e r w i s e n o t e d / ?? ? 0.2 0 mm. r adia t ion angle/ ? r ela t i v e l u m inou s i n t en s i ty / 60 1 .0 90 30 0 ta=25 c i f=20 ma 1 .0 0 .5 0 30 0 .5 60 90 0 ?????? yellow
hebei i.t. (shanghai) co., ltd. part no./ ?? 825MY8C www.ledz.com 2/6 led specific ation ? absolute maximum ratings/ ? ta = 25 values ? parameter symbol test condition min. max. unit reverse voltage ? v r i r = 30 a 5 -- v forward current i f ---- ---- 30 ma power dissipation ? p d ---- ---- 75 mw pulse current ? i peak duty=0.1ms 1khz ---- 100 ma operating temperature ?? t opr ---- -40 +85 storage temperature ?? t str ---- -40 +100 ? electrical and optical characteristics/ ta = 25 values ? parameter symbol test condition min. typ. max. unit forward voltage ? v f i f =20ma ---- 2.0 2.5 v reverse current i r v r =5v ---- ---- 30 a dominate wavelength d i f =20ma ---- 624 ---- nm peak wavelength ? p i f =20ma ---- 632 ---- nm spectral line half-width ? i f =20ma ---- 20 ---- nm luminous intensity ? i v i f =20ma ---- 4000 ---- mcd viewing angle ?? 2 1/2 i f =20ma ---- 18 ---- deg.
hebei i.t. (shanghai) co., ltd. part no./ ?? 825MY8C www.ledz.com 3/6 led specific ation ? typical electrical/optical characteristic curves/ ? 2.5 2.0 30 50 90 70 1.5 1.0 0.5 0 10 -10 -30 ambient temperature t a () relative luminous intensity fig.4 vs. ? fig.3 vs. ? fig.2 vs. 1.5 2.5 50 40 fig.1 vs. ? 1.5 1.0 0 0.5 if-forward current (ma) 0 20 10 2.5 2.1 2.3 30 40 50 30 20 10 0 50 1.9 1.7 forward voltage(v) 100 60 80 40 30 10 0 20 20 0 ambient temperature t a () 40 forward current(ma) 2.0 forward current(ma) luminous intensity relative value at if=20ma 100 0 50 25 75 700 650 550 600 500 450 750 relative luminous intensity wavelength (nm) fig.5 ? vs.
hebei i.t. (shanghai) co., ltd. part no./ ?? 825MY8C www.ledz.com 4/6 led specific ation ? lead forming / 1. any lead forming or bending must be done before soldering. ?? ?? 2. when forming leads, there must be a minimum of 2mm clearance between the base of the led lens and the lead bend. 2 ? ? 3. avoid bending the leads at the same point more than once. ???? ? 4. during assembly onto pcb, the lead pitch of the led must match the pitch of the mounting holes on the pcb during component placement. ?? b????? ? soldering condition / careful attention should be paid during soldering. when soldering, leave more then 2mm from solder joint to case, and soldering beyond the base of the tie bar is recommended. ?? ? ?? led ? ? 2mm ? avoiding applying any stress to the lead frame while the leds are at high temperature particularly when soldering. led ??? ? ? ?
hebei i.t. (shanghai) co., ltd. part no./ ?? 825MY8C www.ledz.com 5/6 led specific ation recommended soldering conditions/ ? : hand soldering dip soldering temp.at tip of iron ? 300 max.(30wmax.) ? 300 30 ? preheat temp. ? ? 100 max. (60 sec max.) ? 100 60 ? soldering time ? 3 sec max. ?? 3 bath temp. ? 260 max 260 . distance 2mm min.(from solder joint to case) 2 ??? bath time. ? 3 sec max. 3 distance 2mm min 2 . ? cleaning / ? 1. do not clean leds with water, alcohol are recommended solvents for cleaning. when using other solvents, it should be confirmed beforehand whether the solvents will dissolve the resin or not. ??? ??t?? ??????????? 2. leds may be damaged by ultrasonic-washed. before cleaning, a pre-test should be done to confirm whether any damage to the leds will occur. led ? ? ? ? ? ? ?? ?? ? storage / 1. environmental temperature: -40 ---100 , recommended: -20 ---50 ?? -40 ---100 ?? -20 ---50 2. environmental humidity: 30%---70%, recommended: 40%---60% ? ? 30%---70% ?? 40%---60%
hebei i.t. (shanghai) co., ltd. part no./ ?? 825MY8C www.ledz.com 6/6 led specific ation ? static electricity / 1. static electricity or power surge will damage the led. it is recommended that a wrist band or an anti-electrostatic glove be used when handling the leds. ? led ? ? 2. all production machinery and test instruments must be electrically grounded. 3. maintain a humidity level of 50% or higher in production areas. ?? ? ? 50% ? 4. use anti-static packaging for transport and storage. ? ?
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