doc. no : qw0905- rev. : a date : data sheet lg2041/s87-pf round type led lamps ligitek electronics co.,ltd. property of ligitek only lg2041/s87-pf lead-free parts pb 12 - jul. - 2006
1/5 page lg2041/s87-pf part no. ligitek electronics co.,ltd. property of ligitek only package dimensions note : 1.all dimension are in millimeter tolerance is 0.25mm unless otherwise noted. 2.specifications are subject to change without notice. directivity radiation 60 -60 75% 100%50%25%025%75% 50%100% -30 30 0 4.2 2.0 0.5 4.9 0.5 1.5max 5.2 4.0 3.0 2.54typ 0.5 typ
absolute maximum ratings at ta=25 lg2041/s87-pf part no note : 1.the forward voltage data did not including 0.1v testing tolerance. 2. the luminous intensity data did not including 15% testing tolerance. typical electrical & optical characteristics (ta=25 ) forward current peak forward current duty 1/10@10khz operating temperature storage temperature reverse current @5v power dissipation peak wave length pnm material green emitted gap565 lens green transparent color viewing angle 2 1/2 (deg) spectral halfwidth nm luminous intensity @20ma(mcd) forward voltage @20ma(v) 90 min. 2.6 max. 301.7 min. typ. 160 30 tstg ir t opr -40 ~ +100 10 -40 ~ +85 a i f pd i fp parameter symbol ma ma mw ratings unit ligitek electronics co.,ltd. property of ligitek only 2/5 page 30 100 120 g lg2041/s87-pf part no.
fig.3 forward voltage vs. temperature fig.5 relative intensity vs. wavelength ambient temperature( ) r e l a t i v e i n t e n s i t y @ 2 0 m a wavelength (nm) f o r w a r d v o l t a g e @ 2 0 m a n o r m a l i z e @ 2 5 fig.4 relative intensity vs. temperature ambient temperature( ) r e l a t i v e i n t e n s i t y @ 2 0 m a n o r m a l i z e @ 2 5 typical electro-optical characteristics curve forward voltage(v) fig.1 forward current vs. forward voltage f o r w a r d c u r r e n t ( m a ) page forward current(ma) fig.2 relative intensity vs. forward current r e l a t i v e i n t e n s i t y n o r m a l i z e @ 2 0 m a ligitek electronics co.,ltd. property of ligitek only 1.0 0.1 1.0 10 100 1000 1.0101001000 0.0 0.5 1.0 1.5 2.0 2.5 3.0 -40-200204060 1.0 1.1 1.2 500550600650 0.0 0.5 1.0 2.03.04.05.0 80100 0.8 0.9 -20 -40 40 20 080100 60 2.0 0.0 0.5 1.0 1.5 2.5 3.0 3.5 g chip 3/5 lg2041/s87-pf part no.
page 4/5 ligitek electronics co.,ltd. property of ligitek only 150 time(sec) temp( c) 5 /sec max 260 c3sec max 100 260 120 50 25 0 0 preheat 2 /sec max soldering condition(pb-free) 1.iron: soldering iron:30w max temperature 350 c max soldering time:3 seconds max(one time) distance:2mm min(from solder joint to body) 2.wave soldering profile dip soldering preheat: 120 c max preheat time: 60seconds max ramp-up 2 c/sec(max) ramp-down:-5 c/sec(max) solder bath:260 c max dipping time:3 seconds max distance:2mm min(from solder joint to body) 60 seconds max lg2041/s87-pf part no.
reliability test: description this test is conducted for the purpose of detemining the resistance of a part in electrical and themal stressed. the purpose of this test is the resistance of the device under tropical for hours. the purpose of this is the resistance of the device which is laid under condition of low temperature for hours. the purpose of this is the resistance of the device which is laid under condition of high temperature for hours. the purpose of this is the resistance of the device to sudden extreme changes in high and low temperature. this test intended to see soldering well performed or not. this test intended to determine the thermal characteristic resistance of the device to sudden exposures at extreme changes in temperature when soldering the lead wire. 1.t.sol=230 5 2.dwell time=5 1sec solderability test 1.t.sol=260 5 2.dwell time= 10 1sec. solder resistance test 1.ta=105 5 &-40 5 (10min) (10min) 2.total 10 cycles thermal shock test 1.ta=-40 5 2.t=1000 hrs (-24hrs, +72hrs) low temperature storage test 1.ta=65 5 2.rh=90%~95% 3.t=240hrs 2hrs high temperature high humidity test 1.ta=105 5 2.t=1000 hrs (-24hrs, +72hrs) high temperature storage test 1.under room temperature 2.if=20ma 3.t=1000 hrs (-24hrs, +72hrs) operating life test test condition test item mil-std-202: 208d mil-std-750: 2026 mil-std-883: 2003 jis c 7021: a-2 mil-std-202: 210a mil-std-750: 2031 jis c 7021: a-1 mil-std-202: 107d mil-std-750: 1051 mil-std-883: 1011 jis c 7021: b-12 mil-std-202:103b jis c 7021: b-11 mil-std-883:1008 jis c 7021: b-10 mil-std-750: 1026 mil-std-883: 1005 jis c 7021: b-1 reference standard ligitek electronics co.,ltd. property of ligitek only 5/5 page lg2041/s87-pf part no.
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