doc. no : qw0905-LWK2043Z rev. : b date : 17 - jan. - 2007 data sheet LWK2043Z round type led lamps ligitek electronics co.,ltd. property of ligitek only pb lead-free parts
directivity radiation note : 1.all dimension are in millimeter tolerance is 0.25mm unless otherwise noted. 2.specifications are subject to change without notice. part no. LWK2043Z page 1/6 package dimensions ligitek electronics co.,ltd. property of ligitek only zener wk + - 3.0 4.2 5.2 1.5 max 1.0min 2.54typ 25.0min 0.5 typ 4.0 5.55 0.5 + -
* static electricity or power surge will damage the led. use of a conductive wrist band or anti-electrosatic glove is recommended when handing these led. all devices, equipment and machinery must be properly grounded. 3000 1800 typ. electrostatic discharge( * ) esd8000 v 0.28 0.28 y x chromaticity coordinates (typ.) unit ratings wk mw ma 100 120 a 50 -20~ +80 ma 30 page 2/6 typ. min. 30 max. 3.54.0 forward voltage @20ma(v) viewing angle 2 1/2 (deg) luminous intensity @20ma(mcd) -30~ +100 symbol parameter i fp pd ir topr peak forward current duty 1/10@10khz power dissipation reverse current @5v operating temperature forward current i f color lens water clear white ingan/gan emitted LWK2043Z material part no storage temperature tstg 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 ) absolute maximum ratings at ta=25 ligitek electronics co.,ltd. property of ligitek only part no. LWK2043Z
0.400 0.35 0.360 0.35 0.345 0.34 0.385 0.34 0.385 0.34 0.345 0.34 0.330 0.33 0.370 0.33 0.370 0.33 0.330 0.33 0.315 0.32 0.355 0.32 0.355 0.32 0.315 0.32 0.300 0.31 0.340 0.31 0.26 0.265 0.26 0.225 0.27 0.240 0.27 0.280 0.27 0.280 0.27 0.240 0.28 0.255 0.28 0.295 0.28 0.295 0.28 0.255 0.29 0.270 0.29 0.310 0.29 0.310 0.29 0.270 0.30 0.285 0.30 0.325 0.30 0.325 0.30 0.285 0.31 0.300 0.31 0.340 0.265 0.26 0.225 0.26 0.210 0.25 0.250 0.25 0.250 0.25 0.210 0.25 0.195 0.24 0.235 0.24 0.235 0.24 0.195 0.24 0.180 0.23 0.220 0.23 0.220 0.23 0.180 0.23 0.165 0.22 0.205 0.22 0.205 0.22 0.165 0.22 0.150 0.21 0.190 0.21 b5 a5 c4 b4 a4 c3 b3 a3 a2 b2c2 c1 b1 y x x y ligitek electronics co.,ltd. property of ligitek only page 3/6 bin bin y bin a1 . chromaticity coordinates specifications for bin grading x . cie chromaticity diagram part no. LWK2043Z
fig.5 luminous spectrum(ta=25 ) typical electro-optical characteristics curve 1.03.04.0 0 1 i n t e n s i t y wavelength (nm) 0.5 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 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 20 ambient temperature( ) ambient temperature( ) 0 -20 -40 0.8 0 -40-20 100 80 60 40 20 0.0 60100 80 40 fig.4 relative intensity vs. temperature 2.5 1.0 0.9 1.1 1.5 1.0 2.0 fig.3 forward voltage vs. temperature 1.2 3.0 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 f o r w a r d c u r r e n t ( m a ) forward current(ma) forward voltage(v) 2.05.0110 0.0 0.5 1.0 1.5 2.0 1001000 fig.2 relative intensity vs. forward current fig.1 forward current vs. forward voltage 2.5 3.0 1 10 100 1000 wk chip spectral radiance 80 400500600 40 20 60 100 700800 0 page 4/6 ligitek electronics co.,ltd. property of ligitek only part no. LWK2043Z
note:1.wave solder should not be made more than one time. 2.you can just only select one of the soldering conditions as above. part no. LWK2043Z 60 seconds max page 5/6 2.wave soldering profile ligitek electronics co.,ltd. property of ligitek only soldering condition(pb-free) 1.iron: soldering iron:30w max temperature 350 c max soldering time:3 seconds max(one time only) distance:2mm min(from solder joint to body) 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) time(sec) 150 260 c3sec max 100 5 /sec max 50 preheat 2 /sec max 260 120 0 0 25 temp( c)
ligitek electronics co.,ltd. property of ligitek only description test condition test item 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. 1.ta=105 5 2.t=1000 hrs (-24hrs, +72hrs) operating life test high temperature storage test 1.ta=-40 5 2.t=1000 hrs (-24hrs, +72hrs) low temperature storage test this test is conducted for the purpose of detemining the resistance of a part in electrical and themal stressed. 1.under room temperature 2.if=20ma 3.t=1000 hrs (-24hrs, +72hrs) mil-std-883:1008 jis c 7021: b-10 jis c 7021: b-12 mil-std-750: 1026 mil-std-883: 1005 jis c 7021: b-1 reference standard page 6/6 reliability test: 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 to sudden extreme changes in high and low temperature. 1.ta=65 5 2.rh=90%~95% 3.t=240hrs 2hrs high temperature high humidity test thermal shock test solder resistance test 1.ta=105 5 &-40 5 (10min) (10min) 2.total 10 cycles this test intended to see soldering well performed or not. 1.t.sol=230 5 2.dwell time=5 1sec solderability test 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=260 5 2.dwell time= 10 1sec. mil-std-202: 107d mil-std-750: 1051 mil-std-883: 1011 mil-std-202: 210a mil-std-750: 2031 jis c 7021: a-1 mil-std-202: 208d mil-std-750: 2026 mil-std-883: 2003 jis c 7021: a-2 mil-std-202:103b jis c 7021: b-11 part no. LWK2043Z
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