LDGL2641 - 2006 doc. no : qw0905- rev. : date : 13 - jan. a data sheet round type led lamps LDGL2641 ligitek electronics co.,ltd. property of ligitek only pb lead-free parts
note : 1.all dimension are in millimeter tolerance is 0.25mm unless otherwise noted. 2.specifications are subject to change without notice. directivity radiation package dimensions ligitek electronics co.,ltd. property of ligitek only part no. LDGL2641 1/5 page 25% 75% 100%0 25% 50% -60 100% 75% 50% 60 0 -30 30 3.3 3.1 2.9 0.5 typ 25.0min 1.0min 2.54typ 4.3 1.5max + -
505 green transparent typical electrical & optical characteristics (ta=25 ) symbol esd t opr tstg i f pd i fp absolute maximum ratings at ta=25 note : 1.the forward voltage data did not including 0.1v testing tolerance. 2. the luminous intensity data did not including 15% testing tolerance. color lens ingan/gan material LDGL2641 part no green emitted peak forward current duty 1/10@10khz forward current electrostatic discharge( * ) operating temperature reverse current @5v storage temperature power dissipation parameter part no. 4000 luminous intensity @20ma(mcd) typ. 32 spectral halfwidth nm dominant wave length dnm 4.0 max. forward voltage @ ma(v) 3.5 typ. 20 2700 min. viewing angle 2 1/2 (deg) 38 ligitek electronics co.,ltd. property of ligitek only 30 ir50 150 120 100 ratings dgl a v mw ma ma unit page2/5 -20 ~ +80 -30 ~ +100 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. * LDGL2641
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 ) 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 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 dgl chip page 3/5 part no. 450 0.0 0.5 1.0 500 550 600 LDGL2641
60 seconds max part no. 260 c3sec max 5 /sec max 260 120 temp( c) time(sec) 150 50 100 2 /sec max 25 0 preheat 0 page 4/5 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) 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) LDGL2641
this test is conducted for the purpose of detemining the resistance of a part in electrical and themal stressed. the purpose of this is the resistance of the device which is laid under condition of high temperature for hours. the purpose of this test is the resistance of the device under tropical for hours. part no. page 5/5 reference standard reliability test: the purpose of this is the resistance of the device to sudden extreme changes in high and low temperature. the purpose of this is the resistance of the device which is laid under condition of low temperature for hours. high temperature storage test operating life test thermal shock test high temperature high humidity test low temperature storage test 1.ta=105 5 2.t=1000 hrs (-24hrs, +72hrs) 1.ta=-40 5 2.t=1000 hrs (-24hrs, +72hrs) 1.ta=105 5 &-40 5 (10min) (10min) 2.total 10 cycles 1.ta=65 5 2.rh=90%~95% 3.t=240hrs 2hrs 1.under room temperature 2.if=20ma 3.t=1000 hrs (-24hrs, +72hrs) test condition test item description ligitek electronics co.,ltd. property of ligitek only mil-std-750: 1026 mil-std-883: 1005 jis c 7021: b-1 mil-std-883:1008 jis c 7021: b-10 mil-std-202:103b jis c 7021: b-11 mil-std-202: 107d mil-std-750: 1051 mil-std-883: 1011 jis c 7021: b-12 this test intended to see soldering well performed or not. solderability test solder resistance test 1.t.sol=230 5 2.dwell time=5 1sec 1.t.sol=260 5 2.dwell time= 10 1sec. 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 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. LDGL2641
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