doc. no : qw0905-LE4743-PF rev : a date : 03 - apr. - 2006 data sheet cylindrical type led lamps LE4743-PF pb lead-free parts ligitek electronics co.,ltd. property of ligitek only
5.9 5.0 6.7 5.8 1.5max 1.0min 2.54typ 25.0min 0.5 typ page 1/5 ligitek electronics co.,ltd. property of ligitek only part no. LE4743-PF 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 0 75% 100%25% 50% 0 25% -60 -30 100% 75% 50% 60 30
absolute maximum ratings at ta=25 typical electrical & optical characteristics (ta=25 ) ma 120 i fp peak forward current duty 1/10@10khz max. forward voltage @20ma(v) color water clear note : 1.the forward voltage data did not including 0.1v testing tolerance. 2. the luminous intensity data did not including 15% testing tolerance. emitted LE4743-PFgaasp/gap orange material part no min. lens 63545 1.7 2.6 peak wave length pnm spectral halfwidth nm reverse current @5v power dissipation operating temperature storage temperature tstg t opr pd ir -40 ~ +85 -40 ~ +100 100 10 min. typ. 8.0 4.5166 viewing angle 2 1/2 (deg) luminous intensity @10ma(mcd) mw a ligitek electronics co.,ltd. property of ligitek only symbol forward current parameter i f e 30 ratings unit ma page 2/5 part no. LE4743-PF
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 1.2 550 600 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 3.0 650 700750 e chip page 3/5 part no. LE4743-PF
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) 2.wave soldering profile 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) ligitek electronics co.,ltd. property of ligitek only page4/5 60 seconds max 0 preheat 0 25 2 /sec max 100 50 150 time(sec) temp( c) 120 260 5 /sec max 260 c3sec max part no. LE4743-PF
description 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. this test is conducted for the purpose of detemining the resistance of a part in electrical and themal stressed. ligitek electronics co.,ltd. property of ligitek only the purpose of this is the resistance of the device to sudden extreme changes in high and low temperature. 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. the purpose of this test is the resistance of the device under tropical for hours. this test intended to see soldering well performed or not. 1.t.sol=230 5 2.dwell time=5 1sec solderability test 1.ta=105 5 2.t=1000 hrs (-24hrs, +72hrs) 1.ta=-40 5 2.t=1000 hrs (-24hrs, +72hrs) 1.ta=65 5 2.rh=90%~95% 3.t=240hrs 2hrs 1.ta=105 5 &-40 5 (10min) (10min) 2.total 10 cycles 1.t.sol=260 5 2.dwell time= 10 1sec. high temperature high humidity test solder resistance test thermal shock test low temperature storage test high temperature storage test test condition 1.under room temperature 2.if=20ma 3.t=1000 hrs (-24hrs, +72hrs) reliability test: operating life test test item 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 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-883:1008 jis c 7021: b-10 mil-std-750: 1026 mil-std-883: 1005 jis c 7021: b-1 reference standard 5/5 page part no. LE4743-PF
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