spec no: dsaa4272 rev no: v.4 date: mar/21/2005 page: 1 of 3 approved: j. lu checked: allen liu drawn: w.j.zhu package dimension s notes: 1. all dimensions are in millimeters (inches) . 2. tolerance is 0 .25(0.01") unless otherwise noted . 3. lead spacing is measured where the leads emerge from the package. 4. specifications are subject to change without notice . t- 1 (3mm) cylindrical led lamp l- 424gdt green description the green source color devices are made with gal- lium phosphide green light emitting diode. features cylindrical type,top diffused. low power consumption. i.c. compatible. reliable and rugged. long life - solid state reliability. available on tape and reel. rohs compliant.
spec no: dsaa4272 rev no: v.4 date: mar/21/2005 page: 2 of 3 approved: j. lu checked: allen liu drawn: w.j.zhu selection guid e note: 1. 1/2 is the angle from optical centerline where the luminous intensity is 1/2 the optical centerline value. electrical / optical characteristics at t a =25 c absolute maximum ratings at t a =25 c part no. dice lens type iv (mcd) @ 10ma viewing angle min. typ. 2 ? 1/2 l- 424gdt green (gap) green diffused 1 4 100 symbol parameter device typ. max. test conditions units peak peak wavelength green 565 nm i f =20ma d dominant wavelength green 568 nm i f =20ma ? 1/2 spectral line half - width green 30 nm i f =20ma c capacitance green 15 pf v f =0v;f=1mhz v f forward voltage green 2.2 2.5 v i f =20ma i r reverse current green 10 ua v r = 5v parameter green units power dissipation 105 mw dc forward current 25 ma peak forward current [1] 140 ma reverse voltage 5 v operating/storage temperature - 40c to +85c lead solder temperature [2] 260c for 3 seconds lead solder temperature [3] 260c for 5 seconds notes: 1. 1/10 duty cycle, 0.1ms pulse width. 2. 2mm below package base. 3 . 5mm below package base.
spec no: dsaa4272 rev no: v.4 date: mar/21/2005 page: 3 of 3 approved: j. lu checked: allen liu drawn: w.j.zhu green l - 424gdt remarks: if special sorting is required (e.g. binning based on forward voltage,luminous intensity, or wavelength), the typical accuracy of the sorting process is as follows: 1. wavelength: +/ - 1nm 2. luminous intensity: +/ - 15% 3. forward voltage: +/ - 0.1v note: accuracy may depend on the sorting parameters.
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