spec no: dsaf1871 rev no: v.1 date: apr/14/2005 page: 1 of 3 approved: j. lu checked: allen liu drawn: s.h.chen epr:1102002508 package dimension s t - 1 (3mm) bi - level led indicator features z pre - trimmed leads for pc mounting. z i.c. compatible. z black case enhances contrast ratio. z wide viewing angle . z high reliability life measured in years. z ul rating : 94v - 0. z housing material: type 66 nylon. z rohs compliant. 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. wp934ca/2gd - 90 green description the green source color devices are made with gallium phosphide green light emitting diode.
spec no: dsaf1871 rev no: v.1 date: apr/14/2005 page: 2 of 3 approved: j. lu checked: allen liu drawn: s.h.chen epr:1102002508 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 notes: 1. 1/10 duty cycle, 0.1ms pulse width. 2. 2mm below package base. 3 . 5mm below package base. part no. dice lens type iv (mcd) @ 10ma viewing angle min. typ. 2 1/2 w934ca/2gd - 90 green (gap) green diffused 8 20 40 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
spec no: dsaf1871 rev no: v.1 date: apr/14/2005 page: 3 of 3 approved: j. lu checked: allen liu drawn: s.h.chen epr:1102002508 green w934ca/2gd - 90 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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