data sheet doc. no : qw0905-le42741/c2 rev. : a date : 23 - sep. -2005 tower type led lamps le42741/c2 ligitek electronics co.,ltd. property of ligitek only
30 ? ? ligitek electronics co.,ltd. property of ligitek only le42741/c2 part no. page 1/4 3.86 2.92 2.35 2.95 - + 3.62 1.5max
part no. absolute maximum ratings at ta=25 ? for 5 sec max (2mm from body) max. forward voltage @20ma(v) color orange transparent note : 1.the forward voltage data did not including ?
fig.3 forward voltage vs. temperature fig.5 relative intensity vs. wavelength ambient temperature(
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 ondition of high temperature for hours. this test is conducted for the purpose of detemining the resisance 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 hous. this test intended to see soldering well performed or not. 1.t.sol=230
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