light emitting diodes 1.6 ? ? 4.6 m m m m m o o d d e e l l l l e e d d 4 4 6 6 - - t t e e c c - - p p r r 4 4 . . 6 6 m m m m m m 6 6 m m m m w w ?light emitting diodes led46 - tec - pr are designed for emitting at a spectral range around 46 00 nm. thermocooler and thermoresistor are mounted inside 9 mm package to - 5. heteros tructures (hs) are grown on inas substrates ?light emitting diodes led46 - tec - pr are developed for using in optical gas sensors and medical diagnostics. such construction gives possibility for temperature stabilization of led parameters. lifetime is more t hen 10000 hours. ? related products: our standard led driver provides power supply of led46 - tec - pr in two recommended here regimes (quasi - cw and pulsed). parameters min typ max wavelength, m m 4.4 0 4 . 50 4 . 60 fwhm, m m 1 . 00 1. 10 1. 20 optical power, m w q uasi - cw @ 200 ma pulsed@2a 4 1 0 0 6 120 8 140 switching time, ns 10 30 50 range of t emperature control o c - 10 ? +60 emitting area, m m 300x300 soldering temperature 95 o c package t o - 5 with thermocooler , thermistor and parabolic reflector 0 10 20 30 40 50 -20 0 20 40 60 temperature, c thermoresistance, kohm max q max u max d t max (amps) (watts) (volts) c 0.7 0.4 1.0 67 led chip tec lead thermoresistor top side view thermoresistor thermoresistor led46 typical spectra at different temperatures 0 0,5 1 1,5 2 2500 3000 3500 4000 4500 5000 5500 6000 wavelength, nm intensity, a.u. t=24c t=35c t=55c 0 2 4 6 8 0 50 100 150 200 current, ma power, m w t=24c t=35c t=55c led46 - typical power vs .current characteristic at different temperatures led46 - typical current - voltage characteristic -30 -20 -10 0 10 20 30 40 -5 -4 -3 -2 -1 0 1 2 voltage,v current,ma far field pattern with and without reflector led46 (without reflector) led46-pr (with reflector) recommended regimes of led operation quasi - cw 200 ma 250 m s 250 m s 1 m s 2 a 500 m s f=2 khz f=2 khz pulsed package to - 5 with parabolic reflector main thermocooler parameters (without load)
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