06.10.2010 LED21-TEC-PR 1 of 2 LED21-TEC-PR technical data mid-infrared light emitting diode light emitting diodes with central wavelength 2.15 m series are based on heterostructures grown on gasb substrates. they are developed for using in optical gas sensors and medical diagnostics. LED21-TEC-PR has a stable ouput power and a lifetime more then 80000 hours. features ? structure: gainassb/algaassb ? peak wavelength: typ. 2.15 m ? optical ouput power: typ. 1.1 mw qcw ? package: to-5, with tec, thermistor, pr and window specifications rating item condition min. typ. max. unit peak wavelength t=300 k 2.10 2.15 2.19 m fwhm 150 ma cw 150 200 250 nm quasi-cw optical power 200 ma qcw 0.9 1.1 1.3 mw pulsed optical power 1 a 25 28 30 mw switching time t=300 k 10 30 50 ns operation voltage 200 ma qcw v operating temperature -240 ? +50 c emitting area 300x300 m soldering temperature 180 c package to-5, with built-in thermocooler, thermoresistor, parabolic reflector and quartz window (unit: mm) operating regime quasi-cw ? maximum current 220 ma ? recommended current 150-200ma pulsed ? maximum current 1 a (puls lenght 500 ns, repetition rate 2khz)
06.10.2010 LED21-TEC-PR 2 of 2 main thermocooler parameters (without load) i max 0.7 a q max 0.4 w u max 1.0 v t max 67 c typical performance curves
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