roithner lasertechnik schoenbrunner strasse 7, vienna, austria tel: +43 -1- 586 52 43-0 fax: +43 -1- 586 52 43-44 office@roithner-laser.com www.roithner-laser.com RLT940-300GS technical data high power infrared laser diode lasing mode structure: single mode lasing wavelength: typ. 940 nm optical power: 300 mw package: 9 mm (sot-148) pin connection: 1) laser diode anode 2) laser diode cathode and photodiode cathode 3) photodiode anode absolute maximum ratings (tc = 25c) characteristic symbol rating unit optical output power p o 350 mw ld reverse voltage v r(ld) 1.5 v pd reverse voltage v r(pd) 10 v operating temperature t c -20 .. +40 c storage temperature t stg -40 .. +70 c optical-electrical characteristics (tc = 25c) characteristic symbol test condition min typ max unit emitting aperture a cw 1 x 5 m2 optical output power p o single mode 300 mw threshold current i th cw 25 30 ma operation current i op p o = 300 mw 380 390 400 ma forward voltage u f p o = 300 mw 1.8 1.9 2.0 v lasing wavelength p p o = 300 mw 935 940 945 nm spectral width fwhm ? p o = 300 mw 0.2 0.3 nm beam divergence // p o = 300 mw 25 beam divergence p o = 300 mw 40 monitor current i m p o = 300 mw 100 500 1500 a note! laserdiode must be cooled!
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