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 RLT415-50PMG technical data violet pulsed laser diode structure: gan, multimode lasing wavelength: typ. 415 nm pulse output power: typ. 50 mw (max. 200 mw) package: 5.6 mm absolute maximum ratings (tc = 25c) characteristic symbol rating unit optical output power p o 200 mw ld reverse voltage v r(ld) 3 v operation case temperature t c -20 .. +40 c storage temperature t stg -30 .. +70 c optical-electrical characteristics (tc = 25c) characteristic symbol test condition min typ max unit threshold current i th pulse mode 500 ma pulse operation current i pulse p o = 50 mw 650 ma operating voltage v op p o = 50 mw 10 v lasing wavelength p p o = 50 mw 410 415 420 nm lasing bandwidth ? fwhm 1.5 nm emitting aperture a l p o = 50 mw 15 x 0.3 m2 beam divergence // p o = 50 mw 8 beam divergence p o = 50 mw 30 slope efficiency p o = 50 mw 0.3 mw/ma maximum duty cycle d max p o = 50 mw 0.3 % pulse length i p p o = 50 mw 50 200 ns maximum pulse frequency f p i p = 50 ns 100 khz rise time t r p o = 50 mw <6.5 ns fall time t f p o = 50 mw <5.0 ns estimated life time t l p o = 50 mw 1000 h estimated overall pulses n p p o = 50 mw 3.6 x 10 11 pulse
typ. pulse shape typ. lasing spectrum -20-10 0 10203040506070 0 0.1 0.9 1 5 ns 6.5 ns normalized optical power time ( ns ) 350 375 400 425 450 475 500 0 500 1000 1500 2000 2500 3000 module 00107 intensity (arb. units) wavelength (nm)
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