www.roithner - laser.com - 1 - 17/09/13 rlt4 05 - 5 0 c mg description rlt4 05- 5 0 c mg is a n violet laser diode emitting at 4 05 nm with rated output power of 5 0 mw cw at room temperature, in standard 5.6mm to package . maximum ratings parameter symbol values unit min. max. optical output power p o 5 0 mw operating temperature t case + 10 + 3 0 c storage temperature t stg - 40 + 80 c soldering temperature t solder 260 c laser characteristics (t case = 25c , p o = 5 0 mw ) parameter symbol values unit min. typ. max. emission wavelength peak 4 0 3 4 05 4 07 nm spectral width ? 0.5 1 nm polarization te t h reshold current i th 40 70 100 ma operating current i f 100 120 150 ma operating voltage v f 4.8 5.2 5.9 v beam divergence (fwhm) ? ii x ? 6x15 10x20 13x25 d eg. beam pointing accuracy (fwhm) ? ? ii / ? ? 8 / 18 - 14 / 25 d eg. slope efficiency 0.5 0.7 1.2 w/a expected life t ime* t l 2000 h * life time calculation based on 10mw operation complies with rohs 2002/95/we directive
www.roithner - laser.com - 2 - 17/09/13 performance characterist ic s output power vs . forward current forward voltage vs. forward current near field pattern spectrum beam diameter 1.3x2.0mm @ 20cm distance drawing dimensions in mm
www.roithner - laser.com - 3 - 17/09/13 electrical connection lead description pin 1 ld anode pin 2 ld cathode pin 3 not connected view from below, dimensions in mm mounting instruction in order t o maintain lifetime and stability of the laser diode it is essential to provide efficient heat manag ement. heat dissipation is possible through the base plate only. for long time stable operation proper contact between laser diode base plate and heat sink is mandatory . safety advice this laser diode emits highly concentrated ultra violet light which can be hazardous to the human eye . this diode is classified as class 3b laser product according to iec 60825 - 1 and 21 cfr part 1040.10 safety standards . actual laser light emitted and precautions necessary strongly depend on mode of operation. ? all rights reserved the above specifications are for reference purpose only and subjected to change without prior notice
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