www.roithner - laser.com 1 ld - 450 - 1400mg description ld - 450- 1400mg is a blue multi transverse mode laser d iode emitting at typically 4 50 nm with rated output power of 14 00 mw cw, in a standard 5.6 mm to package . maximum ratings parame ter symbol values unit min. max. operating current i f 1.6 a reverse voltage v r 5 v operating temperature t case + 10 + 70 c storage temperature t stg - 40 + 85 c soldering temperature t solder 260 c junction temperature t j 150 c laser characteristics (t case = 25c, i f = 1 .2 a ) parameter symbol values unit min. typ. max. emission wavelength peak 440 450 460 nm spectral width ? 4 nm treshold current i th 0 .2 0 .3 a operating current i f 1 .2 1 .5 a operating voltage v f 6 .0 v beam divergence (fwhm) ? ii x ? n/a x18 1 5 x25 deg polarization p gr 20:1 t hermal resitance r th 1 8 k /w v 1. 0 21 .08 .2013
www.roithner - laser.com 2 performance characteristic s optical output power operating voltage threshold current spectrum
www.roithner - laser.com 3 drawing all dimensions in mm electrical connection lead description pin 1 ld anode pin 2 c ase pin 3 ld cathode
www.roithner - laser.com 4 esd caution always do handle la ser diodes with extreme c aution to prevent electrostatic discharge, the primary cause of unexpected diode failure. esd failures can be prevented by always wearing wrist straps, only using a grounding workplace, and following strict anti - static guidelines when handling the laser diode safety advice this laser diode emits highly concentrated b lue light which can be hazardous to the human eye and skin . this diode is classified as class 4 laser product according to iec 60825 - 1 and 21 cfr part 1040.10 safety standards . operating considerations operating the laser diode outside of its maximum ratings may cause failure or a safety hazard. the diode may be damaged by excessive drive currents or switching transien ts. if the diode is operated using a power supply, it is strongly recommended to connect the diode with the output voltage set to zero. the voltage should then be increased slowly and with great caution, while at the same time carefully monitoring the lase r diodes output power and drive current. the laser diode will show accelerated degradation with increa sed temperature, and it is advised to keep the case temperature low therefor , by means of heat sinking the device. ? all rights reserved the above specifications are for reference purpose only and subjected to change without prior notice
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