spl mbxx passively cooled diode laser bar both axes collimated 25 30 w cw preliminary data 2000-11-07 1 features ? collimated radiation source for cw operation in a sealed housing ? very low fast and slow axes divergence angle ? no water required, passive cooling through copper mount ? high reliable strained layer inga(al)as/gaas material ? standard wavelength selection is 3nm, others on request ? low smile, low mechanical tolerances type wavelength 1) 1) other wavelengths in the range of 780 nm 980nmareavailableonrequest. power ordering code spl mb81-e 808 nm 25 w on request spl mb94-e 940 nm 30 w on request applications ? end pumping of rods and fibers ? soldering, direct material processing ? marking, surface processing ? medical applications safety advices depending on the mode of operation, these devices emit highly concentrated non visible infrared light which can be hazardous to the human eye. products which incorporate these devices have to follow the safety precautions given in iec 60825-1 safety of laser products.
2000-11-07 2 spl mbxx maximum ratings ( t a =20 c mount temperature) parameter symbol values unit min. max. operating temperature 1) t op +10 +40 c storage temperature 1) t stg C20 +70 c 1) condensation must be avoided. characteristics ( t a =20 c mount temperature) parameter symbol values unit min. typ. max. output power cw 1) p op C 2225w wavelengths 1) C C 808 940 C C nm nm spectral width (fwhm) 1) C4Cnm threshold current 808 nm 940 nm i th C16 10 20 12 a differential efficiency 1) d C 0.6 0.70 w/a operating current 1) i op C 4550a operating voltage 1) v op C1.82.0v overall efficiency 1) c 25 28 33 % emitting aperture h w C C 4.0 11.6 C C mm mm beam divergence 1)2) C10 20 15 25 mrad temperature coefficient of wavelength / t C 0.27 C nm/k temperature coefficient of operating current i op / i op t C 0.5 C %/k mechanical dimensions w d h 25 43.5 16.2 mm 1) standard operating conditions refer to 25 w cw collimated optical output power at 20 c. 2) far field divergence refers to half angle at 1/e 2 relative intensity.
spl mbxx 2000-11-07 3 optical characteristics ( t a =20 c mount temperature) optical output power p opt vs. forward current i f cw-device i ohw00933 0 0 0 0.5 1 1.5 2 v opt p v 10 20 30 40 50 60 a 5 10 15 20 25 30 35 w v p
2000-11-07 4 spl mbxx package outlines dimensions are specified as follows: mm (inch). for safety, unpacking, handling, mounting and operating issues, please carefully read our notes for operation ii . gwoy6038 z 2:1 + - 10 (0.394) 4 (0.157) 5.7 (0.224) beam geometry 18.5 (0.728) 24.9 (0.980) 13.9 (0.547) 4.6 (0.181) 16.2 (0.638) 43.5 (1.713) 25 (0.984) fixing screw 4 x din 912 m2.5 (0.098) x 16 (0.630) 12.7 (0.500) 6 (0.236) plus-contact (anode) (cathode) minus-contact 2 x m2 (0.079) - ensat 5 deep z
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