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786nm, 550mW (Peak Power) Single Mode Laser Diode Module

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sku / item#: LLS-0138
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Key Features
  • Wavelength 786nm
  • Up to 250mW c.w. operating power
  • Up to 550mW peak power
  • Rise time < 2nsec
  • Internal TEC temperaure stabilization

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MODEL LLS-0138
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TYPICAL ELECTRICAL & OPTICAL CHARACTERISTICS @ 25°C
  • Operating power (cw): 250 mW
  • Operating current: 390 mA
  • Pulsed peak power (P.W. < 500ns, duty cycle <5%): 550 mW
  • Pulsed peak current (P.W. < 500ns, duty cycle <5%): 750 mA
  • Rise and fall time: 2 nanoseconds
  • Threshold current: 90 mA
  • Forward voltage @ Iop: 1.95 V
  • Peak wavelength @ Pop: 786 nm
  • Spectral width (FWHM, @ Pop , with FBG): 0.2 pm
  • Optical power stability (@ lop, t = 60 sec): 0.5%
  • Polarization extinction ratio (PM fiber version): 14 dB
  • Spectral shift with temperature (FBG Temp.): < 0.012 nm/ °C
  • ASE noise suppression (@ Pop , with FBG): 20 dB
  • Monitor responsivity: 5 µA/mW
  • Monitor dark current: < 40 nA
  • TEC current (chip 25°C. case 70°C): 1.1 A
  • TEC voltage (chip 25°C. case 70°C): 1.9 V
  • Thermistor resistance (T=25°C): 10 kOhm
  • Thermistor B constant: 3950 K
FIBER TYPE
  • single mode HI 780 fiber (PM780 on request)

Product Overview:

The Lumics LU0786M250 laser diode module contains an optimized GaAs substrate based quantum well high power laser diode. It has been designed for customer specific applications and is available with special FBG's and fibers. The extremely stringent reliability requirements are achieved through our patent pending innovative technology. This includes careful design, exactly defined manufacturing and extensive testing. The qualification contains a set of optoelectronic, thermal and mechanical tests. Each laser diode module is individually serialized for traceability and is shipped with a specified set of test data.

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