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785nm, 4W Industrial Laser Diode

  • 785nm, 4W Industrial Laser Diode 1
  • 785nm, 4W Industrial Laser Diode 2
  • 785nm, 4W Industrial Laser Diode 3

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sku / item#: LLS-0137
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Key Features
  • Wavelength 785nm
  • 105 µm core, NA 0.15 or 0.22 fiber
  • Hermetically sealed single emitter
  • Floating anode/cathode
  • Direct modulation up to 20 MHz
  • Rise/ Fall time <20ns

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MODEL LLS-0137
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TYPICAL LASER SPECIFICATIONS AT 25°C
  • Output Power c.w. Pop (c.w.): 4 Watts
  • Peak Wavelength at Pop: 785 nm (+/-5nm)
  • Spectral Width (FWHM): 2 nm
  • Threshold Current Ith: 900 mA
  • Operating Current Iop: 5.2 Amps
  • Operating Voltage Vop: 1.9 Volts
  • Heat Resistance LD to Bottom of Base Plate RH: 3.5 K/W
  • Power Conversion Efficiency: 45 %
  • Recommended Case Temperature: 20 to 30°C
  • Wavelength Shift vs. Temperature: 0.35 nm / Degree Kelvin
  • Wavelength Shift vs. Power: 1.0 nm / Watt
FIBER SPECIFICATIONS
  • Fiber Core Diameter: 105 µm
  • Fiber Numerical Aperture NA: 0.15 or 0.22
  • Fiber Cladding Diameter: 125 µm
  • Fiber Buffer Diameter: 250 µm
  • Fiber Length: 1 meter
  • Min. Bend Radius Short /Long Term: >15 / >30 mm
  • Connector Type: APC ferrule
  • Connector Options: (request pricing) SMA, FC/APC, FC/PC

Product Overview:

The multi mode fiber pigtailed flat pin laser diode module contains an optimized GaAs substrate based quantum well high power laser diode. 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 trace-ability and is shipped with a specified set of test data

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