TO-56 Packaged Laser Diode


SKU: 1422 Part Number: TO56-265

SemiNex’s TO56 Mounted Laser Diodes are an excellent choice for customers seeking state-of-art performance in a low cost submount design. These lasers are provided across the InP wavelength range of 12xx to 19xx and come in a variety of power, wavelength, capped and lensed configurations. Applications for SemiNex’s sub mounted lasers include OEM medical, consumer medical, LiDAR, Military targeting, range finding and illumination. Custom wavelengths and configurations available upon request.
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  • Wavelength: 1550 nm

  • Aperture: 95 um

  • Mode: Multi Mode

  • Junction: Triple

  • Cavity Length: 2500 µm

Symbol Value Value Units
Optical Pulse Width 150ns Pulse Width <10ns
Wavelength λc

Output Power Pulsed Po

Spectral Width Δλ

nm 3dB
Cavity Length CL

Junction Type

Emitter Height H

Slope Efficiency ηo

Slow Axis Divg. θ_parallel

deg FWHM
Fast Axis Divg. θ_perp

deg FWHM
Number of emitters

Pulse Width PW

Duty Cycle DC

Symbol Value Value Units
Electrical Pulse Width 150ns Pulse Width <10ns
Power Conversion Eff. η

Operating Current Iop

Operating Voltage Vop

Series Resistance Rs

Symbol Value Value Units
Mechanical Pulse Width 150ns Pulse Width <10ns
Lead Soldering Temp.


Operating Temp.

Specification Notes

SemiNex delivers the highest available power at infrared wavelengths between 12xx and 19xx nm. When necessary we will further optimize the design of our InP laser chips to meet our customers’ specific optical and electrical performance needs. Diodes, bars and packages are tested to meet customer and market performance demands. Typical results and packaging options are shown. Contact SemiNex for additional details or to discuss your specific requirements.
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  • OEM Medical
  • Professional Medical
  • LiDAR
  • Military / Aerospace
  • Illumination


  • Cost effective
  • High Output Power
  • High Dynamic Range
  • High Efficiency
  • Standard Low Cost Package

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