Chip – Laser diode


SKU: 471 Part Number: CHP-193

SemiNex’s Laser Diodes are an excellent choice for customers seeking state-of-art performance for laser development and customer applications. These laser chips are provided across the InP wavelength range of 12xx to 19xx and come in a variety of power, cavity configurations and wavelength configurations. SemiNex can mount any of its laser die in SemiNex standard packages or SemiNex will work with customers to develop custom packaging Applications for SemiNex’s chips include OEM medical, consumer medical, LiDAR, Military targeting, range finding and illumination. Custom wavelengths and configurations available upon request.

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  • Wavelength: 1625 nm

  • Aperture: 4 um

  • Mode: Single Mode

  • Junction: Single

  • Cavity Length: 3750 µm

Symbol Value Units
Wavelength λc

Output Power (CW) Po

Spectral Width Δλ

nm 3dB
Cavity Length CL

Junction Type

Emitter Height H

Temp. Coefficient Δλ/ΔλT

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 Units
Operating Current Iop

Photodiode Current Im

Symbol Value Units
Lead Soldering Temp.


Operating Temp.

Specification Notes

Export license is not required for shipment to the US and most of Europe. For shipments to other countries please click this hyperlink to Regulation Number 6A995.

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
  • Consumer Medical
  • Research
  • DPSS pump source
  • LiDAR
  • Military / Aerospace


  • Cost effective
  • High Output Power
  • High Dynamic Range
  • High Efficiency

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