Fiber Coupled TO9 MM


SKU: 1431 Part Number: TO9F-109

SemiNex’s Fiber Coupled TO9 packaged lasers are offered in the 12xx to 19xx nm wavelength range. They are designed to meet the needs of Telecom and Datacom test equipment manufactures seeking the highest optical power in OTDR and test equipment applications. They also have utility in LiDAR and other areas where high power fiber coupled single mode sources are needed. Custom wavelengths and packages are available upon request.
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  • Wavelength: 1550 nm

  • Aperture: 95 um

  • Mode: Multi Mode

  • Junction: Single

  • 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

Temp. Coefficient Δλ/ΔλT

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
Fiber Length


Lead Soldering Temp.


Operating Temp.

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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  • OTDR
  • LiDAR
  • Free Space Communications
  • Network Test equipment


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

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