Photodiode by Opto Diode Corporation

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The BXP-25SE from Opto Diode Corporation is a Single Channel PbSe based Photodiode that offers the fastest response speed for Mid-IR applications. It has an active element area of 4 sq. mm and a detectivity of 2 x 10^10 cm-sqrt.Hz/W. The photodiode has a peak sensitivity wavelength of 3.8 µm and provides a responsivity of 1.5 x 10^4 V/W. It has a resistance of 0.7-2.5 MΩ and a time constant of up to 5 µs. The IR photodiode provides high signal-to-noise performance for a wide dynamic range. It is available in a TO5 package with a flat sapphire window and is suitable for medical/industrial gas analysis, emissions monitoring, spectroscopy, process control systems, thermal imaging, and defense & security applications.

Product Specifications View similar products

Product Details

  • Part Number
  • Manufacturer
    Opto Diode Corporation
  • Description
    PbSe Single Channel Photodiode for IR Detection


  • Application
    Gas Analysis, Medical, Industrial, Emissions Monitoring, Spectroscopy, Process Control Systems, Thermal Imaging, Defense And Security

General Parameters

  • Channels
  • Dark Resistance
    0.7 to 2.5 MOhms
  • Package
    TO5 Package
  • Package Type
  • Operation Mode
  • Wavelength Range
    3.6 to 3.8 µm
  • Photodiode Material
  • Response Time
    2 to 5 µs
  • RoHs
  • Spectral Band
  • Responsivity/Photosensitivity
    7.5 x 103 to 1.5 x 104 V/W
  • Note
    Element Operating Temperature: 23 Degree C, Directivity: 1.0 x 1010 to 2.0 x 1010

Physical Properties

  • Active Area
    2 mm x 2 mm
  • Window Material
    Flat Sapphire


  • Operating Temperature display
    -40 to 85 Degree C
  • Storage Temperature
    -40 to 85 Degree C

Technical Documents

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