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  • 1910nm 3mW DFB Laser Diode

    1910nm Distributed Feedback (DFB) laser diode module manufactured by Xiaoxiao Photonics is a cost-effective, high-coherence laser source. The DFB laser diode chip is packaged in an industry-standard 14-pin butterfly package with hermetic sealing, integrated with internal Thermoelectric Cooler (TEC) and Photodiode (PD).

    Product features:Narrow linewidth: < 2 MHz;Excellent wavelength control and stability;Industry-standard 14-pin butterfly package;Mode-hop-free tuning;Outstanding reliability;Customizable wavelength available on request

    Part Number:MP-DFB-1910-3-A81-14BF-SA

    Application area:Tunable Diode Laser Absorption Spectroscopy (TDLAS) | Gas Monitoring

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    Main parameters
  • Core parameters
  • Center Wavelength Output Power

    1910nm 3mW

  • Dimension Drawing
  • General Parameters

    Detailed parameters

    Electrical/Optical Properties (Substrate Temperature = 25°C, CW Bias unless otherwise noted)

    Parameters

    symbol

    Minimum

    Typical values

    Maximum

    unit

    Center wavelength

    λ

    1909

    1910

    1911

    nm

    Side Mode Suppression Ratio

    SMSR

    30

    40


    dB

    Threshold current

    Ith


    20

    30

    mA

    Operating current

    Iop


    80

    120

    mA

    Fiber output power

    Pf

    2

    3

    5

    mW

    Quantum Efficiency

    η

    0.08

    0.12


    mW/mA

    Current Tuning Coefficient

    ∆λ/∆I


    0.015


    nm/mA

    Temperature Tuning Coefficient

    ∆λ/∆T


    0.12


    nm/K

    Forward Voltage

    Vf


    1.3

    2

    V

    Thermistor resistance value

    RT

    9.5

    10

    10.5

    Thermistor temperature coefficient



    -4.4


    %/℃

    connectors

    FC/APC


    Spectrum

    1910-02.jpg

     

    Optical Power - Current Curve

    2005.png

     

     

    Tuning Characteristics

    1910nm DFB激光器波长调谐曲线.jpg

     

    Linewidth Test Results

    image.png

     

    Power Stability

    %)LDF`X4NYV5945LZBZZENX_副本.png

     

    Beam Quality

     

    D)XRNI6(B736%L%HB68S3.jpg  

     2D          

    ZUYY5)4Z332N5V9_ZJ`JF.png

     3D


     

    Camera Analysis

    image.png

     

    Pin Definition

    image.png 

     

    PIN#

    Definition

    PIN#

    Definition

    1

    Thermistor

    8

    Case Ground

    2

    Thermistor

    9

    Case Ground

    3

    Laser Cathode (-)

    10

    N/C

    4

    N/C

    11

    Laser Anode (+)

    5

    N/C

    12

    Laser Cathode (-)

    6

    TEC (+)

    13

    Laser Anode (+)

    7

    TEC (-)

    14

    N/C

     

    Absolute maximum rating

    project

    unit

    Minimum

    Typical values

    Maximum

    Shell temperature

    -5

    25

    70

    Chip temperature

    +10

    25

    40

    Operating current

    mA

    0

    100

    150

    Forward voltage

    V

    0.8

    1.2

    1.8

    Semiconductor Refrigerator (TEC) Current

    A

    -

    -

    1.2

    Laser diode (LD) reverse voltage

    V

    -

    -

    2.0

    Photodiode (PD) reverse voltage

    V

    -

    -

    20


    Order  information

    MP-DFB-□□□□-☆-A8▽-XX □□□□:

    Wavelength

    1512:1512nm 

    *****

    1653.7: 1653.7nm 

    1910: 1910nm

    ☆ :Output Power 

    A:2mW

    B:5mW 

    ▽:Wavelength Tolerance

    1:±1nm

    2:±2nm

    XX: Fiber and Connector Type

    SA=SMF-28E+ FC/APC

    SP=SMF-28E+ FC/PC

    PP=PM Fiber+ FC/PC

    PA=PM Fiber+ FC/APC


    Optional Configurations

    --

    Downloads

    Request for Quotation

    We will reply to all your information about the product in time.

  • Product title: 1910nm 3mW DFB Laser Diode
  • Product link: https://www.idealphotonics.com/product/detail/1284.html
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    • Other Requirements:

    • 10+ 10 Years of Experience
    • 50 50 + Countries Bussiness
    • 10000 10k + Diodes sold worldwide
    • 30 30+ Invention patent
    • 10 10+ Advanced Optical Solutions