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    • 1625nm DFB SM Laser diode（TO39）


    Centre Wavelength 1625nm, Output power 20 mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, TO39

    Part Number  :  PL-DFB-1625-B-A81-TO39
    Unit Price  :  USD [Please inquire]
    Lead time  :  in stock
    Inventory quantity   :   [Please inquire]
    Stock NO.   :  A80011226
    Email Us Request for Quotation

    The PL-DFB-1625-A-A81 1625nm DFB laser diode module made by LD-PD is a cost effective, highly coherent laser source. The DFB laser diode chip is packaged in an industry standard hermetically sealed 14 pin butterfly package with TEC and PD Built in.

    Tsub=25°C, CW bias unless stated otherwise

    Parameter

    Symbol

    Min

    Typ

    Max

    Unit

    Centre Wavelength

    λ

    1624

    1625

    1626

    nm

    Side Mode Suppression Ratio

    SMSR

    30

    40


    dB

    Threshold Current

    Ith


    20

    30

    mA

    Operating Current

    Iop


    80

    120

    mA

    Chip output Power

    Pf

    10

    20

    30

    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

    RT

    9.5

    10

    10.5

    KΩ

    Thermistor Temp. Coefficient



    -4.4


    %/°C


    Spectrum

    1625.png

    1626.png

    L-I Curve

    E]W7.png

    DFB Linewidth Testing Result

    3F}3~5GMTW8F9$)8_GB@VSG.png


    Wavelength Stability

    1625nm 波长.png

    Power Stability

    1628.png


    2F Signal testing Condition(200pm C2H4,20m optical path,25℃,1atm)

    1629.jpg

    1630.png


    Beam Quality

    D)XRNI6(B736%L%HB68S3.jpg    

    2D 


     ZUYY5)4Z332N5V9_ZJ`JF.png

    3D

    Camera Analysis 

    89A31A99B922B0A5004C93A98748FF54.png


    Download



    1625nm DFB Laser Diode For C2H4 Sensing（TO39 Package）.pdf



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