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    • 1854.1nm DFB SM Laser diode


    Central wavelength 1854.1nm, Output power 2mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, SMF-28E, FC/APC

    Part Number  :  PL-DFB-1854.1-A-A81-SA
    Unit Price  :  USD [Please inquire]
    Lead time  :   [Please inquire]
    Inventory quantity   :   [Please inquire]
    Stock NO.   :  A80012423
    Email Us Request for Quotation

    The PL-DFB-1854.1-A-A81 1854.1nm 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.

    Electrical/Optical Characteristics(Tsub=25°C, CW bias unless stated otherwise)

    Parameter

    Symbol

    Min

    Typ

    Max

    Unit

    Centre Wavelength

    λ

    1853.5

    1854.1

    1854.5

    nm

    Side Mode Suppression Ratio

    SMSR

    30

    40


    dB

    Threshold Current

    Ith


    20

    30

    mA

    Operating Current

    Iop


    80

    200

    mA

    Chip 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

    RT

    9.5

    10

    10.5

    KΩ

    Thermistor Temp. Coefficient



    -4.4


    %/°C

    Connector

    FC/APC


    Spectrum

    _JCVZ1.jpg


    L-I Curve

    X[_JZ6$36{02XT%$Q[%A0QG.jpg

    Tuning Characteristics

    1854.2.png

    DFB Linewidth Testing Result

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


    Mode hope tuning Range

    1854.jpg


    Beam Quality

    D)XRNI6(B736%L%HB68S3.jpg    

    2D 


     ZUYY5)4Z332N5V9_ZJ`JF.png

    3D


    Related



    Name Model Price
    1854.1nm DFB PM Laser diode [PDF]

    PL-DFB-1854.1-A-A81-PA

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    1854.1nm DFB Tunable Laser diode.pdf



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