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    • 1108nm DFB SM Laser diode


    Central wavelength 1108nm, Output power 70mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, SMF-28E, FC/APC

    Part Number  :  PL-DFB-1108-A-A81-SA
    Unit Price  :  USD [Please inquire]
    Lead time  :   [Please inquire]
    Inventory quantity   :   [Please inquire]
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    Recommended

    The PL-DFB-1108-A-A81 1108nm 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

    1107

    1108

    1109

    nm

    Side Mode Suppression Ratio

    SMSR

    30

    40


    dB

    Threshold Current

    Ith


    25

    50

    mA

    Operating Current

    Iop


    400

    450

    mA

    Chip output Power

    Pf


    70

    72.5

    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

    Polarization Extinction RatioPER≥1822

    Connector

    FC/APC


    Spectrum

    1108.png


    Tuning Characteristics

    1108.2.png


    L-I Curve

    1108.1.png


    Linewidth Measurement（CW,222.077 kHZ@25deg,150mA) 

    1108.3.png



    Beam Quality Profiler (2D/3D) 

    D)XRNI6(B736%L%HB68S3.jpg    

    2D 


     ZUYY5)4Z332N5V9_ZJ`JF.png

    3D 


    Related

    Name Model Price
    1108nm DFB PM Laser diode [PDF]

    PL-DFB-1108-A-A81-PA

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    1108nm DFB Laser Diode.pdf


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