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    • 1348nm DFB SM Laser diode


    Central wavelength 1348nm, Output power 70mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, SM Fiber, FC/APC

    Part Number  :  PL-DFB-1348-A-A81-SA
    Unit Price  :  USD [Please inquire]
    Lead time  :  in stock
    Inventory quantity   :   [Please inquire]
    Stock NO.   :  
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    The PL-DFB-1348-A-A81 1348nm 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

    1347

    1348

    1349

    nm

    Side Mode Suppression Ratio

    SMSR

    30

    40


    dB

    Threshold Current

    Ith


    300

    50

    mA

    Operating Current

    Iop


    250

    300

    mA

    Chip output Power

    Pf

    60

    70

    80

    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


    Optical Spectrum data(Testing Condition@20deg,240mA)

    1348.png


    L-I Curve

    1348.1.png


    Tuning Characteristics

    1348.2.png


    Linewidth Measurement（CW,449.437 kHZ@25deg,200mA) 

    1348.3.png


     Polarization Extinction Ratio Test

    1348.4.png




    Related



    Name Model Price
    1348nm DFB PM Laser diode [PDF]

    PL-DFB-1348-A-A81-PA

    		 [Please inquire]
     Call us 

    Download



    1348nm DFB Laser diode.pdf



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