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    • 852nm High Power DFB SM Laser Diode (Built in Isolator)


    Central wavelength 852nm, Output power 30mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, HI780, FC/APC

    Part Number  :  PL-DFB-852-A-A81-SA
    Unit Price  :  USD [Please inquire]
    Lead time  :  in stock
    Inventory quantity   :   [Please inquire]
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    Recommended

    The PL-DFB-852-A-A81-SA 852nm 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,Isolator and PD Built in.We special design the area only work with Full Temperature. Our diode has good performance from -10-50℃.

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

    Parameter

    Symbol

    Min

    Typ

    Max

    Unit

    Centre Wavelength

    λ

    851.0

    852.0

    853.0

    nm

    Side Mode Suppression Ratio

    SMSR

    40

    50


    dB

    Threshold Current

    Ith


    20

    30

    mA

    Operating Current

    Iop


    300

    350

    mA

    Operation Temperature

    Top

    0

    25

    50

    ℃

    Power in Fiber

    Pf

    20

    30

    40

    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

    Isolation Degree

    ISO


    30


    dB

    Thermistor Resistance

    RT

    9.5

    10

    10.5

    KΩ

    Thermistor Temp. Coefficient



    -4.4


    %/°C

    Connector

    FC/APC

    Note: All the performance we can guarantee at operation temperature from 20-30deg.


    Spectrum

    852nm High Power DFB Laser Diode.png

    Wavelength Stability

    852nm High Power DFB Laser Diode 3.jpg



    Tuning Characteristics

    852nm High Power DFB Laser Diode 1.png

    L-I Curve

    852nm High Power DFB Laser Diode2.png


    DFB Linewidth Testing Result(Typical 130KHz)

    852nm High Power DFB Laser Diode 4.png


    RIN level Test Results

    42e3f31c8ceffc40eb6bff8e53a1543f.jpg


    Panda PM980 Fiber Nominal Characteristics and Tolerances

    Parameters

    Specification

    Fiber Bend Radius

    3cm

    Max Attenuation

    2.1dB/km

    Cladding Diameter

    125um

    Coating Diameter

    250um

    Core Cladding   Concentricity

    ≤0.5um

    Mode Field diameter

    6.6um

    NA=0.12; FC/APC (narrow key)

    1039.png

    The output light is polarized along the slow axis of PM fiber

    Thermistor specs

    Parameters

    Value

    Unit

    Thermistor Type

    NTC


    Resitance@25deg

    10000

    ohm

    Resistance Tol.±

    1

    %

    Beta 0-50 deg

    3375

    K


    Related

    Name Model Price
    852nm High Power DFB PM Laser Diode (Built in Isolator) [PDF]

    PL-DFB-852-A-A81-PA

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    852nm DFB SM Laser diode.pdf


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