• Home
  • Laser diode
  • Distributed Feedback Laser
  • 1653.7nm Ultra Narrow Linewidth High power DFB Laser diode for Fiber SENSING

    • 1653.7nm Ultra Narrow Linewidth High power PM DFB Laser Diode


    Central wavelength 1653.7nm; Optical output 60mW; SMSR 40dB; Linewidth(3dB) ＜500 KHZ; PM fiber; FC/APC

    Part Number  :  PL-DFB-1653.7-C-A81-PA-NL
    Unit Price  :  USD [Please inquire]
    Lead time  :  in stock
    Inventory quantity   :   [Please inquire]
    Stock NO.   :  A80112016
    Email Us Request for Quotation

    The PL-DFB-C-A1-1653.7-NL 1653.7nm Ultra High power and Narrow linewidth DFB laser diode module made by LD-PD is a cost effective with output fiber up to 60mw, highly coherent laser source. Which typical narrow linewidth at 500KHZ.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

    1650

    1653.7

    1656

    nm

    Side Mode Suppression Ratio

    SMSR

    30

    40


    dB

    Threshold Current

    Ith


    20

    30

    mA

    Operating Current

    Iop


    280

    500

    mA

    Chip output Power

    Pf

    50

    60

    80

    mW

    Linewidth(3dB)

    L

    75

    100

    500

    KHZ

    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

    1653.7 (1).png


    Inewidth Measurement（CW,25deg) 

    UIH.jpg


    L-I Curve

    1653.8 (1).jpg


    Wavelength Stability

    1653.9 (1).png


    Related



    Name Model Price
    1653.7nm Ultra Narrow Linewidth High power SM DFB Laser Diode [PDF]

    PL-DFB-1653.7-C-A81-SA-NL

    		 [Please inquire]
     Call us 

    Download



    1653.7nm Ultra Narrow Linewidth High power DFB Laser diode for Fiber SENSING.pdf



    Recommended



     1640nm DFB Laser Diode For C2H6 Sensing
    1645nm DFB Laser Diode For C2H4 Sensing
    1520nm DFB Laser diode for C2H2 Sensing
    1960nm DFB Tunable Laser diode for N2O Gas
    1455nm DFB Tunable Laser Diode
    1614.2nm DFB Laser diode for CH4 Sensing

    Request for Quotation



    By using this website and services, you agree to our use of cookies. Cookies enable us to better provide member services and record your browsing records in a short time. OK Learn more
    10+
    10 Years of Experience
    50+
    50 + Countries Bussiness
    10000+
    10k + Diodes sold worldwide
    30+
    30+ Invention patent
    1
    1 Semiconductor Lab
    10
    10+ Advanced Optical Solutions
    Add : 288 Woodlands Loop #04-00, Singapore 738100 Email : info@ld-pd.com Tel : （+65)31638599 Fax : (+65)31588700 Copyright © 2012-2025 LD-PD PTE. LTD. All Rights Reverved  LD-PD PTE. LTD. is proud to be RoHS certified through SGS and ISO9001 certified through GIC.
    close[X]
    Your shopping cart
    Model Quantity Price Subtotal
    Total price：USD:
    View shopping cart Settlement
     TOP
    提示