• Home
  • Laser diode
  • Distributed Feedback Laser
  • 1662.3nm DFB Laser Diod

    • 1662.3nm DFB SM Laser diode


    Centre Wavelength 1662.3nm, Output power 50mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, SMF-28E, FC/APC

    Part Number  :  PL-DFB-1662.3-A-A81-SA-NL
    Unit Price  :  USD [Please inquire]
    Lead time  :   [Please inquire]
    Inventory quantity   :   [Please inquire]
    Stock NO.   :  A80012903
    Email Us Request for Quotation

    The PL-DFB-1662.3-A-A81 1662.3nm High power DFB Laser diod 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

    1661.3

    1662.3

    1663.3

    nm

    Side Mode Suppression Ratio

    SMSR

    30

    40


    dB

    Threshold Current

    Ith


    20

    30

    mA

    Operating Current

    Iop


    250

    300

    mA

    Chip output Power

    Pf


    40

    50

    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

    1662.30.png


    L-I Curve

    1662.31.png

    Tuning characteristics


    1662.32.png


    Linewidth Measurement（CW,207.619 kHZ@25deg,200mA) 

    1662.33.png


    Beam Quality Profiler (2D/3D) 

    D)XRNI6(B736%L%HB68S3.jpg    

    2D 


     ZUYY5)4Z332N5V9_ZJ`JF.png

    3D


    Related



    Name Model Price
    1662.3nm DFB PM Laser diode [PDF]

    PL-DFB-1662.3-A-A81-PA-NL

    		 [Please inquire]
     Call us 

    Download



    1662.3nm DFB Laser Diod.pdf



    Recommended



     1512nm DFB Laser diode for NH3 Sensing
    1392nm DFB Laser diode for H2O Sensing
    1567nm DFB Laser diode for CO Sensing
    1270nm DFB Laser diode for HF Sensing
    1532nm DFB Laser diode for C2H2 Sensing
    1572nm DFB Laser diode for CO2 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