• Home
  • Laser diode
  • Distributed Feedback Laser
  • 852nm low Cost DFB Laser diode (Operation at Room Temperature)

    • 852nm DFB PM Laser diode


    Central wavelength 852nm, Output power 40mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, PM850 Fiber, FC/APC

    Part Number  :  PL-DFB-852-A-A81-PA-R
    Unit Price  :  USD [Please inquire]
    Lead time  :   [Please inquire]
    Inventory quantity   :   [Please inquire]
    Stock NO.   :  A80012026
    Email Us Request for Quotation

    The PL-DFB-852-A-A81-SA-R 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 and PD Built in.We special design the area only work in room Temperature. Our diode has good performance from 20-30℃.

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

    Parameter

    Symbol

    Min

    Typ

    Max

    Unit

    Centre Wavelength

    λ

    851.5

    852.0

    852.5

    nm

    Side Mode Suppression Ratio

    SMSR

    30

    40


    dB

    Threshold Current

    Ith


    20

    30

    mA

    Operating Current

    Iop


    120

    150

    mA

    Operation Temperature

    Top

    20

    25

    30

    ℃

    Chip output Power

    Pf

    50

    70

    90

    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

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


    Spectrum

    a7908785-b97d-451f-9625-842d87b4801e.jpg

    Wavelength Stability

    `_35]P0R_)8S1@@8OLM~$ZA.png


    ac61b19f-a15a-4764-9622-eb2d19cbb9a9.jpg


    CZLRQP{M40]}YKB]3{)P2~Q.png

    Tuning Characteristics

    8522.png

    L-I Curve

    8523.png

    Wavelength Stability

    851.jpeg


    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 DFB SM Laser diode [PDF]

    PL-DFB-852-A-A81-SA-R

    		 [Please inquire]
     Call us 

    Download



    852nm DFB PM Laser diode.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