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  • 1742nm 15mW DFB Laser Diode for HCl Gas Monitoring

    The 1742nm DFB laser diode module is a cost-effective, high-coherence laser source. The DFB laser chip is packaged in an industry-standard hermetic 14-pin butterfly package, with integrated internal Thermoelectric Cooler (TEC) and Photodetector (PD).

    Product features:Narrow linewidth (< 2 MHz); industry-standard 14-pin butterfly package; excellent wavelength control and stability; mode-hop-free tuning; high reliability; customizable wavelength available on request

    Part Number:MP-DFB-1742-15-A81-14BF-SA

    Application area:Tunable Diode Laser Absorption Spectroscopy (TDLAS) | Hydrogen Chloride (HCl) Monitoring

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    Main parameters
  • Core parameters
  • Center Wavelength Output Power

    1742nm 15mW

  • Dimension Drawing
  • General Parameters

    Detailed Parameters

    Technical Specifications

    Parameter

    Symbol

    Min.

    Typical

    Max.

    Unit

    Central Wavelength

    λ

    1741

    1742

    1743

    nm

    Side Mode Suppression Ratio (SMSR)

    SMSR

    30

    40

    -

    dB

    Threshold Current

    Ith

    -

    20

    30

    mA

    Operating Current

    Iop

    -

    80

    120

    mA

    Chip Output Power

    Pf

    10

    15

    30

    mW

    Quantum Efficiency

    η

    0.08

    0.12

    -

    mW/mA

    Current Tuning Coefficient

    Δλ/ΔI

    -

    0.015

    -

    nm/mA

    Temperature Tuning Coefficient

    Δλ/ΔT

    -

    0.12

    -

    nm/K

    Forward Voltage

    Vf

    -

    1.3

    2

    V

    Thermistor Resistance

    RT

    9.5

    10

    10.5

    Thermistor Temperature Coefficient

    -

    -

    -4.4

    -

    %/∘C

    Fiber Connector

    -

    FC/APC


    Spectrum

    1742.png

     

    L-I Curve

    E_OD04VZ9A@Z2ZHL(DQ}_KD.png

     

    DFB Linewidth Test Results

    PT Linewidth.jpg

     

    Wavelength Stability

     

    D)XRNI6(B736%L%HB68S3.jpg 

    2D

    ZUYY5)4Z332N5V9_ZJ`JF.png

    3D


     

    Camera Analysis

    89A31A99B922B0A5004C93A98748FF54.png

     

     

    Pin Definition

    图片3.png 

    PIN#

    Definition

    PIN#

    Definition

    1

    Thermistor

    8

    Case Ground

    2

    Thermistor

    9

    Case Ground

    3

    Laser Cathode(-)

    10

    NC

    4

    NC

    11

    Laser Anode(+)

    5

    NC

    12

    Laser Cathode(-)

    6

    TEC(+)

    13

    Laser Anode(+)

    7

    TEC(-)

    14

    NC

     

    Absolute Maximum Ratings

    Item

    Unit

    Min.

    Typical

    Max.

    Case Temperature

    ∘C

    -5

    25

    70

    Chip Temperature

    ∘C

    +10

    25

    40

    Operating Current

    mA

    0

    100

    120

    Forward Voltage

    V

    0.8

    1.2

    1.8

    TEC Current

    A

    -

    -

    1.2

    Reverse Voltage (LD)

    V

    -

    -

    2.0

    Reverse Voltage (PD)

    V

    -

    -

    20

     

    HCI

    image.png 


    Purchase information

    MP-DFB-□□□□-☆-A8▽-XX 

    □□□□: Wavelength

    1341:1341nm

    1368:1368nm

    1392:1392nm

    1512:1512nm

    1567:1567nm

     *****

    1742:1742nm

    ☆ :Output Power

    A:7mW

    B:20mW

    C: 50mW

    ▽:Wavelength Tolerance

    1:±1nm

    2:±2nm

    XX: Fiber and Connector Type

    SA=SMF-28E+ FC/APC

    SP=SMF-28E+ FC/PC 

    PP=PM Fiber+ FC/PC

    PA=PM Fiber+ FC/APC


    Optional Configurations

    --

    Downloads

    Request for Quotation

    We will reply to all your information about the product in time.

  • Product title: 1742nm 15mW DFB Laser Diode for HCl Gas Monitoring
  • Product link: https://www.idealphotonics.com/product/detail/1281.html
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    • Other Requirements:

    • 10+ 10 Years of Experience
    • 50 50 + Countries Bussiness
    • 10000 10k + Diodes sold worldwide
    • 30 30+ Invention patent
    • 10 10+ Advanced Optical Solutions