9.26μm DFB-QCL Laser diode


Central wavelength 9.26μm, Output power ≥20 mW, Wavenumber 1080 cm⁻¹ ,linewidth ≤ 0.2 cm⁻¹, Package Type HHL

Part Number  :  QCL-1080HC
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LD-PD offers single-longitudinal-mode DFB quantum cascade lasers (QCLs) operating within the wavelength range of 4-10 μm. These lasers are applicable in the field of high-sensitivity gas sensing, with their wavelength coverage encompassing the absorption lines of various gases such as carbon dioxide (CO₂) and its isotopes, alkanes, nitrogen oxides, and sulfides. 

Parameters

Electrical Parameters

Operating Mode

CW/PW

Laser Type

DFB

Operating Temperature

15–50 ℃

Thermistor

10 kΩ (@25   ℃)

Optical Parameters

Linewidth

≤ 0.2 cm¹

Tuning Range

±1 cm¹

Side Mode   Suppression Ratio (SMSR)

25 dB

Packaging

Window Material

ZnSe

Window Type

Circular/Parallel

Window Diameter

9.8 mm

Sealing Method

Dry N

Package Type

HHL


Wavelength List

Product Model

Wavelength (µm)

Wavenumber (cm¹)

Output Power

Threshold Current

Detectable Gas

QCL-2310HC

4.33

2310

≥20 mW

≤0.2 A

CO₂, CO₂   isotopes

QCL-2190HC

4.56

2191

≥20 mW

≤0.2 A

N₂O

QCL-2183HC

4.58

2183

≥20 mW

≤0.2 A

N₂O, CO

QCL-1910HC

5.24

1910

≥20 mW

≤0.2 A

QCL-1721HC

5.81

1721

≥20 mW

≤0.2 A

CH₂O

QCL-1505HC

6.64

1505

≥20 mW

≤0.2 A

C₂H₆

QCL-1471HC

6.79

1471

≥20 mW

≤0.2 A

C₂H₄

QCL-1377HC

7.26

1377

≥20 mW

≤0.2 A

QCL-1365HC

7.32

1365

≥20 mW

≤0.2 A

QCL-1351HC

7.4

1351

≥20 mW

≤0.4 A

SO₂

QCL-1333HC

7.5

1333

≥20 mW

≤0.3 A

QCL-1303HC

7.67

1303

≥20 mW

≤0.4 A

QCL-1080HC

9.26

1080

≥20 mW

≤0.3 A


O/E Characteristics

dfb-qcl.png


9.26μm DFB QCL

dfb-qcl14.png



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