1814nm DFB Laser diode for NO Gas Sensing(TO39 Package)


The PL-DFB-1814-A-A81 1814nm 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 TO39 package with TEC and PD Built in.



Product model


Name Model Price
1814nm DFB SM Laser diode(TO39)   [PDF]  [RFQ]

PL-DFB-1814-A-A81-TO39
Stock NO.: A80011266
[Please inquire]


Parameter



Features

● Narrow Linewidth < 2MHz

● Excellent wavelength control and stability

● Industry Standard TO39 package

● Mode-Hop free tuning

● Excellent reliability

● Customer specific wavelengths available

Laser Specifications

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

Parameter

Symbol

Min

Typ

Max

Unit

Centre Wavelength

λ

1813

1814

1815

nm

Side Mode Suppression Ratio

SMSR

30

40


dB

Threshold Current

Ith


20

30

mA

Operating Current

Iop


80

120

mA

Chip output Power

Pf3

5

8

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

Thermistor Temp. Coefficient



-4.4


%/°C


Spectrum

BED70CE6427E3CA3800DCBD489965D32.png

L-I Curve

1814.5.png

Dimensions and Pin definitions

Uinte(mm)

t3.jpg


Absolute Maximum Ratings

Item

Unit

Min

Typ

Max

Case Temperature

  

-5

25

70

Chip Temperature

+10

25

40

Operating Current

mA

0

100

120

Forward Voltage

V

0.8

1.2

1.8

TEC Current

A

-

-

1.2

Reverse VoltageLD

V

-

-

2.0

Reverse Voltage(PD)

V

-

-

20


NO

8U~4}ZNV[E8ECJLJW)LIEFO.jpg


Application

● Tunable diode laser absorption spectroscopy

● NO Monitoring

Ordering Info

PL-DFB-□□□□-☆-A8▽-TO39

□□□□:Wavelength

1530: 1530nm

1600: 1600nm

*****

1814: 1814nm

☆ :Output Power

A:5mW

B:10mW

▽:Wavelength Tolerance

1:±1nm

2:±2nm




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