close[X]
Your shopping Cart
Part No. Quantity Price Subtotal ETD
Total:$0
Freight and Insurance cost: $ 0.00
View Shopping Cart Checkout
Home / Laser diode / Distributed Feedback Laser / 2004nm DFB Laser diode for CO2 Gas monitoring

2004nm DFB Laser diode for CO2 Gas monitoring

The PL-DFB-2004-A1 2004nm 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.

Name Price Operation
2004nm DFB PM Laser diode $3500.00
2004nm DFB SM Laser diode $3200.00
Features

● Narrow Linewidth < 2MHz

● Excellent wavelength control and stability

● Industry Standard 14 pin Butterfly package

● Mode-Hop free tuning

● Excellant 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

2003

2004

2005

nm

Side Mode Suppression Ratio

SMSR

30

40


dB

Threshold Current

Ith


20

30

mA

Operating Current

Iop


80

120

mA

Chip output Power

Pf

2

3

5

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

Connector

FC/APC


Spectrum

{BCF28C74-7A36-EEA1-0B66-D90F31A5E83A}.png

Tuning Characteristics

2004.png

L-I Curve

2005.png

Central Wavelength 

2004.jpg


Wavelength Stability

2005.jpg


Beam Quality

D)XRNI6(B736%L%HB68S3.jpg     ZUYY5)4Z332N5V9_ZJ`JF.png

                                                     2D                                                                                                                   3D

Package Size

pk.png

Pin definition

1370.jpg


1

Thermistor

8

Case Ground

2

Thermistor

9

 Case Ground

3

Laser dc Bias   (Cathode) (–)

10

Case Ground

4

PD Monitor Anode   (-)

11

Laser Anode (+)

5

PD Monitor Cathode   (+)

12

RF Laser Input   Cathode (–)

6

Thermoelectric Cooler (+)

13

Laser Anode (+)

7

Thermoelectric Cooler (–)

14

Case Ground


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

Application

● Tunable diode laser absorption spectroscopy

● CO2 Monitoring

OEM Info

PL-DFB-□□□□-☆-A8▽-XX

□□□□:Wavelength

1512:1512nm

*****

1653.7:1653.7nm

2004:2004

☆ :Output Power

A:2mW

B:5mW

▽: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