1653.7nm Ultra Narrow Linewidth High power DFB Laser diode for Fiber SENSING   2021-12-03    


The PL-DFB-C-A1-1653.7-NL 1653.7nm Ultra High power and Narrow linewidth DFB laser diode module made by LD-PD is a cost effective with output fiber up to 60mw, highly coherent laser source. Which typical narrow linewidth at 500KHZ.The DFB laser diode chip is packaged in an industry standard hermetically sealed 14 pin butterfly package with TEC and PD Built in.


Product model



Name Model Price
1653.7nm Ultra Narrow Linewidth High power PM DFB Laser Diode  [PDF]  [RFQ]

PL-DFB-1653.7-C-A81-PA-NL
Stock NO.: A80112016
USD 2650.00 
 
1653.7nm Ultra Narrow Linewidth High power SM DFB Laser Diode  [PDF]  [RFQ]

PL-DFB-1653.7-C-A81-SA-NL
Stock NO.: A80112015
USD 2500.00 
 


Parameter



Features

● Narrow Linewidth<500KHz

● Excellent wavelength control and stability

● Industry Standard 14 pin Butterfly package

● Mode-Hop free tuning

● Excellant reliability

● Customer specific wavelengths available

E/O Characteristics

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

Parameter

Symbol

Min

Typ

Max

Unit

Centre Wavelength

λ

1650

1653.7

1656

nm

Side Mode Suppression Ratio

SMSR

30

40


dB

Threshold Current

Ith


20

30

mA

Operating Current

Iop


280

500

mA

Chip output Power

Pf

50

60

80

mW

Linewidth(3dB)

L

75

100

500

KHZ

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

1653.7 (1).png

L-I Curve

1653.8 (1).jpg


Wavelength Stability

1653.9 (1).png

Package Size

1052.png

Pin definition

wq.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

400

500

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

● Lidar

● Long distance Fiber Communication

Ordering Info

PL-NL-□□□□-☆-A8▽-XX-NL

□□□□:Wavelength

1392:1392nm

1512:1512nm

1653.7:1653.7nm

*****

1653.7:1653.7nm

☆ :Output Power

A: 10mW

B: 20mW

C: 60mW

▽: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

NL: Narrow Linewidth@500KHZ



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