1645nm DFB SM Laser diode


Central wavelength 1645nm, Output power 10 mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, SMF-28E, FC/APC

Part Number  :  PL-DFB-1645-A-A81-SA
Unit Price  :  USD [Please inquire]
Lead time  :   [Please inquire]
Inventory quantity   :   [Please inquire]
Stock NO.   :  A80012381
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The PL-DFB-1645-A-A81 1640nm 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.

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

Parameter

Symbol

Min

Typ

Max

Unit

Centre Wavelength

λ

1644.5

1645.0

1645.5

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

10

15

30

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

QQ图片20200401175010.png

L-I Curve

1648.png

Tuning characteristics

1B514F78250306A959C0ECBB517D87C5.png

DFB Linewidth Testing Result

2345截图20200612082913.png

Wavelength Stability

1645.0nm 波长.png

Beam Quality Profiler (2D/3D) 

D)XRNI6(B736%L%HB68S3.jpg    

2D 


 ZUYY5)4Z332N5V9_ZJ`JF.png

3D


Related



Name Model Price
1645nm DFB PM Laser diode [PDF]

PL-DFB-1645-A-A81-PA

USD 1650.00 
 

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