1028nm DFB PM Laser diode


Central wavelength 1028nm, Output power 40mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, PM980 Fiber, FC/APC

Part Number  :  PL-DFB-1028-A-A81-PA
Unit Price  :  USD [Please inquire]
Lead time  :   [Please inquire]
Inventory quantity   :   [Please inquire]
Stock NO.   :  A80012558
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The PL-DFB-1028-A-A81 1028nm 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

1027.5

1028.0

1028.5

nm

Side Mode Suppression Ratio

SMSR

30

40


dB

Threshold Current

Ith


20

30

mA

Operating Current

Iop


180

250

mA

Chip output Power

Pf

50

70

90

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

1028.jpg

Tuning Characteristics

1208.2.jpg

DFB Linewidth Testing Result

PT Linewidth.jpg


L-I Curve

1208.1.png


Related



Name Model Price
1028nm DFB SM Laser diode [PDF]

PL-DFB-1028-A-A81-SA

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