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Home / Laser diode / Distributed Feedback Laser / 976nm DFB Laser diode for Seed Laser

976nm DFB Laser diode for Seed Laser

The PL-DFB-976-A1 976nm 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
976nm DFB PM Laser diode $2850.00
976nm DFB SM Laser diode $2750.00
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

975.5

976.0

976.5

nm

Side Mode Suppression Ratio

SMSR

30

40


dB

Threshold Current

Ith


20

30

mA

Operating Current

Iop


120

150

mA

Chip output Power

Pf

20

30

40

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

976.jpg

L-I Curve

976.png

Beam Quality

975F_副本.jpg

                                                                     2D 

  

974F_副本.png  

                                                                     3D

Package Size

pk.png

Pin definition

6333.png

1

Thermoelectric Cooler (+)

8

N/C

2

Thermistor

9

N/C

3

PD Monitor Anode (-)

10

Laser Anode (+)

4

PD Monitor Cathode (+)

11

Laser Cathode (–)

5

Thermistor 

12

N/C

6

N/C

13

Case Ground

7

N/C

14

Thermoelectric Cooler (–)


Absolute  Maximum Ratings

Item

Unit

Min

Typ

Max

Case Temperature

-5

25

70

Chip Temperature

+10

25

40

Operating Current

mA

0

180

250

Forward Voltage

V

0.8

1.2

2.1

TEC Current

A

-

1.2

1.2

Reverse VoltageLD

V

-

-

2.0

Reverse Voltage(PD)

V

-

-

20

Application

● Tunable diode laser absorption spectroscopy

● Seed laser

● Fiber laser

OEM Info

PL-DFB- □□□□-☆-A8▽- XX

□□□□: Wavelength

0976: 976nm

1030: 1030nm

1532: 1532nm

1392: 1392nm

1512: 1512nm

1567: 1567nm

*****

1653.7: 1653.7nm

☆ : Output Power

A: 20mW

B: 40mW

▽: Wavelength Tolerance

1: ±1nm

2: ±2nm

XX: Fiber and Connector Type

SA=HI1060+ FC/APC

SP=HI1060+ FC/PC

PA=PM980 Fiber+ FC/APC

PP=PM980 Fiber+ FC/PC