1550nm high power DFB Laser diode （Low Current Wavelength tuning Tuning coefficient）

The PL-DFB-1550-C-A81 1550nm 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.

Name	Model	Description	Parameter	Price
1550nm Ultra Narrow Linewidth High Power SM DFB Laser (Without isolator) [PDF] [RFQ]	PL-DFB-1550-500-60-A81-SA-NL Stock NO.: A80112013	Central wavelength 1550nm, Output power 60mW, SMSR 40dB, Linewidth 500KHZ; Tolerance ±1nm, SM Fiber, FC/APC ,Without isolator	Central wavelength: 1550nm Output power: 60mW Package: 14pin - BF Connector: FC/APC Lead Time: in stock	USD 1800.00
1550nm high power DFB Laser diode （Low Current Wavelength tuning Tuning coefficient） [PDF] [RFQ]	PL-DFB-1550-500-60-A81-PA-NL Stock NO.: A80112014	Central wavelength 1550nm, Output power 60mW, SMSR 40dB, Linewidth 500KHZ; Tolerance ±1nm, PM Fiber, FC/APC	Central wavelength: 1550nm Output power: 60mW Package: 14pin - BF Connector: FC/APC Lead Time: in stock	USD 1800.00

Name

Model

Description

Parameter

Price

1550nm Ultra Narrow Linewidth High Power SM DFB Laser (Without isolator) [PDF] [RFQ]

PL-DFB-1550-500-60-A81-SA-NL
Stock NO.: A80112013

Central wavelength 1550nm, Output power 60mW, SMSR 40dB, Linewidth 500KHZ; Tolerance ±1nm, SM Fiber, FC/APC ,Without isolator

Central wavelength: 1550nm

Output power: 60mW

Package: 14pin - BF

Connector: FC/APC

Lead Time: in stock

USD 1800.00

1550nm high power DFB Laser diode （Low Current Wavelength tuning Tuning coefficient） [PDF] [RFQ]

PL-DFB-1550-500-60-A81-PA-NL
Stock NO.: A80112014

Central wavelength 1550nm, Output power 60mW, SMSR 40dB, Linewidth 500KHZ; Tolerance ±1nm, PM Fiber, FC/APC

Central wavelength: 1550nm

Output power: 60mW

Package: 14pin - BF

Connector: FC/APC

Lead Time: in stock

USD 1800.00

Parameter

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

E/O Characteristics

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

Parameter	Symbol	Min	Typ	Max	Unit
Centre Wavelength	λ	1549.5	1550.0	1550.5	nm
Side Mode Suppression Ratio	SMSR	30	40		dB
Threshold Current	Ith		20	30	mA
Operating Current	Iop		280	300	mA
Chip output Power	Pf	50	60	100	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	KΩ
Thermistor Temp. Coefficient			-4.4		%/°C
Connector	FC/APC

Spectrum

Wavelength Stability

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L-I Curve

Tuning Characteristics

Package Size

Pin definition

Pin	Function	Pin	Function
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	280	300
Forward Voltage	V	0.8	1.2	1.8
TEC Current	A	-	-	1.2
Reverse Voltage（LD）	V	-	-	2.0
Reverse Voltage(PD)	V	-	-	20

Application

● Tunable diode laser absorption spectroscopy

● Lidar

● Long distance Fiber Communication

Ordering Info

PL-DFB-□□□□-△-☆-A8▽-XX-NL

□□□□: Wavelength

1392: 1392nm

1512: 1512nm

1550: 1550nm

*****

1653.7: 1653.7nm

△:Typ Linewidth

500:500KHZ

☆: Output Power

10: 10mW

20: 20mW

60: 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

1550nm high power DFB Laser diode （Low Current Wavelength tuning Tuning coefficient）

Product model

Parameter

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