1485.5nm DFB Tunable laser Diode

The PL-DFB-1485.5-A-A81 1485.5nm 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	Model	Description	Parameter	Price
1485.5nm DFB PM Laser diode [PDF] [RFQ]	PL-DFB-1485.5-A-A81-PA Stock NO.: A80012591	Central wavelength 1485.5nm, Output power 10 mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, PM Fiber, FC/APC	Central wavelength: 1485.5nm Output power: 10mW Package: 14pin - BF Lead Time: in stock	[Please inquire] Call us
1485.5nm DFB SM Laser diode [PDF] [RFQ]	PL-DFB-1485.5-A-A81-SA (Stock NO. Not entered)	Central wavelength 1485.5nm, Output power 10 mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, SMF-28E, FC/APC	Central wavelength: 1485.5nm Output power: 10mW Package: 14pin - BF Lead Time: in stock	[Please inquire] Call us

Name

Model

Description

Parameter

Price

1485.5nm DFB PM Laser diode [PDF] [RFQ]

PL-DFB-1485.5-A-A81-PA
Stock NO.: A80012591

Central wavelength 1485.5nm, Output power 10 mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, PM Fiber, FC/APC

Central wavelength: 1485.5nm

Output power: 10mW

Package: 14pin - BF

Lead Time: in stock

[Please inquire]

Call us

1485.5nm DFB SM Laser diode [PDF] [RFQ]

PL-DFB-1485.5-A-A81-SA
(Stock NO. Not entered)

Central wavelength 1485.5nm, Output power 10 mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, SMF-28E, FC/APC

Central wavelength: 1485.5nm

Output power: 10mW

Package: 14pin - BF

Lead Time: in stock

[Please inquire]

Call us

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

Laser Specifications

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

Parameter	Symbol	Min	Typ	Max	Unit
Centre Wavelength	λ	1485	1485.5	1486	nm
Side Mode Suppression Ratio	SMSR	30	40		dB
Threshold Current	Ith		20	30	mA
Operating Current	Iop		70	100	mA
Chip output Power	Pf	10	15	25	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

1485.5.png

L-I Curve

1485.52.png

Tuning Characteristics

1485.53.png

DFB Linewidth Testing Result

1485.51.png

Package Size

Pin definition

Schematic Diagram (Top View)

TYPE A

1455.3.jpg

TYPE A Pin Connection

PIN#	Function	PIN#	Function
1	Thermistor	8	Case Ground
2	Thermistor	9	Case Ground
3	LD(-)	10	NC
4	Detector (+)	11	LD(+)
5	Detector (-)	12	LD (–), RF
6	TEC (+)	13	LD (+)
7	TEC (–)	14	NC

Absolute Maximum Ratings

Item	Unit	Min	Typ	Max
Case Temperature	℃	-5	25	70
Chip Temperature	℃	+10	25	40
Operating Current	mA	0	70	100
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

● Gas Monitoring

Ordering Info

PL-DFB-□□□□-☆-A8▽-XX

□□□□：Wavelength

1341: 1341nm

1392: 1392nm

1469: 1469nm

1512: 1512nm

1567: 1567nm

*****

1485.5: 1485.5nm

☆ ：Output Power

A：10mW

B：20mW

▽：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

1485.5nm DFB Tunable laser Diode

Product model

Parameter

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