1228nm High power DFB Laser diode

The PL-DFB-1228-A-A81 1228nm 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
1228nm High power DFB PM Laser diode [PDF] [RFQ]	PL-DFB-1228-B-A81-PA (Stock NO. Not entered)	Central wavelength 1228nm, Output power 100 mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, PM Fiber, FC/APC	Central wavelength: 1228nm Output power: 100mW Package: 14pin - BF Lead Time: 6-8 weeks	[Please inquire] Call us
1228nm High power DFB SM Laser diode [PDF] [RFQ]	PL-DFB-1228-B-A81-SA (Stock NO. Not entered)	Central wavelength 1228nm, Output power 100 mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, SMF-28E, FC/APC	Central wavelength: 1228nm Output power: 100mW Package: 14pin - BF Lead Time: 6-8 weeks	[Please inquire] Call us

Name

Model

Description

Parameter

Price

1228nm High power DFB PM Laser diode [PDF] [RFQ]

PL-DFB-1228-B-A81-PA
(Stock NO. Not entered)

Central wavelength 1228nm, Output power 100 mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, PM Fiber, FC/APC

Central wavelength: 1228nm

Output power: 100mW

Package: 14pin - BF

Lead Time: 6-8 weeks

[Please inquire]

Call us

1228nm High power DFB SM Laser diode [PDF] [RFQ]

PL-DFB-1228-B-A81-SA
(Stock NO. Not entered)

Central wavelength 1228nm, Output power 100 mW, Narrow Linewidth < 2MHz, Tolerance ±1nm, SMF-28E, FC/APC

Central wavelength: 1228nm

Output power: 100mW

Package: 14pin - BF

Lead Time: 6-8 weeks

[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	1227	1228	1229	nm
Side Mode Suppression Ratio	SMSR	30	40		dB
Threshold Current	Ith		40	60	mA
Operating Current	Iop		300	450	mA
Chip output Power	Pf	40	50	60	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

Optical Spectrum data(Testing Condition@20deg,400mA)

L-I Curve

1228.1.png

Tuning Characteristics

Linewidth Measurement（CW,18.060 kHZ@25deg,200mA)

1228.4.png

Polarization Extinction Ratio Test

1228.5.png

Package Size

1228.2.png

Pin definition

-56e5388b18cfc12b_副本.jpg

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	300	450
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

1228: 1228nm

1392: 1392nm

1512: 1512nm

1567: 1567nm

1572: 1572nm

*****

1653.7: 1653.7nm

☆: Output Power

A: 60mW

B: 100mW

▽: 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

1228nm High power DFB Laser diode

Product model

Parameter

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