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DFB Laser Diodes Butterfly PM Fiber 1550

DFB Laser Diodes Butterfly PM Fiber 1550

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Part Number: SWLD-1550PM-X

DFB Butterfly Laser Diodes PM Fiber 1550nm Select Wavelength Laser Diodes

Product Description:

The SWLD series laser diodes cover customer selection of large wavelengths range from 1260nm to 1650nm which are fabricated in a hermetically sealed 14-pin butterfly package. The laser diodes contains thermoelectric cooler (TEC), thermistor, monitor photodiode to secure high quality laser performance.

The Laser Diodes wavelength of 1550±2nm, Output power: ≥10mW, Pigtail Type: PMF 1550 fiber with 900um loose tube, 1.0m, FC/APC connector. Our laser products are Telcordia GR-468 qualified, and in compliance with RoHS Directives.

Applications:

LAN, WAN and metro networks

C/DWDM systems

Fiberoptic sensors

Laser sources

CATV systems

Features:

High output power(≥10mW)

High-performance, multiquantum well (MQW) distributed-feedback (DFB) laser

Industry-standard, 14-pin butterfly package

Built-in TEC, no optical isolator

λc of 1550±2nm

Reliability: Telcordia GR-468. RoHS

Performance Specifications:

Absolute Maximum Ratings Stresses in excess of the absolute maximum ratings can cause permanent damage to the device. These are absolute stress ratings only. Functional operation of the device is not implied at these or any other conditions in excess of those given in the operational sections of the data sheet. Exposure to absolute maximum ratings for extended periods can adversely affect device reliability.

Parameter Symbol Condition Min. Typical Max. Unit
Storage Temperature Ts - -40 - +85
Operating Case Temperature Top - -20 - +65
Forward Current IF CW - - 200 mA
Laser Reverse Voltage VLR - - - 2 V
PD Forward Current IFPD - - - 5 mA
PD Reverse Voltage VRPD - - - 10 V
TEC Current ITEC - - - 1.5 A
TEC Voltage VTEC - - - 3.5 V

Optical Characteristics (at 25 °C laser temperature)

Parameter Symbol Condition Min. Typ. Max. Unit
Center Wavelength λc TL=15~35℃, CW 1548 1550 1552 nm
Peak Optical Output Power PO - 10 - - mW
Spectral Linewidth LW FWHM - 3 5 MHz
Side-mode Suppression Ratio SMSR CW 50 - - dB
Polarization Extinction Ratio PER - 20 - - dB
Relative Intensity Noise RIN 20-1000MHz - - -140 dB/Hz
Wavelength Drift (EOL) △λ Tested over

25-year lifetime
- - ±0.1 nm
Wavelength Temperature Coefficient Δλ/ΔT TEC temperature

at 15℃ to 35℃
- 0.09 - nm/°C
Wavelength Current Coefficient Δλ/ΔΙ - - 0.008 - nm/mA

Electrical Characteristics (at 25 °C laser temperature)

Parameter Symbol Condition Min. Typical Max. Unit
Threshold Current ITH - - 10 35 mA
Slope Efficiency ƞ PO=10mW(CW) 0.05 0.13 0.2 mW/mA
Operating Current Iop PO=10mW(CW) - 100 150 mA
TEC Set Temperature Ts - 15 - 35
Laser Forward Voltage VF PO=10mW(CW) - 1.2 3.0 V
Monitor PD Current IMPD PO=10mW(CW) 10 - 2500 μA
Monitor Dark Current ID IF=0mA, VRPD=5V - - 0.1 μA
Thermistor Current ITC - 10 - 100 μA
Thermistor Resistance RTH TL=25°C 9.5 10 10.5
TEC Current ITEC TL=25°C, TC=65°C - 0.8 1.5 A
TEC Voltage VTEC TL=25°C, TC=65°C - 1.5 3.5 V
TEC Capacity ΔT Tc=65℃ - - 50 °C
Thermistor Temperature - - - - 100 °C

Fiber Pigtail Specifications

Parameters Description
Fiber Type PMF 1550
Jacket Type 900μm loose tube
Pigtail Length 1.0±0.1m
Connector Type FC/APC

Note: The PM fiber and the connector key are aligned to the slow axis, the slow axis works.

Package Drawing (Mechanical Dimensions):

Dimensions are in millimeters.

Pin Assignments:

1 Thermistor
2 Thermistor
3 Laser dc Bias (Cathode) (–)
4 Monitor PD Anode (-)
5 Monitor PD Cathode (+)
6 Thermoelectric Cooler (+)
7 Thermoelectric Cooler (–)
8 Case Ground
9 Case Ground
10 NC
11 Laser Anode (+)
12 Laser RF Cathode (-)
13 Laser Anode (+)
14 NC

Test Report:

The test report should be provided when the products are delivered. Following characteristic test data should be included: Optical Output Power, Center Wavelength, Spectrum chart, PER, P-I curve, Pin Assignments.

Packaging:

Vacuumize anti-static plastic package. Following items should be indicated on the outer packaging surface: Product Name, Product Number, Serial Number.

Ordering Information:


This product belongs to F-tone Networks' optical components product line. For detailed specifications, please contact our sales team. Thank you!
Important Notice:
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.

Power and Wavelength Testing

Test the signal delivering strength and wavelength, to ensure the signal decoding capacity of the receiver, and the wavelength remains consistent from the transmitter to the receiver.

Power and Wavelength Testing

Traffic Testing

Test the bit error rate and packet loss rate, to make them meet the corresponding standards and ensure the performance of transceivers.

Traffic Testing

Optical Performance Testing

Test the transceivers' eye diagram situation, receiving sensitivity, extinction ratio, wavelength, light-emitting, light-receiving, current and voltage, to ensure the signal quality, stability and reliability of the transmission.

Optical Performance Testing

End Face Testing

Check the end face of the transceivers and keep them clean for more stable data transmission, better performance, and durability.

End Face Testing

Various Switch Tests

Every module is quality tested for compatibility in the multi-brand switches environment, guaranteeing flawless operations.

Various Switch Tests

About F-tone Networks

F-tone Networks is now a world leader in development of optical transceivers and provide a wide range of high-speed optical solutions for optical communication networking, especially for AI, Data Center, enterprise data networking, Industry, aerospace, mining, shipbuilding, railway, metro, long haul transport networking, and mobile access networking applications
F-tone Networks invested in foundational photonics technologies and extensive product development and engineering with global presence in many area also.