CWDM Select Wavelengthlaser Diodes
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Product Description:
The SWLD series laser diodes cover customer selection of largewavelengths from 1260nm to 1650nm which are fabricated in a hermetically sealed14-pin butterfly package.The laser diodes contains thermoelectric cooler (TEC), thermistor, monitor photodiode,opticalisolator to secure high quality laser performance. The Laser Diodes wavelengthis λn±2nm，Output power:≥20mW, Pigtail Type:SM fiber with 900um tight tube, 1.0m, FC/APC connector. Our laser products arecordia GR-468 qualified, and in compliance with RoHS directives.
Applications:
LAN, WAN and metro networks
C/DWDMsystems
Fiberoptic sensors
Laser sources
CATV systems
Features:
High output power(10~100mW)
High-performance,multiquantum well (MQW) distributed-feedback (DFB) laser
Industry-standard, 14-pin butterfly package
Built-in TEC and optical isolator
ITU wavelengths available from 1260 nm —1650 nm
Customer selection of wavelengths
OpticalCharacteristics (at 25 °C laser temperature)
Parameter | Symbol | Condition | Min. | Typical | Max. | Unit |
Center Wavelength | λc | TL=15～35℃ CW | λn-2 | λn | λn+2 | nm |
Peak Optical Output Power | PO | - | 20 | - | - | mW |
Spectral linewidth | LW | Full width, half maximum (FWHM) | - | 3 | - | MHz |
Bandwidth（@-3dB） | BW | - | - | 2.5 | - | GHz |
Side-mode Suppression Ratio | SMSR | CW | 35 | 45 | - | dB |
Optical Isolation | - | -10 < TC < +70 oC | 30 | - | - | dB |
Relative Intensity Noise | RIN | CW, output power 5mW | - | -145 | - | 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 | - | - | 0.01 | - | nm/mA |
Note:λn can select CWDM ITU grid.
