The 1550nm 40mW 200Khz Narrow Linewidth DFB Butterfly Laser Diode is based on a unique single DFB chip, adopts a unique chip design, advanced packaging technology, has low linewidth and relative intensity noise, and has low sensitivity to wavelength and working current. The device adopts standard 14 pin butterfly package, with high output power, high stability, high reliability.
The 1550nm 40mW 200Khz Narrow Linewidth DFB Butterfly Laser Diode is based on a unique single DFB chip, adopts a unique chip design, advanced packaging technology, has low linewidth and relative intensity noise, and has low sensitivity to wavelength and working current. The device adopts standard 14 pin butterfly package, with high output power, high stability, high reliability.
High output power 40mW;
Wavelength 1550nm;
Industry-standard 14PIN butterfly package;
Built-in TEC and optical isolator;
Low RIN and phase noise.
Narrow linewidth
Coherent detection;
Fiber optic sensors;
Laser sources;
Microwave photonics.
| Parameter | Symbol | Condition | Min. | Typ. | Max. | Unit |
| Center Wavelength | λc | TL=15～35℃ CW | 1545 | 1550 | 1560 | nm |
| Optical Output Power | PO | CW | 40 | 42 | - | mW |
| Threshold Current | ITH | CW | - | 50 | 80 | mA |
| Operating current | Iop | CW | - | 200 | 300 | mA |
| Slope Efficiency | ƞ | CW output power 5mW | 0~IOPmax | 0.1 | 0.2 | mW/mA |
| linewidth | CW | - | 150 | 200 | KHz | |
| Spectral width | ∆λ | λP, @20dB | - | 0.1 | 1 | nm |
| Optical isolation | ISO | CW | 38 | - | - | dB |
| Polarization extinction ratio | PER | Slow axis(PMF) | 18 | - | - | dB |
| Monitor PD | Im | CW | 50 | - | 2000 | uA |
| Side-mode Suppression Ratio | SMSR | CW | 35 | 40 | - | dB |
| TEC Current | ITEC | - | - | 1.8 | - | A |
| TEC Voltage | VTEC | - | - | - | 4.3 | V |
| Wavelength Temperature coefficient | Δλ/ΔT |
TEC temperature at 15℃ to 35℃ |
- | 0.1 | - | nm/℃ |
| Wavelength Current coefficient | Δλ/ΔΙ | - | - | 0.009 | - | nm/mA |
All products have been tested before shipping out;
All products have 1-3 years warranty.(After the quality guarantee period began to charge appropriate maintenance service fee.)
We appreciate your business and offer an instant 7 days return policy. (7 days after receiving the items);
If the items you purchase from our store are not of perfected quality, that is they don‘t work electronically to manufacturers specifications, simply return them to us for replacement or refund;
If the items are defective, please notify us within 3 days of delivery;
Any items must be returned in their original condition to qualify for a refund or replacement;
The buyer is responsible for all the shipping cost incurred.
A: we have large wavelengths from 1270nm to 1650nm.
Q: What is the requirement for the output power?A: We have 10mW and 20mW options,we can also customize according to your requirements.
Q: What fiber type would you like?A: SM fiber or PM fiber.
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