High Power 1550nm DFB Fiber Coupled Butterfly Laser Diode
Product Description
Product Detail
1. Summary of High Power 1550nm DFB Fiber Coupled Butterfly Laser Diode
1550nm DFB Fiber Coupled Butterfly Laser Diode is mainly used as the optical signal for high-capacity long-distance optical communication, as well as a wide range of new applications such as fiber sensing, 3D sensing, gas sensing, and disease diagnosis such as respiratory and vascular monitoring. In the field of gas sensing, it is used as the light source for gas sensors that detect methane gas leaks around factory pipes.
BoxOptronics provides DFB-LD with wavelengths from 1270nm to 1610nm, which have been used in various applications.
BoxOptronics DFB-LD modules comply with the RoHS directive. The module has a 14-pin butterfly shape and includes TEC for temperature control and PD for optical output monitor.
2. Introduction of High Power 1550nm DFB Fiber Coupled Butterfly Laser Diode
1550nm DFB Fiber Coupled Butterfly Laser Diode is mainly used as the optical signal for high-capacity long-distance optical communication, as well as a wide range of new applications such as fiber sensing, 3D sensing, gas sensing, and disease diagnosis such as respiratory and vascular monitoring. In the field of gas sensing, it is used as the light source for gas sensors that detect methane gas leaks around factory pipes.
BoxOptronics provides DFB-LD with wavelengths from 1270nm to 1610nm, which have been used in various applications.
BoxOptronics DFB-LD modules comply with the RoHS directive. The module has a 14-pin butterfly shape and includes TEC for temperature control and PD for optical output monitor.
3. Features of High Power 1550nm DFB Fiber Coupled Butterfly Laser Diode
Optical output examples: 1310nm/40mW, 1550nm/10mW,20mW, 100mW, 1653nm;
Center wavelength 1550nm;
14-pin butterfly package;
Includes optical isolator, monitor photo diode, and cooler;
FC/APC or FC/PC fiber coupled connector.
4. Application of High Power 1550nm DFB Fiber Coupled Butterfly Laser Diode
CATV system;
CWDM/DWDM optical communication;
LAN, WAN and metro networks;
CW 1550nm laser source.
5. Electro-Optical Characteristics(T = 25℃) of High Power 1550nm DFB Fiber Coupled Butterfly Laser Diode
| Parameter | Symbol | Condition | Min. | Typ. | Max. | Unit |
| Center Wavelength | λc | TL=15～35℃ CW | 1548 | 1550 | 1552 | nm |
| Optical Output Power | PO | - | 10 | - | - | mW |
| Threshold Current | ITH | - | - | 10 | 35 | mA |
| Slope Efficiency | ƞ | CW output power 5mW | 0.05 | 0.11 | 0.2 | mW/mA |
| Operating current | Iop | PO= 10 mW (CW) | - | 100 | 200 | mA |
| Spectral linewidth | LW | FWHM | - | 3 | - | MHz |
| Laser Forward Voltage | VF | CW output power 10mW | - | 1.2 | 3.0 | V |
| Monitor Dark Current | ID | - | - | - | 0.1 | μA |
| Bandwidth(@-3dB) | BW | - | - | 2.5 | - | GHz |
| Side-mode Suppression Ratio | SMSR | CW | 35 | 40 | - | dB |
| Optical Isolation | - | -10 < TC < +70℃ | 30 | - | - | dB |
| Relative Intensity Noise | RIN | CW, output power 5mW | - | -145 | - | dB |
| TEC set temperature | Ts | - | 15 | - | 35 | ℃ |
| Input Impedance | ZIN | - | 22 | 25 | 28 | Ω |
| Thermistor Current | ITC | - | 10 | - | 100 | μA |
| Thermistor Resistance | RTH | TL = 25℃ | 9.5 | 10 | 10.5 | KΩ |
| TEC Current | ITEC | TL = 25℃, TC = 70℃ | - | - | 1.5 | A |
| TEC Voltage | VTEC | TL = 25℃, TC = 70℃ | - | - | 3.5 | V |
| TEC capacity | ΔT | Tc = 70℃ | - | - | 50 | ℃ |
| Thermistor temperature | - | - | - | - | 100 | ℃ |
| 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/℃ |
| Wavelength Current coefficient | Δλ/ΔΙ | - | - | 0.01 | - | nm/mA |
6. Package drawing&PIN-OUT Definition(Unit:mm) of High Power 1550nm DFB Fiber Coupled Butterfly Laser Diode
7. Deliver,Shipping And Serving of High Power 1550nm DFB Fiber Coupled Butterfly Laser Diode
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.
8. FAQ
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.