1545.32nm DFB Butterfly Laser Diode 2 MHz Linewidth
Product Description
Product Detail
1. Summary of 1545.32nm DFB Butterfly Laser Diode 2 MHz Linewidth
The 1545.32nm DFB Butterfly Laser Diode offers a single frequency emission profile and can be tuned by current and/or temperature to adjacent ITU grid wavelengths. This laser has a distributed feedback cavity design and is offered in a 14 pin butterfly package. This DFB has an integrated TEC, a 10K temperature sensor and an MPD (monitor photodiode). It has an output power up to 10mW. The butterfly package has a SM fiber or PM fiber pigtail and an FC/PC connector.
2. Introduction of 1545.32nm DFB Butterfly Laser Diode 2 MHz Linewidth
The 1545.32nm DFB Butterfly Laser Diode offers a single frequency emission profile and can be tuned by current and/or temperature to adjacent ITU grid wavelengths. This laser has a distributed feedback cavity design and is offered in a 14 pin butterfly package. This DFB has an integrated TEC, a 10K temperature sensor and an MPD (monitor photodiode). It has an output power up to 10mW. The butterfly package has a SM fiber or PM fiber pigtail and an FC/PC connector.
3. Features of 1545.32nm DFB Butterfly Laser Diode 2 MHz Linewidth
10mW or 20mW output power;
Center wavelength 1545nm
High-performance, multiquantum well (MQW) distributed-feedback (DFB) laser;
Built-in TEC and optical isolator;
SM fiber or PM fiber Pigtail, FC/APC Connector;
ITU wavelengths available from 1270nm~1650nm;
4. Application of 1545.32nm DFB Butterfly Laser Diode 2 MHz Linewidth
C/DWDM systems;
Fiber optical sensors;
Laser sources;
Gas detection.
5. Electro-Optical Characteristics(T=25℃) of 1545.32nm DFB Butterfly Laser Diode 2 MHz Linewidth
| Parameter | Symbol | Condition | Min. | Typ. | Max. | Unit |
| Center wavelength | λc | TL=15～35℃ CW | 1544.32 | 1545.32 | 1546.32 | nm |
| Optical output power | PO | - | 10 | - | - | mW |
| Threshold current | ITH | - | - | 10 | 35 | mA |
| Slope efficiency | ƞ | CW output power 5mW | 0.05 | 0.08 | 0.2 | mW/mA |
| Operating current | Iop | PO= 10 mW (CW) | - | 100 | 200 | mA |
| Laser forward voltage | VF | CW output power 10mW | - | 1.2 | 2.0 | V |
| Monitor dark current | ID | - | - | - | 0.1 | μA |
| Bandwidth(@-3dB) | BW | - | - | 2.5 | - | GHz |
| Side-mode suppression ratio | SMSR | CW | 35 | 40 | - | dB |
| Line width (3dB full width) | LW |
Modulated at 2.5 Gbits/s at rated power |
- | 2 | - | MHz |
| 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℃ | - | 0.6 | 2.0 | A |
| TEC Voltage | VTEC | TL = 25℃, TC = 70℃ | - | 1.3 | 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 1545.32nm DFB Butterfly Laser Diode 2 MHz Linewidth
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Type 1
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Type 2
7. Deliver,Shipping And Serving of 1545.32nm DFB Butterfly Laser Diode 2 MHz Linewidth
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: Box optronics can provide many wavelengths corresponding to a variety of gas detection applications.
Q: What is the optical connector you requirement?A: Box optronics can customize the optical connector according the requirement for free.