The 1531nm 10mW DFB 14PIN Butterfly Laser diode For NH3 Ammonia gas Sensing built-in thermoelectric cooler (TEC), thermistor, monitor photodiode,optical isolator to secure high quality laser performance. This laser diode has been designed mainly for ammonia sensing in emissions control applications. Excellent tunability makes this laser suitable for many specialised applications in harsh environments.
The 1531nm 10mW DFB 14PIN Butterfly Laser diode For NH3 Ammonia gas Sensing built-in thermoelectric cooler (TEC), thermistor, monitor photodiode,optical isolator to secure high quality laser performance. This laser diode has been designed mainly for ammonia sensing in emissions control applications. Excellent tunability makes this laser suitable for many specialised applications in harsh environments.
10mW output power;
High-performance, multiquantum well (MQW) distributed-feedback (DFB) laser;
Industry-standard 14PIN butterfly package;
Built-in TEC and optical isolator.
Fiber optical sensors;
Laser sources;
CATV systems.
Parameter | Symbol | Condition | Min. | Typ. | Max. | Unit |
Center wavelength | λc | TL=25℃ CW | 1530.62 | 1531.12 | 1531.62 | nm |
Optical output power | PO | - | 10 | - | - | mW |
Threshold current | ITH | - | - | 10 | 35 | mA |
Slope efficiency | ƞ | CW output power 5mW | 0.005 | 0.08 | 0.2 | mW/mA |
Operating current | Iop | PO= 10mW(CW) | - | 100 | 200 | mA |
Spectral linewidth | LW | FWHM | - | 2 | - | MHz |
Laser forward voltage | VF | CW output power 10mW | - | 1.2 | 3.5 | 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 |
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 |
Customized optional PIN-OUT definition
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.)
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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.
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