1653nm DFB laser butterfly 14 Pin Pacakge for methane detection
High-performance multi-quantum well distributed feedback DFB laser;
Industry standard, 14-pin butterfly packaging;
Low capacitance, low dark current;
Low threshold current, low operating current;
High output power;
Built-in TEC and optical isolator.
Datasheets
Working wavelength: 1653.5nm
Peak fiber output power: 8mW
Threshold current: 25mA
Slope efficiency: 0.1mW/mA
Working current: 80mA
Working voltage: 1.2V
TEC setting temperature: 15-35°C
Bandwidth (@-3dB): 2.5GHz
Minimum side mode suppression ratio: 35dB
Minimum optical isolation: 30dB
Applications:
Methane detection.
| parameter | symbol | Condition | Min | Typical | Max | Unit |
| Wavelength | λc | TL=25℃ CW | 1652 | 1653.5 | 1655 | nm |
| Output Power | PO | – | 6 | 8 | – | mW |
| threshold current | ITH | – | – | 25 | 35 | mA |
| slope efficiency | ? | PO=PL, TL=25℃ | – | 0.1 | – | mW/mA |
| Working current | Iop | PO= 10 mW (CW) | – | 80 | 100 | mA |
| Operating Voltage | Vop | PO= PL | 1.2 | 2.0 | V | |
| TEC set temperature | Ts | – | 15 | – | 35 | ℃ |
| Bandwidth (@-3dB) | BW | – | – | 2.5 | – | GHz |
| SMR | SMSR | PO=PL, TL=25℃ | 35 | – | – | dB |
| Optical isolation | – | -10 < TC < +70 ºC | 30 | – | – | dB |
Datasheet
