1550nm 40mW DFB 14PIN 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.
Threshold Current:200mA
Slope Efficiency:CW output power 40mW 0.5 mW/mA
Operating current:40 mW (CW)500mA
Spectral linewidth: 3MHz
Laser Forward Voltage:5.0V
Monitor Dark Current:0.1μA
Bandwidth(@-3dB) BW:2.5GHz
Side-mode Suppression Ratio:40dB
Optical Isolation:-30dB
Relative Intensity Noise:145dB
TEC set temperature:35℃
Input Impedance:28Ω
Thermistor Current: 100μA
Thermistor Resistance:10.5KΩ
TEC Current:1.5A
TEC Voltage:3.5V
TEC capacity:50℃
Thermistor temperature :100 ℃
Wavelength Drift (EOL):Tested over
25-year lifetime ±0.1nm
Wavelength Temperature coefficient:temperature
at 15℃ to 35℃ 0.09nm/℃
Wavelength Current coefficient:0.01nm/mA
