Narrow Linewidth DFB Butterfly Laser

Specifications

Center Wavelength: 1.31 um
Output Power: 50 mW
Operating Case Temperature: -20 - +70 degC
Storage Temperature: -40 - +85 degC
Reverse Voltage: 2 V
Forward Current: 500 mA
TEC Voltage: 2.6 V
TEC Current: 1.5 A
Optical Isolation (optional): 35 dB
Maximum Spectral Width (-20 DB): 1 nm
Wavelength Temperature Coefficient (max): 0.12 nm/degC
Polarization Extinction Ratio (optional): 17 dB
Threshold Current: 25 mA
Forward Voltage: 3 V
Operating Current: 400 mA
Side-Mode Suppression Ratio: 45 dB
Laser Line Width (ΔλL): 10 MHz
Spectral Width (-20 DB): 1.0 nm
Wavelength Temperature Coefficient: 0.12 nm/°C
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Features


  • MQW DFB Laser: High-quality, stable optical power output

  • Butterfly Package: Compact, reliable form factor for various systems

  • Built-in TEC and Thermistor: Ensures stability across a wide operating temperature range (-20°C to +70°C)

  • Low Threshold Current: Operates efficiently with a threshold current of 15–25 mA

  • Customizable Wavelengths: Wavelengths tailored to specific application needs

  • Single-Mode/PM Fiber Pigtail: Flexible fiber configurations for precision optical communication

  • High Side-Mode Suppression Ratio (SMSR): 35–40 dB for excellent signal clarity

  • Low Linewidth: Narrow spectral linewidth of 10 MHz for high precision

Applications


  • Optical Communication Systems: Ideal for use in high-performance optical transmission networks

  • Telecommunications: Supports long-distance fiber optic communications

  • High-Power Laser Systems: Suitable for laser-based transmission in optical transmitters

  • Optical Testing and Measurement: Reliable for precise wavelength and power measurements

  • Laser Sensors: Can be used in optical sensor applications requiring stable output