1310nm, 2mW Fabry Perot Laser Diode

The LDM3S50 Series from WTD is a 4pin coaxial pigtailed 1310nm FP Laser Diode designed for use in trunk communications and LANs. It features a high-reliability FP LD and has a bandwidth of either 800MHz or 1800MHz. The laser comes in a single mode FC/PC connector or customized package, and has a central wavelength of 1310nm. The laser chip has a threshold current of 25V (CW) and can output up to 2mW of optical power (CW, If=Ith+20mA). The LDM3S50 Series also includes monitoring features such as monitor current and monitor dark current, as well as specifications for series resistance, spectral width, rise/fall time, tracking error, and more.

Electrical Characteristics:
- Threshold Current: 25V (typical)
- Monitor Current: 80μA (typical)
- Monitor Dark Current: 10nA (maximum)
- Series Resistance: 10Ω (maximum) (CW)

Optical Characteristics:
- Optical Output Power: 0.1mW min, 2mW max
- Central Wavelength: 1310nm
- Spectral Width: 5nm RMS (maximum)
- Rise/Fall Time: 0.5ns
- Tracking Error: -1dB to +1dB
- Bandwidth: >800MHz (-3dB)

Other Specifications:
- Package Type: Coaxial pigtail
- Connector: Single mode FC/PC or customized
- Temperature Range: -20°C to +70°C