Description
2W 1550nm TO EDFA Pumping Diode Laser
Features:
- 1550nm optimal wavelength for EDFA (Erbium-Doped Fiber Amplifier) pumping
- 2W stable CW, high electro-optical conversion efficiency
- Compact TO-mount package, low thermal resistance
- Easy integration with fiber amplifier systems
Applications:
- EDFA Pumping: Core pump source for erbium-doped fiber amplifiers in optical communication networks (backbone, access networks)
- Fiber Optic Sensing: Pumping for distributed fiber optic sensors (DAS/DTS)
- Optical Research: R&D of fiber amplifier modules and optical transmission systems

The 2W 1550nm TO diode laser is a high-efficiency dedicated pump source for EDFAs, featuring compact TO packaging and stable output. It enables reliable amplification of optical signals in communication networks, while also supporting fiber sensing and optical research applications.
Data Sheet
Item No: TO1550DL2
| Optical | Typical Value |
| Center Wavelength | 1550nm |
| Wavelength Tolerance | ±20nm |
| Output Power | 2W |
| Fast Axis Divergence | 40Degree |
| Slow Axis Divergence | 16Degree |
| Electrical | |
| Operating Current Iop | 5A |
| Threshold Current Ith | 1A |
| Operating Voltage Vop | 1.5V |
| Thermal | |
| Test Temperature | 25℃ |
| Storage Temperature | -40~80℃ |
Drawing:

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