The 808 nm 5 W laser diode is a high-power, continuous-wave (CW) semiconductor laser source designed for applications requiring stable near-infrared output and excellent electrical-to-optical efficiency. Packaged in a TO-3 metal can, this device offers superior thermal handling, making it suitable for medical laser systems, laser indicators, and detector illumination.
This model (WSLD-808-005-3) delivers reliable performance under continuous operation, with controlled beam characteristics and robust environmental tolerance.
Key Features
- Center Wavelength: 808 nm (typ.)
- Output Power: 5 W (CW)
- High Power Density: Optimized emitter design
- TO-3 Package: Excellent heat dissipation and mechanical robustness
- Stable CW Operation: Suitable for long-duration use
- High Efficiency: Slope efficiency up to 1.0 W/A
Typical Applications
- Medical Laser Treatment Systems – pumping, therapeutic illumination
- Laser Indicators & Alignment
- Laser Detection & Sensing Systems
- Industrial & Research Laser Modules
Absolute Maximum Ratings
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Reverse Voltage | Vr | 2.0 | V |
| Operating Temperature | Top | −10 to +50 | °C |
| Storage Temperature | Tstg | −40 to +85 | °C |
| Lead Soldering Temperature | Tis | 260 | °C |
Optical & Electrical Specifications (WSLD-808-005-3)
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Center Wavelength @25°C | 805 | 808 | 811 | nm |
| Spectral Width (FWHM) | — | 3.0 | — | nm |
| Output Power (CW) | — | 5 | — | W |
| Emitter Area | — | 200 × 1 | — | µm |
| Beam Divergence (FWHM) | — | 36 ⊥ × 10 ∥ | — | ° |
| Temperature Coefficient of Wavelength | — | 0.28 | — | nm/°C |
| Slope Efficiency | — | 1.0 | — | W/A |
| Threshold Current (Typ.) | — | 1.0 | — | A |
| Operating Current (Typ.) | — | 5.2 | — | A |
| Operating Voltage | — | 2.0 | — | V |
| Package Style | — | TO-3 | — | — |
Mechanical & Package Information
- Package Type: TO-3 metal can
- Thermal Design: Optimized for high-power dissipation
- Mounting: Suitable for heatsink-mounted laser assemblies
Summary
The 808 nm 5 W TO-3 laser diode provides a dependable high-power near-infrared source with stable CW output and efficient thermal management. Its rugged construction and consistent optical performance make it an excellent choice for medical, industrial, and sensing applications requiring long-term reliability.