976nm 27W Wavelength-Locked Fiber-Coupled Diode Laser (K976AAHRN-27.00WN1N-10522F20EFF)
The K976AAHRN-27.00WN1N-10522F20EFF is a 976nm 27W wavelength-locked fiber-coupled diode laser developed by BWT. It delivers stable high-brightness output through a 105μm/0.22NA multimode fiber, featuring a precisely locked center wavelength of 976±0.5nm, a narrow spectral width of 0.5nm (FWHM), a typical power conversion efficiency of 50%, and built-in anti-reflection protection over the 1020~1200nm band with 30dB isolation. Housed in a compact 4-pin gold-plated package with an optional thermistor, it is an ideal pump source for fiber lasers and scientific research applications.
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Overview
Specifications
| Parameter | Value |
|---|---|
| Output Power (Po) | ≥27.0W |
| Center Wavelength (λc) | 976±0.5nm |
| Spectral Width (FWHM) (Δλ) | 0.5~0.7nm |
| Temperature Coefficient (Δλ/ΔT) | 0.02nm/°C |
| Current Coefficient (Δλ/ΔI) | 0.03nm/A |
| Power Conversion Efficiency (PE) | 50% |
| Threshold Current (Ith) | 0.9A |
| Operating Current (Iop) | 12.0~13.0A |
| Operating Voltage (Vop) | 4.8~6.0V |
| Slope Efficiency (η) | 2.5W/A |
| Fiber Core Diameter (Dcore) | 105μm |
| Cladding Diameter (Dclad) | 125μm |
| Numerical Aperture (NA) | 0.22 |
| Fiber Length (Lf) | 2.0m |
| Fiber Jacket | 0.9mm |
| Bending Radius | ≥50mm |
| Fiber Connector | FC裸插芯(FC Bare Ferrule) |
| Anti-reflection Band | 1020~1200nm |
| Isolation | 30dB |
| ESD (Vesd) | ≤500V |
| Storage Temperature (Tst) | -20~70°C |
| Soldering Temperature (Tis) | ≤260°C |
| Soldering Time (t) | ≤10sec |
| Operating Temperature (Top) | 23~27°C |
| Relative Humidity (RH) | 15~75% |
| Energy Concentration Range (90% Energy) | 974.5~977.5nm |
| Pin 1 | 激光器(+) Laser (+) |
| Pin 2 | 激光器(-) Laser (-) |
| Pin 3 | 热敏电阻(可选) Thermistor (Optional) |
| Pin 4 | 热敏电阻(可选) Thermistor (Optional) |
| Mounting Holes | 4-Φ3.2mm |
Applications
Key Features
Datasheet
Supplier Information
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