976nm 18W Wavelength-Locked Fiber Coupled Diode Laser (K976AAHRN-18.00WN1N-10522F20EFF, Standard)
The K976AAHRN-18.00WN1N-10522F20EFF is a 976nm 18W wavelength-locked fiber-coupled diode laser from BWT. It delivers a minimum 18W output power through a 105μm core / 0.22NA multimode fiber (2.0m length, 0.9mm jacket, FC bare ferrule). The module features precise wavelength locking at 976±0.5nm with a narrow 0.5nm (FWHM) spectral width, 50% typical electro-optical efficiency, and built-in anti-reflection protection (30dB isolation) for the 1020~1200nm band. Housed in a compact gold-plated 4-pin package with mounting flanges and optional thermistor, it operates at a typical 12.0A / 3.2V with a base plate temperature of 23~27°C. All data are tested at nominal output power at 25°C under non-condensing conditions.
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Overview
Specifications
| Parameter | Value |
|---|---|
| Output Power (W) | ≥18 |
| Center Wavelength (nm) | 976±0.5 |
| Spectral width (FWHM) (nm) | Typ.0.5, Max.0.7 |
| Wavelength Temperature Coefficient (nm/℃) | 0.02 |
| Wavelength Current Coefficient (nm/A) | 0.03 |
| Electro-Optical Efficiency (%) | 50 |
| Threshold Current (A) | 0.9 |
| Operating Current (A) | Typ.12.0, Max.13.0 |
| Operating Voltage (V) | Typ.3.2, Max.4.4 |
| Slope Efficiency (W/A) | 1.6 |
| Fiber core diameter (μm) | 105 |
| Cladding Diameter (μm) | 125 |
| Numerical Aperture (NA) | 0.22 |
| Fiber Length (m) | 2.0 |
| Fiber Jacket Diameter (mm) | 0.9 |
| Bending Radius (mm) | ≥50 |
| Fiber Connector | FC裸插芯 (FC Bare Ferrule) |
| Anti-Reflection Wavelength Band (nm) | 1020~1200 |
| Isolation (dB) | 30 |
| ESD (V) | ≤500 |
| Storage Temperature (℃) | -20~70 |
| Soldering Temperature (℃) | ≤260 |
| Soldering Time (s) | ≤10 |
| Operating Temperature (Base Plate) (℃) | 23~27 (Typ.25) |
| Relative Humidity (%) | 15~75 |
| Wavelength Range of 90% Energy (nm) | 974.5~977.5 |
| 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) |
| Test Condition | 标称输出功率@25℃ / Nominal output power @25℃ |
Applications
Key Features
Datasheet
Supplier Information
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