976nm 60W Wavelength-Locked Fiber-Coupled Diode Laser (K976AA5RN-60.00WN0N-10522F20EFF)
The K976AA5RN-60.00WN0N-10522F20EFF is a standard 976nm 60W wavelength-locked fiber-coupled semiconductor diode laser from BWT. It delivers a minimum 60W output through a 105μm core / 125μm cladding, 0.22NA multimode fiber with a 2m length and FC bare ferrule connector. Featuring VBG wavelength locking, it achieves a narrow spectral width of 0.5nm (FWHM) with 90% of the energy concentrated within 974.5nm–977.5nm, an ultra-low wavelength drift of 0.02nm/°C, and a high electro-optical efficiency of 50%. The module integrates anti-reflection protection for the 1020–1200nm band (30dB isolation) to withstand back-reflected light from fiber lasers, and offers optional built-in thermistor and photodiode for temperature and power monitoring. With a compact 80mm×48mm×12.6mm gold-plated package and 6-pin electrical interface, it is an ideal pump source for fiber lasers and scientific research.
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Overview
Specifications
| Parameter | Value |
|---|---|
| Output Power (Po) | 60W(Min.) |
| Center Wavelength (λc) | 976±0.5nm |
| Spectral Width (FWHM) (△λ) | 0.5nm(Typ.)/0.7nm(Max.) |
| Wavelength Temperature Coefficient (△λ/△T) | 0.02nm/°C(Typ.) |
| Wavelength Current Coefficient (△λ/△I) | 0.03nm/A(Typ.) |
| 90% Energy Bandwidth | 974.5~977.5nm |
| Electro-Optical Efficiency (PE) | 50%(Typ.) |
| Threshold Current (Ith) | 0.9A(Typ.) |
| Operating Current (Iop) | 12.0A(Typ.)/13.0A(Max.) |
| Operating Voltage (Vop) | 11.0V(Typ.)/14.0V(Max.) |
| Slope Efficiency (η) | 6.0W/A(Typ.) |
| Fiber Core Diameter (Dcore) | 105μm |
| Cladding Diameter (Dclad) | 125μm |
| Numerical Aperture (NA) | 0.22 |
| Fiber Length (Lf) | 2m |
| 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 (Tls) | ≤260°C |
| Soldering Time (t) | ≤10sec |
| Operating Temperature (Top) | 23~27°C(25°C Typ.) |
| Relative Humidity (RH) | 15%~75% |
| Outline Dimensions | 80mm×48mm×12.6mm |
| Mounting Holes | 4×∅3.4mm |
| Pin Definition | 1:激光器(+);2:激光器(-);3:热敏电阻(可选);4:热敏电阻(可选);5:光敏二极管N(可选);6:光敏二极管P(可选) |
Applications
Key Features
Datasheet
Supplier Information
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