Product Features
BWT has been working on diode laser research since its establishment in 2003. Nearly two decades of design, development and manufacturing experience in the field of semiconductor laser fiber coupling. Based on a variety of coupling technology solutions and thermal management, BWT provides laser products with reliable performance for many customers at home and abroad. Widely recognized in the industry. BWT provides customized services, and its products can meet the special requirements of different customers such as power, brightness, wavelength control, power-to-weight ratio, etc. For mass-produced products, BWT widely uses automated equipment to ensure the consistency of batch product performance;Main Features
Wavelength：976nm Output power: 460W Fiber core diameter: 220μm Optical fiber numerical aperture：0.22 NA Feedback protection：1020nm-1200nm Applications: Fiber laser pump sourceInstructions for use
- Use constant current power supply to avoid surge current during operation. - Laser diode must be used according to the specifications. - Laser diode must work with good cooling. - Operation temperature ranges from 15℃ to 35℃ . - Storage temperature ranges from -20℃ to +70℃. Minimum Order Quantity: 1 Piece/Pieces Delivery Time: 2-4weeks Payment Terms: T/T K976-A0-460.0W-22022-D| Specifications (25°C) | Symbol | Unit | Minimum | Typical | Maximum | |
| Optical Data ( 1 ) | CW OutputPower | Po | w | 460 | - | - |
| Center Wavelength | λc | nm | 976±3 | |||
| Spectral Width(FWHM) | △λ | nm | - | 4 | 6 | |
| Wavelength Shift with Temperature | △λ/△T | nm/°C | - | 0.3 | - | |
| 0.17/0.22NA | △λ/△A | % | 90 | 95 | - | |
| Electrical Data | Electrical-to-Optical Efficiency | PE | % | - | 49 | - |
| Operating Current | Iop | A | - | 33 | 35 | |
| Threshold Current | Ith | A | - | 1.4 | - | |
| Operating Voltage | Vop | V | - | 28 | 31 | |
| Slope Efficiency | η | W/A | - | 14.5 | - | |
| Fiber Data | Core Diameter | Dcore | μm | - | 220 | - |
| Cladding Diameter | Ddad | μm | - | 242 | - | |
| Numeric Aperture | NA | - | - | 0.22 | - | |
| Fiber Length | Lf | m | - | 2 | - | |
| Fiber Loose Tubing Diameter | - | mm | 0.9 | |||
| Minimum Bending Radius | - | mm | 88 | - | - | |
| Fiber Termination | - | - | FF | |||
| Feedback Isolation | Wavelength Range | - | nm | 1020-1200 | ||
| Isolation | - | dB | - | 30 | - | |
| Others | ESD | Vesd | V | - | - | 500 |
| Storage Temperature(2) | Tst | °C | -20 | - | 70 | |
| Lead Soldering Temp | Tls | °C | - | - | 260 | |
| Lead Soldering Time | t | sec | - | - | 10 | |
| Operating Case Temperature(3) | Top | °C | 15 | - | 35 | |
| Relative Humidity | RH | % | 15 | - | 75 | |