Hangzhou Brandnew Technology Co., Ltd. is one of China's leading manufacturers and premier suppliers of advanced 20w 976nm unmounted laser bar. Operating a state-of-the-art factory, we specialize in the entire production spectrum—from high-performance chips, TO/F/C Mounts, COS, and MCC bars, to robust stacks and advanced fiber-coupled solutions.
20W 976nm Unmounted Laser Bar
Our 20W 976nm Unmounted Laser Bar is a high-power, high-performance semiconductor laser designed for a wide range of industrial, scientific, and research applications. With an output power of 20W at a wavelength of 976nm, this unmounted laser bar provides exceptional efficiency and beam quality. The unmounted design allows for greater flexibility in integration, making it suitable for custom laser systems, laser pumping, material processing, and more.
overview
Features:
umounted chip design Low MOQ
High stability Long lifetime
High reliability High quality
AuSn bonding RoHS compliance
Working mode CW
COS Packaging Available
Application:
Solid-state Laser Pumping Source
Fiber Laser Pumping Source
Laser illumination
Free space optical communication

Note: The Device is an Open-Heat sink Diode Laser; it may be operated in clean room atmosphere or dust-protected housing only. Operating temperature and relative humidity must be controlled to avoid water condensation on the laser facets. Any contamination or contact of the laser facet must be avoided.
Data sheet:
Item No.: LC976SE20
| Optical | |
| Center Wavelength | 976nm |
| Output Power | 20W |
| Spectral Width FWHM | ≤5nm |
| Emitter Width | 95um |
| Cavity Width | 390um-410um |
| Cavity Thickness | 95um-120um |
| Cavity Length | 3990um-4010um |
| Slope Efficiency | ≥0.95W/A |
| Fast Axis Divergence | 29Deg |
| Slow Axis Divergence | 9Deg |
| Polarization Mode | TE |
| Electrical | |
| Threshold Current | 0.7-1.0A |
| Operating Current | 10.8-12A |
| Operating Voltage | 1.75-1.95V |
| Thermal | |
| Operating Temperature | 25℃ |
| Wavelength Temp. Coefficient | 0.3nm/℃ |
Hot Tags: 20w 976nm unmounted laser bar suppliers, manufacturers China, factory, wholesale, made in China










