20W 976nm Unmounted Laser Bar

20W 976nm Unmounted Laser Bar

CW 20W 976nm Bare Bar Diode Laser Chip
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Description

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

Laser chip bar

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/℃

 

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