20W 940nm Diode Laser Chips

Product Description
Semiconductor laser chips are lasers that use semiconductor materials as gain media and emit light through transitions between semiconductor energy bands. This type of chip usually uses a natural cleavage surface as a resonant cavity and has the advantages of wide wavelength coverage, small size, stable structure, diverse pumping methods, high yield, good reliability, and easy high-speed modulation.
As a key component, laser chips have market potential and can be widely used in telecommunications and data center infrastructure, consumer electronics, automotive electronics, industrial manufacturing, satellite communications, photonic computing, VR, and other fields.
Data sheet:
Item No.: LC940SE20
| Optical | |
| Center Wavelength | 940nm |
| 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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