Description
850nm 100mW Single Mode Chip CW Laser Die
Features:
- 850nm near-infrared single mode laser bare die
- Continuous wave operation, typical output power 100mW.
- Excellent single-mode beam quality, narrow linewidth
Applications:
- Single-mode Optical Communication & Data Transmission: Used for short-reach optical interconnection, optical transceiver light source, supporting high-speed signal transmission with single-mode beam characteristics.
- Laser Ranging & LiDAR Light Source: Applied in miniature high-precision ranging, industrial proximity sensing and low-power LiDAR transmitter core chip.
- Biomedical Spectroscopy & Fluorescence Excitation: As stable single-mode excitation source for biological detection, spectral analysis and medical optical diagnostic instruments.
- Machine Vision & Precision Scanning Imaging: Suitable for laser scanning, code reading positioning, micro defect detection, with good beam collimation performance.

This is an 850nm 100mW single-mode CW unpackaged laser die, featuring perfect single mode output, high power stability and easy packaging integration. Widely used in optical communication, laser ranging, spectral detection, machine vision and customized laser module development.
Data Sheet
Item No: LC850SE01
| Optical | Min | Typ | Max | Unit |
| Center Wavelength | 840 | 850 | 860 | nm |
| Output Power | 100 | mW | ||
| Working Mode | CW | |||
| Spectrum Width | 2 | nm | ||
| Emitter Width | 3 | um | ||
| Chip Width | 250 | um | ||
| Cavity Length | 2000 | um | ||
| Chip Thickness | 90 | um | ||
| Fast Axis Divergence(FWHM) | 30 | 35 | Deg | |
| Slow Axis Divergence(FWHM) | 5 | 8 | Deg | |
| Polarization Mode | TE | |||
| Slope Efficiency | 1 | W/A | ||
| Electrical | ||||
| Operating Current Iop | 0.2 | 0.3 | A | |
| Threshold Current Ith | 0.1 | A | ||
| Operating Voltage Vop | 1.8 | V | ||
| Conversation Efficiency | 40 | % | ||
| Thermal | ||||
| Test Temperature | 25 | ℃ | ||
| Wavelength Temperature Coefficient | 0.35 | nm/℃ |
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