Hangzhou Brandnew Technology Co., Ltd. is one of China's leading manufacturers and premier suppliers of advanced 850nm 20mw vcsel smd qcw cw laser diode. 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.
850nm 20mW VCSEL SMD QCW CW Laser Diode
Features:
- 850nm 20mW CW/QCW operation with 0.5ms pulse width.
- VCSEL uniform circular light spot, low divergence angle.
- Low operating current and power consumption.
Applications:
- Consumer 3D sensing, face recognition and short-distance proximity detection modules
- Handheld barcode scanners, portable data collection infrared light source
- Industrial micro laser positioning, machine vision auxiliary calibration indicator
- Wearable medical oximeters and non-contact infrared biological detection equipment

This 850nm 20mW SMD VCSEL diode supports CW and 0.5ms QCW dual operation modes. It features compact surface-mount packaging, uniform circular infrared beam, low power consumption and stable performance. Widely applied in consumer 3D sensing, barcode scanning, wearable medical detection and miniature industrial optical sensing devices.
Data Sheet
Item No: VC850SMD002
| Optical | |
| Center Wavelength | 850nm |
| Wavelength Tolerance | ±10nm |
| Output Power | 20mW |
| Working Mode | QCW/CW |
| Pulse Width | 0.5ms |
| Duty Cycle | 1% |
| Divergence Angle | 22Degree |
| Electrical | |
| Operating Current Iop | 28mA |
| Threshold Current Ith | 5mA |
| Operating Voltage Vop | 2V |
| Slope Efficiency | 1W/A |
| Thermal | |
| Test Temperature | 25℃ |
| Storage Temperature | -40~+105℃ |
Drawing:

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