Hangzhou Brandnew Technology Co., Ltd. is one of China's leading manufacturers and premier suppliers of advanced 500mw 808nm chip on submount cos 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.

500mW 808nm Chip On Submount COS Laser Diode
Feature:
- Wavelength:808nm
-
Emitter Width: 5um
-
Single Mode
Application:
-
Pain relief
-
Vascular treatment
Data Sheet
Item No.: COS808SM05
Item Name:808nm 500mW COS Diode Laser
| Optical | |
| Center Wavelength | 808±3nm |
| Output Power | 500mW |
| Working mode | CW |
| Emitter Width | 5um |
| Spectrum Width FWHM | 3nm |
| Electrical | |
| Threshold Current Lth | 100mA |
| Operating Current Lop | <900mA |
| Operating Voltage Vop | 2V |
| Slop Efficiency | 1.0W/A |
| Conversion Efficiency | 50% |
| Thermal | |
| Test Temperature | 25℃ |
| Storage Temperature | -40~85℃ |
Drawing:

We are pleased to announce a groundbreaking innovation in near-infrared laser diodes – the world's first 5µm single-mode 808nm 500mW chip-scale package (COS) laser diode.
This advanced diode combines high output power with excellent beam quality in an ultra-compact single-mode emitter. It is an excellent choice for demanding applications where brightness, precision, and integration flexibility are critical.
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