QSI 660nm 120mw Red Laser Diode QL66O7SA-S
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China
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since 2025
Description
QSI 660nm 120mw QL66O7SA-S Red Laser Diode is a high-performance red laser diode designed for precision and reliability in demanding environments. With a lasing wavelength centered around 660nm, this red laser diode delivers an optical output power of 120mW, making it an ideal choice for applications requiring consistent and powerful red laser emission. Its compact 5.6mm package ensures easy integration into various systems, while maintaining robust performance across a wide range of operating conditions.
Engineered for versatility, the this laser diode operates efficiently within a temperature range of -10°C to +70°C, ensuring stable performance even in challenging environments. The laser diode's continuous wave (CW) operation and single transverse/TE mode provide a stable and uniform beam, essential for applications that demand precision and accuracy. This makes it particularly suitable for use in medical and industrial optical sensor applications, where reliability and precision are paramount.
Designed with durability in mind, this red laser diode features a rugged construction that withstands the rigors of industrial use. Its electrical and optical characteristics are optimized for performance, with a typical operating current of 140mA and an operating voltage of 2.5V to 3.0V. The laser diode also boasts a slope efficiency of 1.2mW/mA, ensuring efficient power conversion and minimal energy loss. With a beam divergence of 9.5 degrees and a full width at half maximum (FWHM) of 15 degrees, this laser diode provides a focused and precise beam, essential for high-precision applications.
Overall, the QSI 660nm 120mw QL66O7SA-S Red Laser Diode is a reliable and efficient solution for applications requiring a high-quality red laser source. Its robust design, coupled with its exceptional performance characteristics, makes it a preferred choice for professionals in the medical and industrial sectors. Whether used in optical sensors or other precision instruments, this laser diode delivers consistent and reliable results, ensuring optimal performance in every application.
QSI is founded in July 2000 and headquartered in South Korea, and is a publicly listed company with full vertical integration, handling R&D, wafer processing, chip production, packaging, and sales in-house.
QSI 660nm 120mw QL66O7SA-S Red Laser Diode is one of the unique items in the laser diode market for medical, industrial optical sensors, etc.
QSI 660nm 120mw Red Laser Diode QL66O7SA-S
Specifications |
|
|---|---|
| Center Wavelength: | 0.66 um |
| Output Power: | 120 mW |
| Optical Output Power: | 120 mW |
| Laser Diode Reverse Voltage: | 2 V |
| Photo Diode Reverse Voltage: | 30 V |
| Operating Temperature: | -10 ~ +70 ℃ |
| Storage Temperature: | -40 ~ +85 ℃ |
| Threshold Current: | 30 - 60 mA |
| Operating Current: | 140 - 170 mA |
| Operating Voltage: | 2.5 - 3.0 V |
| Slope Efficiency: | 0.9 - 1.5 mW/mA |
| Lasing Wavelength: | 653 - 667 nm |
| Beam Divergence: | 6 - 12 deg |
| FWHM: | 10 - 20 deg |
| Beam Angle: | -3 - 3 deg |
| Monitor Current: | 0.2 - 0.8 mA |
| Optical Distance: | ±60 μm |
Features
- 660nm Red Laser
- CW laser (Continuous Wave)
- Single Transvers / TE mode laser
- 5.6mm Package
Applications
- Medical
- Industrial Optical Sensor
Frequently Asked Questions
TheQSI 660nm 120mw QL66O7SA-S Red Laser Diode is used for medical and industrial optical sensor applications.
The key features include a 660nm red laser, continuous wave operation, single transverse/TE mode, and a 5.6mm package.
The maximum optical output power is 120mW.
The operating temperature range is from -10°C to +70°C.
Precautions include grounding the device and circuits, wearing anti-static clothing, using anti-static containers, and avoiding excessive current spikes.
The recommended soldering temperature is less than 350°C, and the time should be within 3 seconds for leads only.
Eye safety precautions should be taken when the laser diode is in operation to avoid direct exposure to the laser beam.