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HL65221DG LASER DIODE

HL65221DG Laser Diode Specification Summary
Part Number HL65221DG
Wavelength 660 nm
Laser Power 200 mW
Package 5.6 mm
Maximum Operating Temperature -10 to 75 deg.
Pin Configuration P
Polarization Ratio 100:1
Description Single Mode
HL65221DG Data Sheet Download

Overview of HL65221DG Laser Diode

HL65221DG is a high-performance 660 nm red laser diode from Ushio, designed for demanding industrial and biomedical applications. Housed in a 5.6 mm TO-56 package, this single transverse mode laser delivers a continuous-wave optical output of 210 mW and a pulsed output of 420 mW, making it suitable for precision sensing and imaging tasks.​

Key Features:

  • Wavelength: 660 nm (typical)
  • Optical Output Power: 210 mW (CW), 420 mW (pulsed)
  • Operating Current: 230 mA (typical for CW), 405 mA (typical for pulsed)
  • Operating Voltage: 2.7–3.2 V
  • Threshold Current: 60–90 mA
  • Beam Divergence: 5–11° (parallel), 11–19° (perpendicular)
  • Operating Temperature Range: -10°C to +75°C
  • Package Type: 5.6 mm TO-56
  • Monitor Photodiode: Integrated
  • Reverse Voltage: 2 V (LD), 30 V (PD)​

    • Applications:

  • Industrial Sensing: Utilized in photoelectric sensors and time-of-flight (ToF)*1 distance measurements
  • Machine Vision: Employed in 2D and 3D scanning systems
  • Biomedical Diagnostics: Applied in genetic testing and flow cytometry
  • Optical Equipment: Serves as a light source in various optical devices

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    *1: Time of Flight (ToF) is a method for measuring the distance between a sensor and an object based on the time it takes for a light signal to travel to the object and back.

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