940nm 3W 60*45 diffuser module
940nm VCSEL Array – 3W illumination module (preliminary)
Part Number: PT30940S13W
Product Description & Features
· 940nm Vertical-Cavity Surface-Emitting Laser illumination module
· Low wavelength-temperature sensitivity
Typical Applications
· Time of Flight
· IR illumination
Electro-Optical Characteristics
Parameters | Symbol | Min | Typical | Max | Units |
Optical Output Power | POP | 2.7 | 3 | – | W |
Threshold Current | Ith | – | 0.6 | 0.9 | A |
Operating Current | Iop | – | 3.6 | 4.2 | A |
Differential resistance | Rs | – | 300 | 450 | mW |
Operating Voltage | Vop | – | 2.6 | 3.0 | V |
Slope Efficiency | η_s | 0.8 | 1 | – | W/A |
Power Conversion Efficiency | PCE | 30 | 32 | – | % |
Center Wavelength | λpeak | 930 | 940 | 950 | nm |
Spectral Width (RMS) | Δλ | – | 1 | 1.5 | nm |
Beam Divergence Angle (FWHM) Long Axis | Φlong | – | 60 | – | ° |
Beam Divergence Angle (FWHM) Short Axis | Φshort | – | 45 | – | ° |
Wavelength Temperature Coefficient | dλ/dT | – | 0.07 | – | nm/°C |
All tests are under pulse condition (pulse width 0.1ms,duty cycle 10%) with heatsink temperature 25°C unless otherwise specified.
Typical Performance Curves at 25°C
Far Field Beam Profile
Beam Divergence Angle(FWHM) in the long axis is about 57 degree and in the short axis is about 46 degree.
Mechanical Characteristics
Parameter | Ratings | Units |
Width | 3 | mm |
Length | 3 | mm |
Height | 1.5 | mm |
Absolute Maximum Ratings
Parameter | Conditions | Units |
Operating Temperature | 0 to 70 | °C |
Storage Temperature | -40 to 85 | °C |
Stresses beyond the parameters listed under Absolute Maxim Ratings may cause damage to the device.
Shipping Instruction
The diffuser modules are shipped on adhesive blue tape or Gel-Pak boxes.
Copyright ©Vertilite. Note: No responsibility is assumed for the use of these products. The products can emit Class IV radiation and must be operated with extreme care. Avoid directly viewing the laser beam or exposure to specular reflections. Proper eye-wear must be worn at all times when operating. VCSEL Chips are electrostatic-sensitive device and proper ESD protection is required for handling.
