940nm 4W VCSEL

2019-09-25 14:50:13

940nm VCSEL Array – 4W Bare Chip(Preliminary)

Part number: CAS9404W

Product Description & Features

·      940nm Vertical-Cavity Surface-Emitting Laser array with output power of 4W

·       Very low wavelength-temperature sensitivity

·       Chip on submount or heatsink is available upon request

·       Other wavelengths, chip dimensions, and emitter patterns are available upon request

Typical Applications

·       3D sensing such as gesture recognition, depth imaging, automotive sensing, etc.

·       IR illumination

Electro-Optical Characteristics

Parameters

Symbol

Min

Typical

Max

Units

Test Condition

Optical Output Power

POP

3.7

4

W

25°C   pulse 5A

Threshold Current

Ith

1

1.5

A

25°C   pulse

Operating Current

Iop

5

6

A

25°C   pulse

Differential resistance

Rs

120

180

25°C   pulse 5A

Operating Voltage

Vop

2.2

2.5

V

25°C   pulse 5A

Slope Efficiency

η_s

0.8

1.0

W/A

25°C   pulse 5A

Power Conversion Efficiency

PCE

30

37

%

25°C   pulse 5A

Wavelength

λpeak

930

940

950

nm

25°C   pulse 5A

Spectral Width (RMS)

Δλ

1

1.5

nm

25°C   pulse 5A

Beam Full Divergence (D86)

ϕ

15

19

23

°

25°C   pulse 5A

Wavelength coefficient

dλ/dT

0.07

nm/°C

pulse 5A

  All tests are under pulse condition 100Hz, 5%D.C. with heatsink temperature 25℃.


940nm 4W VCSEL


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 permanent damage to the chips.


Shipping Instruction

The unmounted chips are shipped on adhesive blue tape rings 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. 

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