940nm 500mW VCSEL

2019-07-19 09:22:14

940nm VCSEL Array – 500mW Bare Chip

Part number: CAS940D001

Product Description & Features

  • 940nm Vertical-Cavity Surface-Emitting Laser array with output power of 500mW

  • 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

  • Time of Flight (TOF) for 3D sensing such as gesture recognition, depth imaging, automotive sensing, etc.

Electro-Optical Characteristics

Parameters

Symbol

Min

Typical

Max

Units

Test Condition

Optical Output Power

Pop

480

500

mW

Pulse 0.65A 25℃

Threshold Current

Ith

150

200

mA

Pulse 25℃

Operating Current

       Iop

650

750

mA

Pulse 25℃

Differential resistance

Rs

0.7

1.0

W

Pulse 0.65A 25℃

Operating Voltage

Vop

2.3

2.7

V

Pulse 0.65A 25℃

Slope Efficiency

η_s

0.9

1

W/A

Pulse 0.65A 25℃

Power Conversion Efficiency

PCE

30

33

%

Pulse 0.65A 25℃

Wavelength

λpeak

930

940

950

nm

Pulse 0.65A 25℃

Spectral Width (RMS)

Δλ

1

1.5

nm

Pulse 0.65A 25℃

Beam Full Divergence (D86)

ϕ


21


°

Pulse 0.65A 25℃

Wavelength coefficient

dλ/dT

0.07

nm/°C


All tests are under pulse condition 1000Hz,10%DC  with heatsink temperature 25℃ unless otherwise specified.


Typical Performance Curves at 25°C     

Vertilite Corporation


Vertilite Corporation


Mechanical Characteristics

Parameter

Ratings

Units

Number of emitters

152

#

Emitter pitch(x)

45

µm

Emitter pitch(y)

26

µm

Chip Width

449±15

µm

Chip Length

455±15

µm

Chip Height

100±10

µm

Anode Contact

Emission side, Au surface

/

Anode bonding pad

109 X277

µm x µm

Cathode Contact

Backside, Au surface

/

 

940nm 500mW VCSEL

 

Chip dimension layout

Vertilite Corporation

 


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.

                               Vertilite Corporation                            Vertilite Corporation