940nm 5mW VCSEL

2019-03-13 15:46:18 20

940nm VCSEL Array – 5mW Bare Chip (Preliminary)

Part number: CAS940A001

Product Description & Features

·        940nm Vertical-Cavity Surface-Emitting Laser array with output power of 5mW

·        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

·        Gesture Recognition

·        Automotive sensing

·        Time of Flight

·        IR illumination

Electro-Optical Characteristics

Parameters

Symbol

Min

Typical

Max

Units

Test Condition

Optical Output Power

POP

4

5

mW

CW 6mA 25°C

Threshold Current

Ith

--

1

1.5

mA

CW  25°C

Operating Current

      Iop

6

7

mA

CW 5mW 25°C

Differential resistance

Rs

100

150

W

CW 6mA 25°C

Operating Voltage

Vop

2.2

2.5

V

CW 6mA 25°C

Slope Efficiency

η_s

0.9

1

W/A

CW 6mA 25°C

Power Conversion Efficiency

PCE

30

38


%

CW 6mA 25°C

Wavelength

λpeak

930

940

950

nm

CW 6mA 25°C

Spectral Width (RMS)

Δλ

1

1.5

nm

CW 6mA 25°C

Beam Full Divergence (1/e­­­2)

ϕ

16

20

24

°

CW 6mA 25°C

Wavelength coefficient

dλ/dT

0.075

nm/°C

CW 6mA

All tests are under CW condition with heatsink temperature 25°C unless otherwise specified.


Typical Performance Curves at 25°C

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Mechanical Characteristics

Parameter

Ratings

Units

Chip Width

230±15

µm

Chip Length

230±15

µm

Chip Height

100±10

µm

Anode Contact

Emission side, Au surface


Anode bonding pad

Ф100

µm x µm

Cathode Contact

Backside, Au surface



Chip dimension layoutunit:μm)

image.png


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 Inc     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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