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NN Conduction-Cooled QCW, Uncollimated 100-150W per bar, 6-20 bars 0 pages
Conduction-Cooled QCW Vertical Diode Laser Stack
Features
- Low vertical height
- Compact size
- Also available in AuSn solder technology
Device Specification
Optical Parameters1
Units
QCW
QCW
QCW
QCW
QCW
QCW
Center Wavelength Range3
nm
808
808
940
940
980
980
Center Wavelength Tolerance
nm
±3
±3
±3
±3
±3
±3
Output Power per Bar2, 5
W
100
150
100
150
100
150
Number of Bars3
#
6 to 20
6 to 20
6 to 20
6 to 20
6 to 20
6 to 20
Bar-to-Bar Spacing
mm
0.4
0.4
0.4
0.4
0.4
0.4
Spectral Width (FWHM)
nm
5
5
5
5
5
5
Slope Efficiency per Bar
W/A
>1
>1
>1
>1
>1
>1
Fast-Axis Divergence
degree
70
70
75
75
75
75
Slow-Axis Divergence
degree
12
12
10
10
10
10
Wavelength Temp. Coefficient
nm/°C
~0.27
~0.27
~0.31
~0.31
~0.34
~0.34
Electrical Parameters1, 5
Power Conversion Efficiency
%
>50
>45
>50
>50
>50
>50
Threshold Current (ITH)
A
<15
<22
<15
<22
<15
<22
Operating Current (IOP)
A
<120
<170
<120
<170
<120
<170
Operating Voltage per Bar (VOP)
V
<2
<2
<2
<2
<2
<2
Thermal Parameters
Operating Temperature Range3, 4
°C
+20 to 45
Storage Temperature Range4
°C
0 to +55
Recommended Heatsink Capacity per Bar
W
70
1Data at 20°C cold plate temperature, unless otherwise stated.
2Reduced lifetime if used above nominal operating conditions.
3Others available upon request.
4A non-condensing environment is required for storage and operation below the ambient dew point.
5QCW, <2% Duty Cycle, <500ìsec.
