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| Part NO. : | DCFBG-series |
| Datasheet : |
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DFB-0855-050-BFY, DFB Diode Laser
Wavelength: Selection for Spectroscopy (855nm) available
The DFB-0855-050-BFY is a high power MOVPE grown GaAsP/AlGaAs Distributed Feedback diode laser. The chips are mounted in 14 PIN butterfly type of package with integrated photo diode and Peltier cooler.
Specification
(The characteristics are measured at 25°C operation temperature.)
|
Parameter |
Symbol |
Unit |
min. |
typ. |
max. |
|
|
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|
Center Wavelength |
c |
nm |
854 |
855 |
856 |
|
Spectral Width |
|
MHz |
|
2 |
|
|
Temperature Coefficient |
T |
nm/K |
|
0.06 |
|
|
Laser Current Coefficient |
I |
nm/mA |
|
0.003 |
|
|
|
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Output Power |
Popt |
mW |
|
|
50 |
|
Slope Efficiency |
|
mW/mA |
0.2 |
0.25 |
0.3 |
|
Threshold Current |
Ith |
mA |
|
|
70 |
|
Operation Current @ Popt = 50mW |
Iopt |
mA |
|
|
230 |
|
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Mode-hop free tuning condition, Default |
Popt |
mW |
|
50 |
|
|
Mode-hop free tuning condition, Opt. 1 |
Popt |
mW |
10 |
|
50 |
|
Mode-hop free tuning condition, Opt. 2(*) |
Popt |
mW |
10 |
|
50 |
|
Polarization |
TE |
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Optical Fiber |
single mode, polarization maintaining |
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Fiber Connector |
FC/APC angle polished |
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