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SPLE20N81G2 Datasheet(PDF) 3 Page - OSRAM GmbH

Part # SPLE20N81G2
Description  Actively Cooled Diode Laser Bar, 1200 W cw at 808 nm
PDF  7 Pages
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Manufacturer  OSRAM [OSRAM GmbH]
Direct Link  http://www.osram.com
Logo OSRAM - OSRAM GmbH

SPLE20N81G2 Datasheet(HTML) 3 Page - OSRAM GmbH

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SPL E20N81G2
2007-07-18
3
Dioden-Kennwerte (25
°C Kühlwassertemperatur)
Diode Characteristics (25
°C coolant temperature)
Parameter
Parameter
Symbol
Symbol
Werte
Values
Einheit
Unit
min.
typ.
max.
Optische Ausgangsleistung
1)
Optical output power
1)
P
opt
–
1200
–
W
Optische Ausgangsleistung pro Laserbarren
1)
Optical Output power per bar
1)
P
bar
–
60
–
Emissonswellenlänge
1) 2)
Emission wavelength
1) 2)
λ
805
808
811
nm
Spektrale Breite (Halbwertsbreite)
Spectral width (FWHM)
1)
Δλ
–
3
5
nm
Schwellstrom
Threshold current
I
th
–
12
15
A
Kennliniensteigung
Slope efficiency
ΔP/ΔΙ
20.0
23.0
25.0
W/A
Kennliniensteigung pro Laserbarren
Slope efficiency per bar
ΔP/ΔΙ
1.00
1.15
1.25
Betriebsstrom
1)
Operating current
1)
I
op
60
65
70
A
Betriebsspannung
Operating voltage
1) 3)
V
op
34
36
40
V
Konversionseffizienz (elektrisch zu optisch)
1)
Conversion efficiency (electrical to optical)
1)
η
con
48
52
–
%
Temperaturkoeffizient der Wellenlänge
1) 2)
Temperature coefficient of wavelength
1) 2)
Δλ/ΔT
–
0.25
0.31
nm/K
Strahldivergenz senkrecht (Vollwinkel,1/e
2)
Beam divergence fast axis (full angle,1/e
2)
θ⊥
–
65
70
deg
Strahldivergenz parallel (Vollwinkel,1/e
2)
Beam divergence slow axis (full angle,1/e
2)
θ||
–
8
10
deg
TE Polarisation
TE Polarization
P
TE
90
–
–
%
Thermischer Widerstand
(pn-Übergang - Kühlwasser)
Thermal resistance (junction to coolant)
R
th
–
0.3
–
K/W
Abstand der Laserbarren
Bar-to-bar distance
–
1.6
–



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