1550nm 6.5W Laser Diode COS(Chip On Submount) 190μm Emission Width 1550A-190-6.5-2-COS
[Features]
High laser power
High efficiency.
Excellent beam characteristics.
Long lifetime, high reliability.
[Applications]
Laser sensing
Medical & Cosmetics
Scientific Research
Note:
1. Lead time: Some chips are in stock, and it will take 2 to 3 weeks if there is no stock.
2. Wholesale price: >100 pcs order, please contact us, the price has a bigger discount.
3. Country of origin: Made In China
[Specifications]
Parameters
|
Symbol
|
Min.
|
Typical
|
Max.
|
Unit
|
Operation①
|
Center wavelength
|
λ
|
1530
|
1550
|
1570
|
nm
|
Output power
|
Po
|
|
6.5
|
|
W
|
Operation mode
|
|
|
CW
|
|
|
Geometrical
|
Emitter width
|
w
|
|
190
|
|
μm
|
Cavity length
|
L
|
|
2000
|
|
μm
|
Chip width
|
W
|
|
400
|
|
μm
|
Chip height
|
H
|
|
150
|
|
μm
|
Electro Optical Data
|
Threshold current
|
Ith
|
|
1
|
1.2
|
A
|
Operating current
|
Iop
|
|
15
|
16.5
|
A
|
Operating voltage
|
Vop
|
|
1.5
|
1.7
|
V
|
Slope efficiency
|
ηd=Po/(Iop - Ith)
|
0.5
|
0.55
|
|
W/A
|
Total conversion efficiency
|
η=Po/(Iop x Vop)
|
23
|
29
|
|
%
|
Slow axis divergence ②
|
θ∥
|
|
13
|
16
|
degrees
|
Fast axis divergence ③
|
θ⊥
|
|
30
|
35
|
degrees
|
Spectral width ③
|
△λ
|
|
10
|
13
|
nm
|
Polarization
|
|
|
TE
|
|
|
Note:
①. Mounted on a heat sink coolant temperature 25℃, operating at nominal power
②. Full width at 95% power content
③. FWHM (Full width half maximum).
|