638nm 1W Laser Diode 110μm Emitter Width 1.5mm Cavity Length TO9 Package 638A-110-1-1.5-TO9
[Features]
Peak wavelength: 638nm
Output power: 1W
[Applications]
Laser display
Laser illumination
Laser indicator
Medical & Cosmetics
Scientific research test
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 Chin
[Specifications]
|
Parameters
|
Symbol
|
Min.
|
Typical
|
Max.
|
Unit
|
|
Peak wavelength
|
λ
|
|
638
|
|
nm
|
|
Spectral Bandwidth
|
BW
|
|
1
|
|
nm
|
|
Wavelenth Temperature Coefficient
|
Δλ/ΔT
|
|
0.18
|
|
nm/℃
|
|
Geometrical
|
|
Emitter width
|
w
|
|
110
|
|
μm
|
|
Cavity length
|
L
|
|
1500
|
|
μm
|
|
Chip width
|
W
|
|
300
|
|
μm
|
|
Chip height
|
H
|
|
150
|
|
μm
|
|
Electro Optical Data
|
|
Operation Power
|
Pop
|
|
1
|
|
W
|
|
Operating current
|
Iop
|
1.4
|
1.5
|
1.6
|
A
|
|
Threshold current
|
Ith
|
|
0.5
|
|
A
|
|
Operating voltage
|
Vop
|
|
2.5
|
|
V
|
|
Slope efficiency
|
ηd=Po/(Iop -Ith)
|
|
1
|
|
W/A
|
|
Total conversion efficiency
|
η=Po/(Iop x Vop)
|
|
27
|
|
%
|
|
Beam Divergence Angle Width (Horizontal) ①
|
θ∥
|
3
|
8
|
13
|
degrees
|
|
Beam Divergence Angle Width (Vertical) ②
|
θ⊥
|
35
|
40
|
45
|
degrees
|
|
Notes:
① The lifetime is not guaranteed if the laser is operated over the maximum rating.
② Full width at 95% power content.
③ FWHM (Full width half maximum).
|
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