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Rohm Semiconductor Electronic Components Datasheet

RLD2WMGS1 Datasheet

660nm High Power / 780nm Low Power Dual Wave Laser

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RLD2WMGS1 pdf
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Laser Diodes
RLD2WGS1
Under development
660nm High Power / 780nm Low Power
Dual Wave Laser
RLD2WMGS1
RLD2WMGS1 is a dual wave laser which achieved high emission point distance accuracy according to a emission point
simultaneous process.
zApplications
DVD recorder
zDimensionsUnit : mm
zFeatures
1) DVD / CD Po (Optical output) : 240mW / 20mW
2) Emission point distance accuracy : 110µm ± 1µm
3) High Heat Radiation Type : Slim frame package
5.15
3.6MAX
2.1
0.235(Y)
0.45(Z)
3.55MAX
1.5
3-0.55MAX
1.3 1.3
3-0.4
zAbsolute maximum ratingsTc=25°C
DVD
Parameter
Symbol
Limits
Optical output
PO Pulse 240
Laser reverse voltage
VR 2
Operating temperature
Top 10 to +75 (Pulse)
Storage temperature
Tstg
40 to +75
Unit
mW
V
°C
°C
CD
Parameter
Optical output
Lase reverse voltage
Operating temperature
Storage temperature
Symbol
PO
VR
Top
Tstg
Limits
CW 20
2
10 to +75 (Pulse)
40 to +75
Unit
mW
V
°C
°C
13
LD LD
2 GND
1 LD (650nm) anode
2 GND cathode
3 LD (780nm) anode
1/3


Rohm Semiconductor Electronic Components Datasheet

RLD2WMGS1 Datasheet

660nm High Power / 780nm Low Power Dual Wave Laser

No Preview Available !

RLD2WMGS1 pdf
Laser Diodes
RLD2WGS1
Under development
zElectrical and optical characteristicsTc=25°C
DVD
Parameter
Symbol Min. Typ. Max. Unit
Conditions
Threshold current
Ith 60 75 mA CW
Operating current
Iop 150 200 mA PO=80mW CW
Operating voltage
Vop
2.7 3.3
V PO=80mW CW
Output efficiency
η 0.7 0.9 1.3 mW/mA 30mW/ (I (80mW)I (50mW))
Beam diveragence
(FWHM)
Beam tolerance
Emission point accuracy
θ // 7.5 13 deg
θ 12.5 21 deg
PO=80mW CW
φ // 3 0 3 deg
φ 3 0 3 deg
X,Y,Z 80 0 80 deg
Lasing wavelength
Astigmatism
λ 655 662 665 nm PO=80mW CW
As − − 6 nm NA=0.45, PO=5mW CW
CD
Parameter
Symbol Min. Typ. Max. Unit
Conditions
Threshold current
Ith 50 80 mA CW
Operating current
Iop 80 90 mA PO=20mW CW
Operating voltage
Vop
1.9 2.3
V PO=20mW CW
Output efficiency
η 0.5 0.7 1.2 mW/mA 4mW/ (I (8mW)I (4mW))
Beam diveragence
(FWHM)
Beam tolerance
θ // 6 7.5 12 deg
θ 13 15.5 21 deg
PO=20mW CW
φ // 3 0 3 deg
φ 3 0 3 deg
Lasing wavelength
λ 770 782 790 nm PO=20mW CW
Resistance
Rs
3.5 5
PO=20mW CW
Astigmatism
As − − 6 µm NA=0.45, PO=5mW CW
Note : θ , θ //are defined as full width of half maximum.
[Common]
Parameter
Emission point distance
Symbol Min. Typ. Max.
109 110 111
Unit
µm
Conditions
2/3


Part Number RLD2WMGS1
Description 660nm High Power / 780nm Low Power Dual Wave Laser
Maker Rohm
Total Page 4 Pages
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RLD2WMGS1 pdf
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