RED LASER DIODE
DL-3148-023A
Features
• Short wavelength : 635 nm (Typ.)
• Output power : 3 mW CW
• Low threshold current : Ith = 20 mA (Typ.)
• Low operating voltage : Vop = 2.2 V (Typ.)
• Small package : ø5.6 mm
Package
Ver.1 Apr. 2000
Tolerance : ± 0.2
(Unit : mm)
0
ø5.6 - 0.025
ø4.4
ø3.55± 0.1
ø1.6
Effective window diameter 1.0min.
1
2
3
Top view
Applications
1.0± 0.1
LD facet
Laser pointer
Absolute Maximum Ratings
(Tc=25°C)
Parameter
Light Output
Reverse
Voltage
CW
Laser
PD
V
R
Topr
Tstg
Symbol
Po
Ratings
3
2
30
-10 to +40
-40 to +85
V
°C
°C
2
ø1.4max.
3-
ø0.45± 0.1
Pin No.
1
2
3
ø2.0
Unit
mW
Pin Connection
1
3
Operating Temperature
Storage Temperature
LD
PD
Electrical and Optical Characteristics
Parameter
Threshold Current
Operating Current
Operating Voltage
Lasing Wavelength
Perpendicular
Beam
3)
Divergence
Parallel
Off Axis
Angle
Perpendicular
Parallel
Symbol
Ith
Iop
Vop
Lp
Qv
Qh
dQv
dQh
dPo/dIop
Im
As
1) 2)
(Tc=25°C)
Condition
CW
Po=3mW
Po=3mW
Po=3mW
Po=3mW
Po=3mW
-
-
-
Po=3mW
Po=3mW
Min.
-
-
-
-
25
6
-
-
-
0.03
-
Typ.
20
25
2.2
635
30
8
-
-
0.5
0.15
8
Max.
40
45
2.4
640
35
10
±3
±3
-
0.5
-
Unit
mA
mA
V
nm
°
°
°
°
mW/mA
mA
µm
Differential Efficiency
Monitoring Output Current
Astigmatism
1) Initial values 2) All the above values are evaluated with Tottori Sanyo's measuring apparatus
3) Full angle at half maximum
Note : The above product specification are subject to change without notice.
Tottori SANYO Electric Co., Ltd.
LED Division
Electronic Device Business Headquarters
TEL : +81-857-21-2137 FAX : +81-857-21-2161
5-318, Tachikawa, Tottori 680-8634 Japan
ROITHNER [ Roithner LaserTechnik GmbH ]
