RED LASER DIODE
DL-4148-021
Ver.2 Apr. 2000
Features
Package
• Short wavelength : 635 nm (Typ.)
• High output power : 10 mW CW
• Low threshold current : Ith =40 mA (Typ.)
• Small package :ø5.6mm
Tolerance : ± 0.2
(Unit : mm)
0
ø5.6- 0.025
ø4.4
ø3.55± 0.1
ø1.6
Effective window diameter 1.0min.
1
Top view
3
Applications
2
1.0± 0.1
Line marker,Leveler
LD facet
Absolute Maximum Ratings
(Tc=25°C)
Parameter
Symbol
Light Output
Po
12
3ø0.45± 0.1
Unit
mW
CW
Reverse
Voltage
Ratings
ø1.4max.
Laser
Pin No.
1
2
3
ø2.0
PD
2
VR
Pin Connection
V
30
1
Operating Temperature
Topr
-10 to +40
°C
Storage Temperature
Tstg
-40 to +85
3
°C
PD
LD
2
Electrical and Optical Characteristics
1) 2)
(Tc=25°C)
Parameter
Symbol
Condition
Min.
Typ.
Max.
Unit
Threshold Current
Ith
CW
-
40
60
mA
Operating Current
Iop
Po=10mW
-
60
80
mA
Operating Voltage
Vop
Po=10mW
-
2.3
2.5
V
Lasing Wavelength
Lp
Po=10mW
-
635
645
nm
Perpendicular
Beam 3)
Divergence
Parallel
Qv
Po=10mW
25
30
35
°
Qh
Po=10mW
6
8
10
°
Perpendicular
dQv
-
-
-
±2
°
Parallel
dQh
-
-
-
±2
°
Off Axis
Angle
Differential Efficiency
dPo/dIop
-
-
0.5
-
mW/mA
Monitoring Output Current
Im
Po=10mW
0.05
0.15
0.4
mA
Astigmatism
As
Po=10mW
-
8
-
µm
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
5-318, Tachikawa, Tottori 680-8634 Japan
Electronic Device Business Headquarters
TEL : +81-857-21-2137 FAX : +81-857-21-2161
