DL-7140-201P
INFRARED LASER DIODE
Features
Wavelength : 783 nm (Typ.)
Low threshold current : Ith = 40 mA (Typ.)
High operating temperature : 200mW(Pulse)
Small package : 5.6mm
Absolute Maximum Ratings
Electrical and Optical Characteristics 3) 4) 5) 7)
Tottori SANYO Electric Co., Ltd.
EIectronic Device Business Headquarters
LED Division
5-318, Tachikawa, Tottori 680-8634 Japan
TEL : +81-857-21-2137 FAX : +81-857-21-2161
Ver.2 Jun. 2002
Note : The above product specification are subject to change without notice.
3) Initial values. 4) All the above values are evaluated with Tottori sanyo's measuring apparatus.
5) Reference values. 6)Full angle at half maximum. 7) Measured at CW .
(Tc=25C)
Package
Pin Connection
1
1.6
3.55 0.1
4.4
5.6 - 0.025
Top view
1.0 0.1
Effective window diameter 1.0min.
2 3
2.0
Pin No.
1.4max.
LD facet
3 -
0.45 0.1
1
3
2
(Tc=25C)
Parameter
Threshold Current
Operating Current
Lasing Wavelength
Symbol
Ith
Iop
Lp
Condition
Po=70mW
Min.
25
80
778
Typ.
40
110
783
Max.
60
140
788
Unit
mA
mA
nm
Beam
Divergence
Perpendicular
Parallel
Differential Efficiency
Off Axis
Angle
Qv
Qh
dQv
dQh
dPo/dIop
Po=70mW
Po=70mW
14
7.5
-
-
16
8.5
-
1.1
18
9.0
2.0
1.5
1.3
mW/mA
6)
Astigmatism
As
Po=70mW
5
m
-
-
-
CW
Perpendicular
Parallel
0.8
Tolerance : 0.2
(Unit : mm)
Parameter
Light Output
Reverse Voltage (LD)
2
Symbol
Ratings
Unit
200
V
R
Po(pulse)
V
mW
Operating
Temperature
Storage Temperature
-10 to +70
-40 to +85
Topr
Tstg
C
C
CW
Pulse
Po (CW)
90
1)
1) Pulse Width
0.1s, Duty 50%,Peak power
2) Case temperature
Applications
Optical disc system (CD-R)
(Case)
3
1
LD
2
(NC)
CW:<90mW Pulse:<200mW(peak power)
Usage condition
CW
Pulse
1) 2)
Topr
-10 to +60
2)
Tc=25C
Po=70mW
Po=70mW
Po=70mW
Po=70mW
0
Output power vs. Forward current
Forward current IF (mA)
Characteristics
Threshold current vs. Temperature
DL-7140-201P
This is typical data and it may not represent all products.
100
0
50
150
200
0
100
100
80
60
40
20
25 60C
10
0
10
20
30
40
50
80
60
40
20
60
Beam divergence
Angle ( )
0
0.2
0.4
0.6
0.8
1.0
-40 -30 -20 -10
0
10 20
30
40
Po=70mW
Tc=25C
Qv
Qh
Lasing wavelength vs. Temperature
Temperature Tc(C)
775
780
790
795
0
20
30
50
40
10
785
60
Po=70mW
Output power vs. Lasing wavelength
Lasing wavelength Lp (nm)
770
775
780
785
790
Po=70mW
Po=50mW
Po=10mW
Tc=25C
Temperature Tc(C)
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