INFRARED LASER DIODE
DL-7140-201P
Features
• Wavelength : 783 nm (Typ.)
• Low threshold current : Ith = 40 mA (Typ.)
• High operating temperature : 200mW(Pulse)
• Small package : ø5.6mm
Applications
• Optical disc system (CD-R)
Usage condition
CW:<90mW Pulse:<200mW(peak power)
Absolute Maximum Ratings
(Tc=25°C)
Parameter
Light Output
CW
Symbol
Po (CW)
Pulse
1)
Po(pulse)
2)
Ver.2 Jun. 2002
Package
0
ø5.6 - 0.025
ø4.4
ø3.55± 0.1
ø1.6
Effective window diameter 1.0min.
Tolerance : ± 0.2
(Unit : mm)
1
2
1.0± 0.1
3
Top view
LD facet
Ratings
90
200
2
-10 to +60
-10 to +70
-40 to +85
Unit
mW
V
Pin Connection
°C
°C
1
ø1.4max.
3-
ø0.45± 0.1
Pin No.
1
2
3
ø2.0
Reverse Voltage (LD)
CW
Operating
1)
Temperature Pulse
2)
Storage Temperature
V
R
Topr
Topr
Tstg
3
(NC)
LD
2
(Case)
(Tc=25°C)
1) Pulse Width
≤0.1µs,
Duty 50%,Peak power
2) Case temperature
Electrical and Optical Characteristics 3) 4) 5) 7)
Parameter
Threshold Current
Operating Current
Tc=25°C
Lasing Wavelength
Perpendicular
Beam
6)
Divergence
Parallel
Off Axis
Angle
Perpendicular
Parallel
Symbol
Ith
Iop
Lp
Qv
Qh
dQv
dQh
dPo/dIop
As
Condition
CW
Po=70mW
Po=70mW
Po=70mW
Po=70mW
Po=70mW
Po=70mW
Po=70mW
Po=70mW
Min.
25
80
778
14
7.5
-
-
0.8
-
Typ.
40
110
783
16
8.5
-
-
1.1
-
Max.
60
140
788
18
9.0
± 2.0
± 1.5
1.3
5
Unit
mA
mA
nm
°
°
°
°
mW/mA
µm
Differential Efficiency
Astigmatism
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 .
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
EIectronic Device Business Headquarters
TEL : +81-857-21-2137 FAX : +81-857-21-2161
DL-7140-201P
Characteristics
Output power vs. Forward current
100
25 60°C
80
60
40
20
20
0
10
0
10
20
30
40
50
Temperature Tc(°C)
60
Threshold current vs. Temperature
100
80
60
40
0
50
100
150
Forward current IF (mA)
200
Beam divergence
1.0
0.8
0.6
Po=70mW
Tc=25°C
Lasing wavelength vs. Temperature
795
Po=70mW
790
Qv
785
0.4
0.2
0
-40 -30 -20 -10
0 10 20
Angle ( ° )
30
40
Qh
780
775
0
10
20
30
40
50
Temperature Tc(°C)
60
Output power vs. Lasing wavelength
Tc=25°C
Po=70mW
Po=50mW
Po=10mW
770
775
780
785
Lasing wavelength Lp (nm)
790
This is typical data and it may not represent all products.