SONY SLD104AU

SLD104AU
AlGaAs Laser Diode
Description
The SLD104AU is a AlGaAs laser diode developed for positive power supplies. In comparison with the
SLD104U, this device attains even lower power consumption levels.
Features
• Low power consumption
• Single power supply
• Low noise
• Microminiaturized package (φ5.6mm)
Structure
• AlGaAs double hetero-type laser diode
• PIN photo diode for laser optical power output monitor
Absolute Maximum Ratings (Tc = 25°C)
• Optical power output Po
5
mW
• Reverse voltage
VR LD
2
V
PD
15
V
• Operating temperature Topr
–10 to +60
°C
• Storage temperature Tstg
–40 to +85
°C
Connection Diagram
3
Pin Configuration
COMMON
PD
2
LD
2
1
1
3
1. LD anode
2. PD anode
3. COMMON
Bottom View
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
–1–
E89418B81-PS
SLD104AU
Electrical and Optical Characteristics (Tc = 25°C)
Item
Symbol
Tc: Case temperature
Condition
Min.
Typ.
Max.
Unit
45
60
mA
52
70
mA
Threshold current
Ith
Operating current
Iop
PO = 3mW
Operating voltage
Vop
PO = 3mW
1.7
1.9
2.5
V
Wavelength
λ
PO = 3mW
760
780
800
nm
Monitor current
Im
PO = 3mW,
VR = 5V
0.08
0.15
0.4
mA
20
32
45
degree
9
17
25
degree
20
%
±150
µm
±3
degree
0.7
mW/mA
15
µm
Perpendicular θ⊥
Radiation angle
Parallel
θ//
(F. W. H. M.∗)
Asymmetry
∆SR ∗1
Positional
accuracy
Position
∆X, ∆Y, ∆Z
Angle
∆φ⊥
PO = 3mW
PO = 3mW
Differential efficiency
ηD
PO = 3mW
Astigmatism
AS
PO = 3mW
| Z// – Z⊥ |
Signal to noise ratio
S/N
fC = 7.5MHz
∆f = 30kHz
PO = 4mW
Dark current of PD
ID
VR = 5V
150
nA
Capacitance of PD
CT
VR = 5V, f = 1MHz
30
pF
0.2
Power
∆SR =
SL SR
–7° 0
7°
θ//
–2–
dB
88
∗ F. W. H. M. : Full Width at Half Maximum
∗1
0.45
| SL – SR |
SL + SR
SLD104AU
Example of Representative Characteristics
Temperature characteristic of threshold current
Far field pattern (FFP)
1.0
PO = 3mW
Radiant intensity (optional scale)
Ith – Threshold current [mA]
100
50
45
10
–10 0
25
50
100
TC – Case temperature [°C]
0.5
θ⊥
θ//
0
–40
–20
0
20
40
Angle [degree]
PIN diode current-voltage characteristics
Optical power output vs. Forward current characteristics
0.25 [mA]
I
5
V
–1.0
1.0 [V]
0
PO – Optical power output [mW]
Tc = 25°C
PO = 3mW
–0.25
4
Tc = 25°C
Tc = 50°C
3
2
1
0
20
40
60
80
100
IF – Forward current [mA]
Relative light intensity vs. Waveform characteristics
Relative light intensity vs. Wavelength characteristics
Relative light intensity
PO = 5mW
Relative light intensity
PO = 3mW
778
779
780
781
782
780
λ – Wavelength [nm]
781
782
783
λ – Wavelength [nm]
–3–
784
SLD104AU
Package Outline
Unit: mm
M-259
Reference Slot
0.4
1.0
0.5
90°
3
Window Glass φ0.8
2
1
0
φ5.6 – 0.05
φ4.4 MAX
0.5 MIN
φ3.8 MAX
∗1.26
5
2
3
1
6.5
LD Chip & Photo Diode
30°
0.2
Reference Plane
1.2 ± 0.1 3.1 MAX
0.6
3 – φ0.45
∗Optical
Distance = 1.35 ± 0.15
SONY CODE
PCD φ2.0
M-259
EIAJ CODE
JEDEC CODE
PACKAGE WEIGHT
–4–
0.3g