|
Specifications
of 850nm 50mW Laser Diode
Model
No. LD-850-50A
Features
-
Wavelength
850 nm (Typ.)
-
50mW CW Operation at –10 to +50 oC
-
Low Threshold Current 15mA (Typ.)
-
Standard package: TO-18 (Æ 5.6mm package)
-
Cost effective
Applications
-
Laser printer
-
Bar-code scanner
-
Military
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PARAMETER
|
SYMBOL
|
RATING
|
|
Optical Output Power
|
P0
|
50 mW
|
|
LD Reverse Voltage
|
VRL
|
3.5V
|
|
PD Reverse Voltage
|
VRP
|
30 V
|
|
PD Forward
current
|
IRP
|
10mA
|
|
Operation Temperature
|
To
|
-10 to +50 oC
|
|
Storage Temperature
|
TSTG
|
-40 to +85oC
|
Electrical –
Optical Characteristics
|
PARAMETER
|
SYMBOL
|
MIN.
|
TYP
|
MAX.
|
UNITS
|
TEST CONDITION
|
|
Lasing Wavelength
|
λp
|
830
|
845
|
850
|
nm
|
P0=50mW
|
|
Threshold Current
|
Ith
|
-
|
15
|
25
|
mA
|
P0=50mW
|
|
Operation Current
|
Iop
|
-
|
75
|
95
|
mA
|
P0=50mW
|
|
Operation Voltage
|
Vop
|
-
|
1.8
|
2.4
|
V
|
P0=50mW
|
|
Monitor Current
|
Im
|
0.15
|
0.5
|
1
|
mA
|
P0=50mW, VRP =
0V
|
|
Slope Efficiency
|
η
|
0.7
|
0.8
|
1
|
mW/mA
|
P0=50mW
|
|
Beam Divergence
|
q//
|
9
|
|
15
|
deg
|
P0=50mW (parallel)
|
|
Beam Divergence
|
q^
|
26
|
30
|
35
|
deg
|
P0=50mW (perpendicular)
|
|
Parallel FFP deviation angle
|
Dq//
|
-
|
-
|
±3
|
deg
|
P0=50mW
|
|
Perpendicular FFP deviation angle
|
Dq^
|
-
|
-
|
±3
|
deg
|
P0=50mW
|
|
Emission point accuracy
|
DxDy
|
-
|
-
|
±80
|
um
|
P0=50mW
|
|
Dz
|
-
|
-
|
±40
|
um
|
P0=50mW
|
Pin Configuration
|
Common Anode Pinout
|
 |
|
Bottom
view
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Note: The specifications are subject to change without notice.
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