
102
Hologram Lasers
GH6CD05B3A
■
Electrical Characteristics of Monitor Photodiode (Design Standard*)
(T
C
=25C)
■
Electro-optical Characteristics of Laser Diode (Design Standard*)
Parameter
Symbol
Emission
characteristics
x
y
(T
C
=25C)
MAX.
+25
+15
+80
+80
Unit
%
%
1
Symmetry
S
//
S
⊥
Misalignment position
μ
m
μ
m
z
z
+80
-
μ
m
mm
Interference pattern intensity
α
0.99
-
Conditions
MIN.
-25
-15
-80
-80
TYP.
-
-
-
-
Parallel
Perpendicular
-80
-
-
Po=3mW
-
-
Po=3mW, Into NA=0.11
Parameter
Symbol
S
I
D
MAX.
-
150
-
Unit
2
Sensitivity
Dark current
mA/mW
nA
Terminal capacitance
2
For hologram output power
C
t
pF
Conditions
MIN.
-
-
-
TYP.
0.11
-
4.2
V
R
=15V
■
Electro-optical Characteristics of OPIC for Signal Detection (Design Standard*)
Parameter
Symbol
Supply voltage
V
CC
Supply current
I
CC
V
CC
=3V
(T
C
=25C)
Unit
V
mA
mV
3
Segment
Response frequency
f
CF
f
CR
MHz
MHz
V
A
, V
B
, V
C
V
E
, V
F
Conditions
-
MIN.
2.8
1.8
-11
TYP.
-
4.2
0
12
1.2
18
1.8
1
Measuring method of radiation symmetry
3
Applicable divisions correspond to output terminals.
4
Difference from Vs
5
Output amplitude=0dB (input signal 100kHz) BW=10kHz
Segment No.
D 1...............................................V
E
D 2...............................................V
A
D 3...............................................V
B
D 4...............................................V
C
D 5 ...............................................V
F
Output
D1
D2
D3
D5
D4
MAX.
5.5
6.7
+11
-13
-11
0
0
+13
+11
mV
mV
V
E
, V
F
V
A
-V
B
-13
0
+13
-
-
mV
V
E
-V
F
5
V
CC
=3V, -3dB
R
L
=10k
, CL=10pF
Parameter
Definition
S//
S
⊥
(P
B
+ P
C
) - (P
A
+ P
D
)
P
A
+ P
B
+ P
C
+ P
D
(P
A
+ P
B
) - (P
C
+ P
D
)
P
A
+ P
B
+ P
C
+ P
D
P
X
: Output of light detector X
Reference plane
to 33mm (NA=0.11)
6.3
7.4mm
4-division photodetector
(10mm)
C
B
D
A
Laser diode
Y
Z
X
Y
Z
X
4
Output offset voltage
V
OD
V
CC
=3V
No light
V
A
, V
B
, V
C
Offset voltage difference
V
OD
Z - position of emission point
1.39
* These parameters are not guaranteed performance, but general specifications of each optical element which makes up a hologram laser.
Please refer to the chapter "Handling Precautions"
Notice
In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP
devices shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.
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