Hologram Lasers
GH7C605B5A/GH7C605B5B
✕ Electro-optical Characteristics of Laser Diode (Design Standard*)
(TC=25˚C)
Parameter
Symbol
Conditions
MIN.
-25
-15
-80
-80
-80
-
TYP.
MAX.
+25
Unit
%
Emission
characteristics
Parallel
S//
S
-
-
-
-
-
-
✕1
Symmetry
Po=3mW, Into NA=0.11
Perpendicular
+15
%
∆x
∆y
∆z
α
µm
µm
µm
-
+80
−
Misalignment position
+80
+80
Interference pattern intensity
Po=3mW
0.99
✕1
4-division photodetector
(ø10mm)
Measuring method of radiation symmetry
Reference plane
6.3˚
C
D
B
A
ø7.4mm
Parameter
Definition
Laser diode
(P
P
B
+ P
+ P
+ P
+ P
: Output of light detector X
C
) - (P
A
+ P
D
)
)
S/ /
S
A
B
+ P
C
+ P
D
Y
Z
(P
P
A
B
) - (P
C
+ P
D
Y
Z
to 33mm (NA=0.11)
A
B
+ P
C
+ P
D
P
X
X
X
✕ Electrical Characteristics of Monitor Photodiode (Design Standard*)
(GH7C605B5A)
(TC=25˚C)
Parameter
Symbol
Conditions
VR=15V
MIN.
TYP.
0.11
-
MAX.
Unit
mA/ mW
nA
✕2
Sensitivity
S
-
-
-
-
150
-
Dark current
ID
Ct
Terminal capacitance
4.2
pF
(GH7C605B5B)
(TC=25˚C)
Parameter
Sensitivity
Symbol
Conditions
VR=15V
MIN.
TYP.
0.07
-
MAX.
Unit
mA/ mW
nA
✕2
S
-
-
-
-
150
-
Dark current
ID
Ct
Terminal capacitance
7.7
pF
✕2
For hologram output power
✕
Electro-optical Characteristics of OPIC for Signal Detection (Design Standard*)
(VCC=5V, VS=2.1V 5%, TC=25˚C)
✕3
Segment
Parameter
Supply voltage
Symbol
VCC
Conditions
MIN.
4.5
7
TYP.
5
MAX.
5.5
13
2.2
25
15
25
15
-
Unit
V
Supply current
ICC
10
2.1
0
mA
V
Vs working voltage range
VS
2.0
-25
-15
-25
-15
40
mV
mV
mV
mV
MHz
MHz
MHz
V
VA, VB, VC
VE, VF
VA-VB
✕4
Output offset voltage
VOD
0
No light
0
∆VOD
Offset voltage difference
0
VE-VF
fCRF
fCF
70
20
4
VRF
✕5
-3dB
Response frequency
RF reference voltage
10
-
VA, VB, VC
VE, VF
VRF
RL=10k, CL=10pF
fCR
2
-
VRFO
PH=0mW No light
1.40
1.60
1.80
✕3
✕4
Applicable divisions correspond to output terminals.
Difference from Vs
✕5
Segment No.
Output
Output amplitude=0dB (input signal 100kHz) BW=10kHz
D1
D 1 ...............................................VE
* These parameters are not guaranteed performance, but general
specifications of each optical element which makes up a hologram
laser.
D 2 ...............................................VA
D 3 ...............................................VB
D 4 ...............................................VC
D 5 ...............................................VF
D2
D3
D5
D4
• 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.
93
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