Hologram Unit
HUL7203
Hologram Unit
For optical information processing
Features
Smaller package size achieved through
micro-mirror integration
(4.8
脳
8.2
脳
4.3 mm)
2.55
0.25 Lead frame
3.0
Index mark for No.1
pin on reverse side
11.2
8.2
酶8.0*
1
2
3
4
5
6
(0.2)
(0.5)
4.8鹵0.1
0.8脳5=4.0
Unit : mm
(0.3)
(0.35)
4.33
2.55
O
Y
Reference plane
12
11
10 X
9
8
7
Fast response (f
C
= 35 MHz)
Focus error signal detection : SSD method
Tracking error signal detection
: 3 beam method
Low-power semiconductor laser included
Reference plane
Apparent emitting point
Apparent emitting point
Reference plane
,, ,
,,,,
,,,,
8.1
Applications
CD-ROM drives
(supports 20- to 24-time speed CD-ROM drives)
SEC. X-O-Y
(Note): 1.Standard corner R=0.20 max.
2.Tolerance unless otherwise specified is
鹵0.2
3.Thickness of plate:Ni 1碌m min.+Au 0.1碌m min.
4.Thickness of hologram=2.0mm, n=1.519
5.Tolerance of dimension with *(asterisk) is +0/鈥?.05
Absolute Maximum Ratings
(Ta = 25藲C)
Parameter
Laser beam output
*1
Reverse voltage
Supply voltage
Operating ambient temperature
Storage temperature
*1
Symbol
P
O
V
R(LD)
V
R(mon)
V
R
T
opr
T
stg
Ratings
0.3
2
6
6
鈥?10 to +60
鈥?40 to +85
Unit
mW
V
V
V
藲C
藲C
Laser
Monitor
Light emitting output through objective lens
Electro-Optical Characteristics
(Ta = 25藲C)
Parameter
Laser beam output
*1
Operating current
Operating voltage
Oscillating wavelength
Focus error signal amplitude
Tracking error signal amplitude
Focus error signal pull-in range
Frequency characteristics (鈥? dB)
*1
Symbol
P
O
I
OP
V
OP
位
L
V
FE
V
TE
D
FE
f
C
CW
Conditions
CW V
RF
= 570mV, V
CC
= 5V
CW V
RF
= 570mV, V
CC
= 5V
CW V
RF
= 570mV, V
CC
= 5V
CW V
RF
= 570mV, V
CC
= 5V
CW V
RF
= 570mV, V
CC
= 5V
CW V
RF
= 570mV, V
CC
= 5V
min
25
775
340
190
9
30
0.50
0.78
1.33
typ
0.18
35
1.9
795
480
310
12
35
Light emitting output through objective lens
,,,
,, ,
,,,
SEC. X-O-Y
4.7鹵0.1
max
0.25
40
2.4
815
620
430
16
Unit
mW
mA
V
nm
mV
mV
碌m
MHz
4.7
1
1
2
