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參數(shù)資料
| 型號(hào)： | SLK3001PE |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Ultrahigh-speed Optical Integration Device that Achieves 10?Speed DVD Playback Laser Coupler |
| 中文描述： | 超高速光集成器件，可實(shí)現(xiàn)10？速度DVD播放激光耦合器 |
| 文件頁數(shù)： | 2/2頁 |
| 文件大小： | 73K |
| 代理商： | SLK3001PE |
LD operating
current
LD operating
voltage
LD wavelength
Optical output
Relative intensity
noise
Item
Iopo
Vop
λ
Po
RIN
Imon
V
CC
V
C
I
CC
F
Monitor PD
current
PDIC supply
voltage
PDIC current
consumption
Frequency band
Operating
temperature
Symbol
Tc
mA
V
nm
mW
dB/Hz
mA
V
V
mA
MHz
Unit
°
C
75.0
2.30
655
1.2
Under-125
0.1
5.0
2.5
20
100
Typical value
–10 to +70
I
Table 1
Main Specifications
Pulsation LD
Disc
Microprism
PDIC
16-pin ceramic
package
Device size:
7.5 mm
×
6.5 mm
×
2.0mmt
Built-in 1/4-wavelength
plate
Focus error:
Tracking error:
Differential spot size method
DPD method
(phase difference detection)
I
Figure 1 Device Structure
A = F1 + F2
B = F5 + F6
C = F7 + F8
D = F3 + F4
Outputs
for DPD
use
Track direction
F4
F3
F2
F1
A
Phase
comparator
Phase
comparator
Adder
Tracking error
(DPD method)
D
C
B
A2 = F1 + F5 + R3
B2 = F3 + F7 + R1
C2 = F4 + F8 + R2
D2 = F2 + F6 + R4
Outputs for
focus servo use
Focus
error
FE = (A2 + C2) – (B2 + D2)
(Differential spot size method)
F8
F7
F6
F5
R4
R3
R2
R1
I
Figure 2 Servo Signal Calculation
I
Figure 3 Sample Optical Pickup
Structure
SLK3001PE
Disc
Objective
lens
Collimating
lens
NA = 0.6
NA = 0.086
(7
×
system)
9
GND
10
Im
11
G.SW
12
D
13
C
14
RF–
15
D2
16
C2
8
LDA
7
V
CC
6
V
C
5
A
4
B
3
RF+
2
A2
1
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
B2
Bottom view
(GND)
Top view
I
Figure 4 Pin Configuration
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