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PDF HUL7281 Data sheet ( Hoja de datos )
| Número de pieza | HUL7281 | |
| Descripción | Hologram Unit | |
| Fabricantes | Panasonic | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de HUL7281 (archivo pdf) en la parte inferior de esta página. Total 3 Páginas | ||
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Hologram Unit
HUL7281
Hologram Unit
For optical information processing
Features
Smaller package size achieved through
micro-mirror integration
(4.8 × 8.2 × 4.3 mm)
Fast response (fC = 24 MHz)
Focus error signal detection : SSD method
Tracking error signal detection
: 3 beam method
Low-power semiconductor laser included
Application
CD-ROM drives
(supports 8- to 16-time speed CD-ROM
drives)
1
2
3
4
5
6
(0.2)
(0.5)
Index mark for No.1
pin on reverse side
11.2
8.2
ø8.0*
O
Y
Reference plane
12
11
10
9
X
8
7
Reference plane
Apparent emitting point
Apparent emitting point
Reference plane
Unit : mm
4.33
2.55
SEC. X-O-Y
8.1
SEC. X-O-Y
(Note): 1.Standard corner R=0.20 max.
2.Tolerance unless otherwise specified is ±0.2
3.Thickness of plate:Ni 1µm min.+Au 0.1µm min.
4.Thickness of hologram=2.0mm, n=1.519
5.Tolerance of dimension with *(asterisk) is +0/–0.05
Absolute Maximum Ratings (Ta = 25˚C)
Parameter
Symbol
Laser beam output*1
PO
Laser
Reverse voltage
Monitor
VR(LD)
VR(mon)
Supply voltage
VR
Operating ambient temperature Topr
Storage temperature
Tstg
*1 Light emitting output through objective lens
Ratings
0.3
2
6
6
– 10 to +60
– 40 to +85
Unit
mW
V
V
V
˚C
˚C
Electro-Optical Characteristics (Ta = 25˚C)
Parameter
Symbol
Conditions
min typ max Unit
Laser beam output*1
PO CW
0.18 0.25 mW
Operating current
IOP CW VRF = 420mV, VCC = 5V 25 35 45 mA
Operating voltage
VOP CW VRF = 420mV, VCC = 5V
1.9 2.4
V
Oscillating wavelength
λL CW VRF = 420mV, VCC = 5V 775 795 815 nm
Focus error signal amplitude
VFE CW VRF = 420mV, VCC = 5V 180 300 420
mV
Tracking error signal amplitude
VTE CW VRF = 420mV, VCC = 5V 170 280 400 mV
Focus error signal pull-in range
DFE CW VRF = 420mV, VCC = 5V
9
12 16 µm
Frequency characteristics (–3 dB) fC
16 24
MHz
*1 Light emitting output through objective lens
1
Free Datasheet http://www.Datasheet4U.com
1 page | ||
| Páginas | Total 3 Páginas | |
| PDF Descargar | [ Datasheet HUL7281.PDF ] | |
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