LASER
98
HOLOGRAM LASER
◆
Light-detectors for signal detection*
For CD-ROM Drive (x40) <GH6C605B5A/B>
* Optical system is specified separately.
P
H
= Hologram element emission intensity
◆
Light-detectors for signal detection*
For DVD-ROM Drive (x10) <GH6D407B5A/B>
* Optical system is specified separately.
P
H
= Hologram element emission intensity
◆
Light-detectors for signal detection*
For CD-R/RW Drive (x24 writable) <GH5R41HA3C>
* Optical system is specified separately.
Refer to specification sheets for details of each model.
• New Numbering System of Hologram Lasers
Item Conditions Rated value
RF output amplitude P
H
= 3.0 mW* TYP. 1.0 V
Focus error signal output amplitude With RF amplitude of 0.55 V TYP. 0.35 V
Radial error signal output amplitude TYP. 0.12 V
Focus error signal offsetting –MAX. ±0.7 µm
OPIC operation voltage –TYP. 5.0 V
OPIC response frequency Vcc = 5 V, –3 dB MIN. 40 MHz
Item Conditions Rated value
RF output amplitude P
H
= 4.75 mW* TYP. 1.05 V
Focus error signal output amplitude With RF amplitude of 1.0 V TYP. 0.66 V
Focus error signal offsetting With RF amplitude of 1.0 V MAX. ±0.5 µm
OPIC operation voltage –TYP. 5.0 V
OPIC response frequency Vcc = 5 V, –3 dB MIN. 60 MHz
Item Conditions Rated value
RF output amplitude Outgoing radiation with
collimating lens
at 1.5 mW
at high gain
TYP. 0.94 V
Focus error signal output amplitude TYP. 0.59 V
Radial error signal output amplitude TYP. 0.19 V
Focus error signal offsetting MAX. ±0.7 µm
OPIC operation voltage –TYP. 5.0 V
OPIC response frequency Vcc = 5 V, –3 dB MIN. 45 MHz
(Tc = 25°C)
(Tc = 25°C)
(Tc = 25°C)
GH5C105D3A□□
Semiconductor laser diode
Category (5: Hologram laser, 6: Resin stem hologram laser)
Application (C: CD/CD-ROM, M: MD, R: CD-R/RW, D: DVD/DVD-ROM, etc.)
Response speed (0: Standard, 1: x2 speed, 2: x4 speed, etc.)
Optical power output (05: 5 mW, etc.)
Chip characteristics (A: Standard, B: Low current 1, C: Low current 2, D: Low current 3, S: Self-oscillation type)
Package (1: ø9, 2: ø5.6, 3: 4.8t, 4: 3.6t, 5: 3.0t, etc.)
Te r minal connection (A: Dual power supply, B: Single power supply, C: Without monitor)
Supplimental code
Internet address for Electronic Components Group
http://sharp-world.com/ecg/
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.
E094_098.fm 98 ページ 2001年9月23日 日曜日 午後1時32分