IS1682 Datasheet, PDF (1/2 Pages) Sharp Electrionic Components – OPIC Light Detector for X40 Speed CD-ROM Drive

IS1682
Under development
New product
OPIC Light Detector
OPIC Light Detector for X40 Speed CD-ROM Drive
General Description
Sharp's IS1682 is OPIC light detectors which
are used for pick-up in X40 speed CD-ROM drive.
They improve noise resistance characteristics and
enable to read low reflective CD-RW due to built-in
RF amp.
Outline Dimensions
10 9 8 7 6
0.4
0.35
(Unit: mm)
Features
(1) High speed response(Response frequency: MIN. 45MHz)
(Best suited for optical pick-up in X40 speed CD-ROM drive)
(2) With built-in RF amplifier
0.15
(Integrates 6-division PIN photodiode and
amplifier circuit onto a single chip)
(3) Compact and thin package
(Dimensions: 5.0 x 4.0 x 1.5mm)
(4) Possible to supply custom-made detecting pattern
P=0.8
1234 5
5.0
Terminal connection
1 VD 6 VE
2 VA 7 GND
3 VRF 8 VS
(5) Pair use with Sharp's laser diode is recommended.
Laser diode : 780 nm / 5 mW (LT022 series )
4 _VB ⁹ Vcc
5 _VC 10 _VF
770 to 795 nm /60 mW ( LT041NS ) _{* "OPIC"(Optical IC)is a trademark of the SHARP Corporation. An OPIC consists of a}
light-detecting element and signal-processing circuit integrated ontoa single chip.
Applications
Detecting Pattern of Photodiode
Internal Block Diagram
Unit: µm
(1) CD-ROM drive(to 40X speed)
Vcc
V_S
(2) CD-ROM drive for CD-RW
380
124 66 ⁶⁶ 124
88
F
5
E
DC
AB
6˚
6˚
4-15
−
+
V_A
A
−
+
V_B
B
−
+
V_C
C
Absolute Maximum Ratings
(Ta=25˚C)
Parameter
Symbol
Rating
Unit
Supply voltage
Vcc
6.0
V
*1 Output voltage
Vo
Vcc
V
Operating temperature Topr −30 to +80
˚C
Storage temperature
Tstg −40 to +100
˚C
*2 Soldering temperature Tsol
260
˚C
*1 Applies to VA to VF,VRF
*2 For MAX.3s at the position of 1.0mm from the resin edge.
D
GND
−
+
V_D
E
−
+
V_E
F
−
+
V_F
−
+
V_RF
Bias circuit
(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.
• Specifications are subject to change without notice for improvement.
(Internet) _{• Data for Sharp's optoelectronic/power devices is provided on internet. ( Address http://www.sharp.co.jp/ecg/)}
Tec.IS980701