Sharp IS1622 Datasheet
IS1622
IS1622
OPIC Light Detector for
Recorder Type MD (Mini Disk)
RF Signal Detection
■
Features
1. OPIC light detector for RF signal detection
(6-division PIN type photodiode and amplifier IC integrated
onto single chip)
2.
Low operating voltage design (Operating voltage : 2.7 to 5.5V)
3.
Sensitivity switching between playback mode and recording mode
4. Compact and thin transparent package
(Package dimensions : 3.7x6.1x1.5 mm)
■
Applications
1. Optical pickup for recorder type MD players
■
Recommended Operating Conditions
The switching circuit operates according to H and L voltage of the MR/R terminals.
Mode
Playback mode
Recording mode
■
Absolute Maximum Ratings
MR/R terminal voltage
L
H
Parameter Symbol Rating
Supply voltage
Cathode terminal voltage
Mode switching terminal voltage
*1
Output voltage
*2
Power dissipation
Operating temperature
Storage temperature
*3
Soldering temperature
*1 To apply to individual terminals of V , V , V , V , I and I .
*2 To decrease at the rate of 2mW/ ˚C at Ta >= 25˚C.
*3 For MAX. 3 seconds in the soldering area
ABCDE F
SW state Gain resistance
OFF
ON
V
CC
V
K
V
MP/R
V
O
P
T
opr
T
stg
T
sol
R1R2/(R1+R2
-0.5to+6.0
-0.5to+6.0
-0.5toVcc
-0.5toVcc
150
-20to+70
-40to+85
+ 260
R1
(Ta=25˚C)
Unit
V
V
V
V
mW
˚C
˚C
˚C
■
Outline Dimensions
3.7
10
9876
Y
Detector center
XX’
(0.5)
φ 3.0
1.8
Y’
3.7
3.6
6 VA
7 IE
8 GND
9 I
10
10-0.3
F
VB
P-0.7
12345
(1.07)
1.5
Reference plane
[Terminal configuration]
1 Vc
2 MP/R
3 Vcc
4 V
K
5 VD
Internal block diagram
)
* OPIC (Optical IC) is a trademark of the SHARP Corporation. An OPIC consists
of a light-detecting element and signal-processing circuit integrated onto a single chip.
[Shape of detector portion]
Grain
F1
pattern finish
6.1
0.15
Mirror
MAX 9.3
finish
F2 E2
10 10
( 500)
120
X
6.1
0.8 0.8
+0.2
0
0.05
0
6.0
3.7 3.7
#1 pin index mark
SW
R2
IN
R1
ABCDEF
Amp.
SW
R2
IN
R1
Amp.
SW
R2
IN
R1
Amp.
SW
R2
IN
R1
Amp.
[Unit :µm]
380
Y
A
7878
B
CD
6
120
Y’
Detector
face
0.54
3.0
Reference plane
Vcc
V
K
MP/R
VA
VB
VC
VD
IE
IF
GND
(Unit : mm)
E1
6
120
52
162162
376
X’
1.1
“ In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that occur in equipment using any of SHARP's devices, shown in catalogs,
data books, etc. Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device.”
Recommended Operating Conditions
■
Parameter Symbol MIN.
Operating supply voltage range
Cathode terminal voltage
*4
Playback mode incident light quantity range 1
*5
Playback mode incident light quantity range 2
*4
Recording mode incident light quantity range 1
*5
Recording mode incident light quantity range 2
*4 The incident light quantity range applies to individual photodiodes of A, B, C and D and is specified in the incident light quantity per single photodiode.
*5 The incident light quantity range applies to individual photodiodes of E and F and is specified in the incident light quantity per single photodiode.
V
V
φP1
φP2
φ R1
φ R2
CC1
2.7
2.7
K
1
0.5
15
7
TYP.
3.0
3.0
50
17
MAX.
5.5
5.5
6
3
17
6
130
36
Unit
V
V
µ W
µ W
µ W
µ W
IS1622
Electro-optical Characteristics
■
Parameter Symbol MIN. TYP. MAX. Unit Application
Supply current I
Dark output voltage V
Dark output differential voltage
*6
Sensitivity
Sensitivity temperature coefficient
Playback mode
Response frequency
Output noise level
Supply current
Dark output voltage
Dark output difference voltage
*7
Sensitivity
Sensitivity temperature coefficient
Response frequency
Recording mode
Output noise level 1
Output noise level 2
Sensitivity
Output current
Dark current
Terminal capacitance
Mode switching terminal voltage 1
Mode switching terminal voltage 2
Mode switching terminal current 1
Common to both modes
Mode switching terminal current 2
Charac. after
mode switching
*6 6µ W DC light is radiated to the center of each photodiode at 50µmφ.
Assuming the then output voltage as V and the dark output voltage as V , sensitivity R is defined according to the following formula.
RpP=
*7 50µ W DC light is radiated to the center of each photodiode at 50µmφ.
Assuming the then output voltage as V and the dark output voltage as V , sensitivity V is defined according to the following formula.
R
*8 Take measurement assuming the mode switching terminal voltage on V =0V in the playback mode and V =Vcc in the recording mode.
*9 Sensitivity response characteristics after mode switching between the playback and recording modes is specified in the sensitivity in 20µs after change of the mode switching
terminal voltage. Take measurement with 20µ W DC light radiated to the center of each photodiode at 50µmφ.
Assuming the then output as V and dark output voltage as V , sensitivity R is defined according to the following formula.
R
Sensitivity response
Sensitivity response
| V
pP-VodP
=| VpR-V
pR
p
odR
=| Vp-Vod| / 20 µW
|/ 6µW
|
/ 50 µW
p
(Current flowing out of terminal : +, Current flowing into terminal :
Conditions *8
CCP
odP
V
odPS
R
pP
R
f
CP
V
I
CCR
V
odR
V
odRS
R
R
pRt
f
CR
V
nR1
V
nR2
R
pE,RpF
I
I
dE,IdF
C
AK
V
MR
V
MP
I
MR
I
MP
R
pRP
R
pRP
pP odP pP
pR odR pP
Ta=-20to+70˚C - + 7 000 - ppm/˚C
pPt
-3dB 3.0 5.3 - MHz
f = 720kHz,BW = 10kHz - dBm
nP
pR
Ta=- 20to+70˚C - + 7 000 - ppm/˚C
- 3dB 1.8 3.8 - MHz
f=22kHz,BW=1kHz - - 100 dBm
f=720kHz,BW=10kHz - -90 dBm
O
MP/R MP/R
od p
- 2.0 5.2 9.0 mA V
- 1.1 1.4 1.6 V
- -25 0 25 mV
- 13 22.5 34 mV/µW
- 3.0 5.6 10.0 mA V
- 1.1 1.35 1.6 V
- -25 0 25 mV
- 1.3 2.8 4.9 mV/µW
- 0.28 0.37 0.52 µ A/ µWIE,I
- 240 430 700 µA
---10nAI
--
-
Vcc- 0.5
- 0 - 0.4 V MP/R
- - - 230 µ A MP/R
---µA MP/R
*9 11.7 22.5 35.7 mV/µW
*9 1.2 2.8 5.2 mV/µW
-
)
-90 -80
(
)
20
- Vcc V MP/R
(Ta=25˚C, V =V =3.0V)
CC K
VA,VB,VC,V
VA,VB,VC,V
VA,VB,VC,V
VA,VB,VC,V
VA,VB,VC,V
VA,VB,VC,V
VA,VB,VC,V
VA,VB,VC,V
VA,VB,VC,V
VA,VB,VC,V
VA,VB,VC,V
-90
-80
VA,VB,VC,V
VA,VB,VC,V
VA,VB,VC,V
-pFI
-0.5
VA,VB,VC,V
VA,VB,VC,V
CC
D
D
D
D
D
D
CC
D
D
D
D
D
D
D
F
D
,I
E
F
E,IF
D
D
●
Please refer to the chapter "Precautions for Use". (Page 78 to 93)
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