SHARP IS455

IS455
IS455
Linear Output Type OPIC Light
Detector
■ Features
■ Outline Dimensions
0.2
1.67
3
2.5
3.81±
Adjustment detector
(PD2) center
10 ˚ 10˚
1. Copiers
0.15
10˚ 10 ˚
4.3
(0.5)
(0.5)
(0.67)
3.5
3.5
■ Applications
5.0 ± 0.1
0.1
2
Main detector
(PD1) center
1.5±
4
0.3
1
0.1
4.4±
5.0±
1. Liner output
2. Capable of output voltage level adjustment
due to external resistor
( Unit : mm )
0.5
0.4
3.81
θ
θ
θ = 7.5˚ +10˚
- 5˚
4.9
Internal connection diagram
Voltage regulator
4 1 IO
Main detector ( PD1 )
2 GND
1 3 GND
2 4 VCC
Adjustment detector ( PD2 )
3
*“ OPIC ” ( Optical IC ) is a trademark of the SHARP Corporation.
An OPIC consists of a light-detecting element and signalprocessing circuit integrated onto a single chip.
■ Enlarged Figure of Light
Detecting Portion
296
Parameter
Supply voltage
Output voltage
Output current
Power dissipation
Operating temperature
Storage temperature
*1
Soldering temperature
Symbol
V CC
VO
IO
PO
Topr
Tstg
Tsol
( Ta= 25˚C )
Rating
- 0.5 to +8
- 0.5 to VCC
- 10
150
- 25 to + 85
- 40 to + 85
260
Main detector
(PD1) center
530
425
820
■ Absolute Maximum Ratings
( Unit : µm )
820
Chip center
Adjustment detector
(PD2) center
Unit
V
V
mA
mW
˚C
˚C
˚C
*1 For 3 seconds at the position of 1mm from the bottom face of
resin package.
“ 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. ”
IS455
■ Electro-optical Characteristics
Parameter
Supply current
Output current 1
Output current 2
*3
Output current ratio
Dark output current
Peak sensitivity wavelength
( Ta= 25˚C, VCC = 5V)
Symbol
I CC
IO1
IO2
R IO
I od
λP
Conditions
E V = 0 lx
E V = 10 lx *2
E V = 1 000 lx *2
EV = 0
-
MIN.
0.2
- 6.5
- 0.65
92
-
TYP.
0.55
- 10
-1
100
- 10
700
MAX.
1.0
- 13.5
- 1.35
108
- 500
-
Unit
mA
µA
mA
nA
nm
*2 E V : Illuminance by CIE standard light source A ( tungsten lamp )
I
*3 RIo= O2
IO1
■ Recommended Operating Conditions
Parameter
Supply voltage
*4
Illuminance
Output voltage
Oparating temperature
Symbol
V CC
EV
VO
Topr
MIN.
MAX.
4.5
5.5
10
5 000
0
V CC -1.5
- 10
70
Unit
V
lx
V
˚C
*4 E V : Illuminamce by standard light source A ( tungsten lamp)
Fig. 1 Power Dissipation vs. Ambient
Temperature
Fig. 2 Output Current vs. Illuminance
10000
300
Output current I O ( µ A )
Power dissipation P ( mW )
250
200
150
100
1000
100
10
V CC = 5V, T a = 25˚C
EV: CIE standard
light source A
50
0
- 25
1
0
25
50
75 85
Ambient temperature T a ( ˚C )
100
1
10
1000
100
Illuminance E
V
( lx )
10000
IS455
Fig. 3 Spectral Sensitivity
Fig. 4 Relative Output Current vs.
Ambient Temperature
100
1.3
V CC = 5V
E V = 1000 lx
CIE standard light source A
V CC = 5V
T a = 25˚C
1.2
Relative output current
Relative sensitivity ( % )
80
60
40
20
1.1
1.0
0.9
0
400
600
800
1000
Wavelength λ ( nm )
0.8
1200
Fig. 5 Dark Output Current vs.
Ambient Temperture
- 25
- 1.1
E V = 1000 lx
CIE standard
light source A
Output current I O ( mA )
- 10 -7
od
( A)
V CC = 5V
EV = 0
Dark output current I
100
25
50
75
Ambient temperature Ta ( ˚C )
Fig. 6 Output Current vs. Supply Voltage
- 10 -6
- 10 -8
- 10 -9
- 10 -10
0
- 25
0
25
50
Ambient temperature Ta ( ˚C )
75
100
T a = 25˚C
- 1.0
- 0.9
0
2
4
6
Supply voltage V
8
CC
10
( V)
Fig. 7 Output Current vs. Output Voltage
Test Circuit for Output Current vs.
Output Voltage
Ev = 1 000 lx
- 1.0
Output current I O ( mA )
VCC
800 lx
Main detector
PD1
600 lx
PD2
Adjustment
detector
- 0.5
400 lx
200 lx
V CC = 5V, Ta = 25˚C
CIE standard light source A
0
0
1
2
3
Output voltage VO ( V )
4
5
Voltage
regulator
5V
A
IO
VO
GND
IS455
Fig. 8 Supply Current vs. Supply Voltage
3
10
T a = 25˚C
CIE standard light source A
Vcc = 5V
Vo = 0
CIE standard
light source A
Ev = 1 000lx
Supply current I CC ( mA )
Supply current I CC ( mA )
Fig. 9 Supply Current vs.
Threshold Illuminance
2
2
100lx
1
10 1
1
10 - 1
10lx
0lx
10 - 2
1
0
5
0
Supply voltage V
10
CC
10 3
10
10 2
Threshold illuminance Ev ( lx )
(V)
Fig.10 Frequency
10 4
Test Circuit For Frequency
10 5
VCC
Main detector
10 4
*Ev=
10 3
1 000lx
*Ev=
DP1
IO
DP2
CRT
47Ω
100lx
5V
VO
CRT
GND
Adjustment detector
O
10 2
LED
λ P=
660nm
1kΩ
Voltage regulator
Output voltage V
AC output voltage VOP ( mV )
VCC = 5V
RL = 1kΩ
10
1
1
10
10 2
10 3
Frequency f ( Hz )
10 4
10 5
60
1
Vcc= 5+ 2 sin 2π ft ( V)
E
=
1001x
CIE standard light source A
50 V
1
Vcc= 5+ 2 sin2 π ft ( V)
EV = 0
Supply voltage rejection ratio
PSRR ( dB )
Supply voltage rejection ratio
PSRR ( dB )
50
40
30
3.3kΩ
RL= 30kΩ
10kΩ
20
10
0
10 2
Time t
Fig.12 Supply Voltage Rejection Ratio vs.
Ripple Frequency ( 2 )
Fig.11 Supply Voltage Rejection Ratio
vs. Ripple Frequency ( 1 )
60
VOP
40
3.3kΩ
30
10kΩ
20
10
0
RL= 30kΩ
-10
10 3
10 4
10 5
10 6
10 7
Frequency ( 1 ) f ( Hz )
Ripple Voltage V CC
PSRR= 20 log
Ripple Voltage V O
10 8
● Please refer to the chapter “ Precautions for Use.”
-20
10 2
10 3
10 4
Frequency ( 2 ) f ( Hz )
10 5