Sharp IS482 Low voltage operating and high sensitivity type opic light detector Datasheet

IS481/IS482
IS481/IS482
Low Voltage Operating and
High Sensitivity Type
OPIC Light Detectors
■ Features
■ Outline Dimensions
1. Built-in Schmidt trigger circuit
2. Low voltage operating type (VCC :2.3to 7.0V)
(Unit : mm)
Internal connection diagram
IS481
IS482
3. High sensitivity type (IS481 E VHL : TYP. 5.4 lx at Ta=25 ˚C)
3
(IS482 E VLH : TYP. 5.4 lx at Ta=25 ˚C)
4. LSTTL and TTL compatible
5. Low level output under incident light ( IS481)
3
2
2
Amp.
Amp.
1
1
Gate burr
1.15
0.75
1.5
4˚
4˚
0.15
4˚
60
˚
2- 0.8
1.6
16.5 ± 1.0
18.0 +- 1.5
1.0
(1.7 )
1.4
4.0
4˚ R0.5
2.6
3.0
0.8 MAX.
Rugged resin
2- C0.5
0.3 MAX.
High level output under incident light ( IS482)
3-0.4
+ 0.3
- 0.1
3-0.45 +- 0.3
0.1
■ Applications
1. Battery-driven portable equipment
(1.27 )
(1.27 )
1.6
6˚
6˚
6˚
6˚
1
3
6˚
6˚
(1.27 )
1 GND
2 VO
3 VCC
2
2.8
* 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.
■ Absolute Maximum Ratings
Operating temperature
Storage temperature
*3 Soldering temperature
Symbol
V CC
Io
P
T opr
T stg
T sol
(Ta=25˚C)
Rating
- 0.5 to +8
8
80
- 25 to + 85
- 40 to +100
260
*1 Output current vs. ambient temperature : Per Fig. 1
*2 Total power dissipation vs. ambient temperature : Per Fig. 2
*3 For 5 seconds at the position of 1.4 mm from bottom face of resin package
Unit
V
mA
mW
˚C
˚C
˚C
1.4mm
Parameter
Supply voltage
*1
Output current
*2 Total power dissipation
Soldering area
“ 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.”
IS481/IS482
■ Electro-optical Characteristics
Parameter
Low level output voltage
High level output voltage
Low level supply current
High level supply current
*6
*7
Symbol
V OL
V OH
I CCL
I CCH
Conditions
I OL = 4mA,*4
*5
*4
*5
Ta= 25˚C
IS481
"High →Low"
threshold illuminance
E VHL
Ta= 25˚C
IS482
Ta= 25˚C
IS481
"Low→High"
threshold illuminance
E VLH
Ta= 25˚C
IS482
IS481
IS482
IS481
IS482
IS481
IS482
Hysteresis
Response time
*8
(Ta=0 to 70˚C, VCC =5V unless otherwise specified)
"High→Low"
propagation delay time
"Low →High"
propagation delay time
E VLH /E VHL
E VHL /E VLH
Ta= 25˚C
tPHL
Ta= 25˚C
Ev= 50 lx
R L = 1.2kΩ
tPLH
Rise time
Fall time
Peak sensitivity wavelength
tr
tf
λP
MIN.
4.9
0.6
0.4
0.6
0.4
-
TYP.
0.15
1.3
1.0
5.4
4.3
4.3
5.4
-
MAX.
0.4
3.8
3.0
15
22
15
22
Unit
V
V
mA
mA
0.55
0.80
0.95
-
-
3.0
15
-
9.0
30
-
9.0
30
-
3.0
0.1
0.05
900
15
0.5
0.5
-
*4 Defines E v =50 lx (IS481) and E v =0 lx (IS482).
*5 Defines E v =0 lx (IS481) and E v =50 lx (IS482).
*6 E VHL represents illuminance by CIE standard light source A (tungsten lamp) when output changes from "high" to "low".
*7 E VLH represents illuminance by CIE standard light source A (tungsten lamp) when output changes from "low" to "high".
*8 Hysteresis standards for E VLH /E VHL (IS481) and E VHL /E VLH (IS482).
■ Recommended Operating Conditions
Parameter
Supply voltage
Output current
Symbol
V CC
I OL
MIN.
2.3
-
(Ta=0 to +70˚C)
MAX.
7.0
4.0
Unit
V
mA
In order to stabilize power supply line, connect a by-pass capacitor of 0.01µ F or more
between Vcc and GND near the device.
■ Test Circuit for Response Time (IS481)
Vin
tr= tf= 0.01µ s
Zo= 50Ω
47Ω
15kΩ
0.01µ F
Input
tPHL
5V
1.2kΩ
50%
tPLH
90%
VOL
tf
10%
tr
Vin
tr= tf= 0.01µ s
Zo= 50Ω
47Ω
1.5V
5V
1.2kΩ
15kΩ
0.01µ F
Input
tPHL
VOH
Output
■ Test Circuit for Response Time (IS482)
50%
tPLH
Output
90%
VOL
tr
10%
tf
VOH
1.5V
lx
lx
µs
nm
IS481/IS482
Fig. 1 Output Current vs. Ambient
Temperature
Fig. 2 Output Power Dissipation vs.
Ambient Temperature
120
Output power dissipation P (mW)
14
Output current I O ( mA)
12
10
8
6
2
1.6
0
- 25
0
25
50
75 85
100
80
60
40
20
16
0
- 25
100
Ambient temperature Ta (˚C)
0.6
Low level output voltage V OL ( V)
Low level output voltage V OL ( V)
50
0.1
0.01
1
Vcc=5V Ta=25 ˚C
Ev=50 lx (IS481)
Ev=0
(IS482)
IOL=8mA
0.2
IOL=4mA
Low level output current I OL ( mA)
25
0
50
100
Fig. 6 Rise, Fall Time vs. Load Resistance
3
2
Ta=25˚C Vcc=5V
Ev=50 lx or
equivalent
1.5
VCC=8V
VCC=5V ICCL
VCC=8V
ICCH
0.5
Rise, fall time t r , tf ( µ s )
2.5
Supply current I CC ( mA)
75
Ambient temperature Ta (˚C)
Fig. 5 Supply Current vs. Ambient
Temperature
VCC=5V
100
0.4
0
- 25
10
1
75 85
Fig. 4 Low Level Output Voltage vs.
Ambient Temperature
Vcc=5V Ta=25˚C
Ev=50 lx (IS481)
(IS482)
Ev=0
0.1
25
Ambient temperature Ta (˚C)
Fig. 3 Low Level Output Voltage vs.
Low Level Output Current
1
0
2
tr
1.5
1
0.5
0
- 25
0
25
50
75
Ambient temperature Ta (˚C)
100
0
0.1 0.2
0.5
1
2
5
tr
10 20
Load resistance R L ( k Ω )
50 100
IS481/IS482
Fig. 7 Radiation Diagram
- 20˚
- 10˚
0
(Ta=25 ˚C)
+10˚
Fig. 8 Spectral Sensitivity (TYP.)
+ 20˚
100 Ta=25˚C
100
- 50˚
80
60
40
+30˚
80
+40˚
+50˚
+60˚
- 60˚
20
- 70˚
+70˚
- 80˚
+80˚
Relative sensitivity (%)
- 40˚
Relative sensitivity (%)
- 30˚
+90˚
- 90˚
0
Angular displacement θ
● Please refer to the chapter "Precautions for Use". (Page 78 to 93)
60
40
20
0
400
500
600
700
800
900 1000 1100 1200
Wavelength λ (nm)
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