IS474 View Datasheet(PDF) - Sharp Electronics
Part Name
Description
Manufacturer
IS474 Datasheet PDF : 5 Pages
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Fig. 7 Output Current vs. Output Voltage
Ev = 1 000 lx
-100
800 lx
-80
600 lx
-60
400 lx
-40
200 lx
-20
VCC = 5V, Ta= 25˚C
0 (CIE standard light source A)
0
1
2
3
4
5
Output voltage VO (V)
Fig. 8 Supply Current vs. Supply Voltage
3
Ta= 25˚C
(CIE standard
light source A)
Ev = 10 000 lx
2
1 000 lx
1
100 lx
0 lx
0
0
5
10
Supply voltage V CC (V)
Fig. 10 Frequency Characteristics
1 000
Vcc = 5v
Ta = 25˚C
* Ev= 1 000 lx
100
* Ev= 100 lx
10
1
1
10
100 1 000 10 000 100 000
Frequency f (Hz)
IS474
Output Current vs. Output Voltage Test Circuit
(Main detector) Constant voltage circuit
PD1
PD2
(Detector
for correction)
VCC
5V
A
IO VO
GND
Fig. 9 Supply Current vs. Illuminance
10 2
Vcc = 5V
Vo = 0
(CIE standard
10 1 light source A)
10 0
10 -1
10 -2
101
10 2
10 3
10 4
10 5
Illuminance Ev (lx)
Frequency Characteristics Test Circuit
(Main detector)
LED
λ P=
660nm
Constant voltage circuit
DP1
DP2
47Ω
CRT
(Detector for correction)
VCC
IO VO
5V
CRT
GND
*Incident light quantity EV : Converted value of DC
component of output voltage VO
VOP
Time t
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