IS487 View Datasheet(PDF) - Sharp Electronics
Part Name
Description
MFG CO.
'IS487' PDF : 4 Pages View PDF
Fig. 6 Propagation Delay Time vs.
Illuminance
12
11 VCC = 5V
RL= 280Ω
1
10 Ta = 25˚C
9
8
7
6
5
4
3
2
2
1
1 t PLH (IS487 ) 2 t PHL (IS487 )
t PHL (IS488 ) t PLH (IS488 )
0
0 100 200 300 400 500 600
Illuminance E v ( lx )
Test Circuit for Response Time (IS487)
Input
tr = tf = 0.01 µ s
Zo = 50 Ω
47 Ω
Voltage regulater
Amp
Vcc = 5V
RL
Output
0.01 µ F
Input
tPHL
Output
tf
50 %
tPLH
90 % VOH
10% 1.5V
tr
Fig. 8 Sensitivity Diagram
- 20˚ - 10˚
0
100
- 30˚
80
( T a = 25˚C )
+10˚ +20˚
+30˚
60
- 40˚
+40˚
- 50˚
40
+50˚
- 60˚
+60˚
20
- 70˚
+70˚
- 80˚
+80˚
- 90˚
+90˚
0
Angular displacement θ
q Please refer to the chapter “ Precautions for Use.”
IS487/IS488
Fig. 7 Rise Time, Fall Time vs.
Load Resistance
0.8
Ta = 25˚C
0.7
V CC = 5V
EV = 50lx
0.6
0.5
tr
0.4
0.3
0.2
0.1
tf
0
0.1 0.2 0.5 1 2
5 10 20 50
Load resistance R L ( kΩ )
Test Circuit for Response Time (IS488 )
Input
tr = tf = 0.01 µ s
Zo = 50 Ω
47 Ω
Voltage regulater
Amp
Vcc = 5V
RL
Output
0.01 µ F
Input
tPLH
Output
tr
50%
tPHL
tf
90% VOH
1.5V
VOL 10%
Fig. 9 Spectral Sensitivity
100
Ta = 25˚C
90
80
70
60
50
40
30
20
10
0
400
600
800
1000
Wavelength λ ( nm )
1200
Share Link: 
