ISL29015 データシートの表示（PDF） - Renesas Electronics
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ISL29015 Datasheet PDF : 13 Pages
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ISL29015
ISL29015
Typical Performance Curves VDD = 3V, Rext = 499k
1.2
SUN
1.0
INCANDESCENT
0.8
HALOGEN
0.6
FLUORESCENT
0.4
0.2
0
300 400 500 600 700 800 900 1000 1100
WAVELENGTH (nm)
FIGURE 5. SPECTRUM OF FOUR LIGHT SOURCES
1.2
AMBIENT
1
LIGHT
SENSING
0.8
0.6
HUMAN EYE RESPONSE
IR AND
PROXIMITY
SENSING
0.4
0.2
0
-0.2
300 400 500 600 700 800 900 1000 1100
WAVELENGTH (nm)
FIGURE 6. SPECTRAL RESPONSE FOR AMBIENT LIGHT
SENSING AND PROXIMITY SENSING
RADIATION PATTERN
LUMINOSITY
20° 10° 0°
30°
ANGLE 40°
50°
10° 20°
30°
40°
50°
60°
60°
70°
70°
80°
80°
90°
90°
0.2 0.4 0.6 0.8 1.0
RELATIVE SENSITIVITY
FIGURE 7. RADIATION PATTERN
1000
900
800
VDD = 3V
RANGE = 1000 LUX
16-BIT ADC
INCANDESCENT
65535
700
HALOGEN
600
500
32768
400
300
FLUORESCENT
200
100
Ecal
1000 LUX
= 216
x
DATA
0
0
0 100 200 300 400 500 600 700 800 900 1000
LUX METER READING (LUX)
FIGURE 8. SENSITIVITY TO FOUR LIGHT SOURCES
10000
1000
100
92% BRIGHTNESS PAPER
18% GRAY CARD
10
ESD BLACK FOAM
1
0
20
40
60
80
100
DISTANCE (mm)
FIGURE 9. ADC OUTPUT vs DISTANCE WITH DIFFERENT
OBJECTS IN PROXIMITY SENSING
4500
4000
3500
3000
2500
2000
IIRLED = 100mA
IIRLED = 50mA
IIRLED = 25mA
IIRLED = 12.5mA
1500
1000
500
00 10 20 30 40 50 60 70 80 90
DISTANCE (mm)
FIGURE 10. ADC OUTPUT vs DISTANCE WITH DIFFERENT
LED CURRENT AMPLITUDES IN PROXIMITY
SENSING
FN6522 Rev 0.00
October 31, 2008
Page 10 of 13
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