ISL29033 Datasheet, PDF (12/15 Pages) Intersil Corporation – Simple output code directly proportional to lux

ISL29033
Typical Performance Curves V_DD = 3.0V, R_EXT = 499kΩ.
1.0
0.9
FLUORESCENT
0.8
0.7
0.6
HALOGEN
0.5
0.4
SUN
INCANDESCENT
0.3
0.2
0.1
0
350
550
750
950
WAVELENGTH (nm)
FIGURE 7. SPECTRUM OF FOUR LIGHT SOURCES NORMALIZED BY
LUMINOUS INTENSITY (lux)
1.0
0.9
0.8 _ALS
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
300 400
HUMAN EYE
IR SENSING
500 600 700 800 900 1000 1100
WAVELENGTH (nm)
FIGURE 8. NORMALIZED SPECTRAL RESPONSE FOR AMBIENT
LIGHT SENSING
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0-90 _{-75 -60 -45 -30 -15 0 15 30 45 60 75 90}
ANGULAR OFFSET (°)
FIGURE 9. ANGULAR SENSITIVITY
5
4
3
2
MAX
1
0
-1
-2
MIN
-3
-4
-5
0
20
40
60
80
100
120
LUX METER (lux)
FIGURE 10. LINEARITY OVER RANGE 1
20
18
16
14
12
500kΩ
10
8
6
4
2
0
0
0.005
0.01
0.015
0.02
LUX METER (lux)
FIGURE 11. LOW LUX AT GREEN LED (500kΩ)
70000
60000
FLUORESCENT LIGHT
50000
40000
30000
20000
HALOGEN
INCANDESCENT LIGHT
10000
0
0 10 20 30 40 50 60 70 80 90 100
LUX READING (lux)
FIGURE 12. LIGHT SOURCES AT RANGE 1, 500kΩ R_EXT
Submit Document Feedback ₁₂
FN7656.5
September 28, 2016