ISL29030A
Typical Performance Curves
V DD = 3.0V, R EXT = 499k Ω
1.0
0.9
0.8
FLUORESCENT
1.0
0.9
0.8
ALS
HUMAN EYE
IR/PROX
0.7
0.6
0.7
0.6
0.5
0.4
0.3
0.2
0.1
SUN
HALOGEN
INCAND.
0.5
0.4
0.3
0.2
0.1
0
350
550
750
950
0.0
300
400
500
600
700
800
900
1000
1100
WAVELENGTH (nm)
FIGURE 6. SPECTRUM OF FOUR LIGHT SOURCES NORMALIZED
BY LUMINOUS INTENSITY (LUX)
1.0
0.9
0.8
0.7
0.6
0.5
WAVELENGTH (nm)
FIGURE 7. ISL29030A SENSITIVITY TO DIFFERENT
WAVELENGTHS
2500
HALOGEN
2000
1500
FLUORESCENT
0.4
0.3
0.2
0.1
1000
500
INCANDESCENT
-90
0
-60
-30
0
30
60
90
0
0
1000
2000
3000
4000
5000
300
ANGULAR OFFSET (°)
FIGURE 8. ANGULAR SENSITIVITY
ALS CODE (12-BIT)
FIGURE 9. ALS LINEARITY OVER 3 LIGHT SOURCES (2000 LUX
RANGE)
160
250
200
150
100
50
18% GRAY CARD
220mA MODE
110mA MODE
WHITE COPY PAPER
140
120
100
80
60
ALS+PROX (DURING PROX SLEEP)
ALS-ONLY
PROX (DURING PROX SLEEP)
0
0
20
40
60
80 100 120 140
160
180
200
40
2.25 2.40
2.55
2.70
2.85 3.00 3.15
3.30
3.45 3.60
DISTANCE (mm)
FIGURE 10. PROX COUNTS vs DISTANCE WITH 10CM x 10CM
REFLECTOR (USING ISL29030A EVALUATION BOARD)
12
INPUT V DD (V)
FIGURE 11. V DD vs I DD FOR VARIOUS MODES OF OPERATION (I ALS
PIN FLOATING)
FN7722.2
November 12, 2012
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