isl29028 Intersil Corporation, isl29028 Datasheet - Page 12

• Manufacturer Part Number: isl29028
• Description: Low Power Ambient Light And Proximity Sensor With Intelligent Interrupt And Sleep Modes
• Manufacturer: Intersil Corporation

Typical Performance Curves
FIGURE 10. PROX COUNTS vs DISTANCE WITH 10CM x
FIGURE 12. IRDR PULSE AMPLITUDE vs V
300
250
200
150
100
50
240
220
200
180
160
140
120
100
0
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
0
-90
FIGURE 8. ANGULAR SENSITIVITY
20
0.5
10CM REFLECTOR (USING ISL29028
EVALUATION BOARD)
40
-60
1.0
60
1.5
-30
ANGULAR OFFSET (°)
18% GREY CARD
DISTANCE (mm)
80
12
2.0
220mA MODE
V
220mA-MODE (PROX_DR = 1)
110mA-MODE (PROX_DR = 0)
IRDR
100
110mA MODE
2.5
0
WHITE COPY PAPER
(V)
120
3.0
30
140
3.5
160
4.0
60
IRDR
180
4.5
ISL29028
V
200
DD
90
5.0
= 3.0V, R
FIGURE 11. V
FIGURE 13. STABILITY OF ALS COUNT OVER TEMP (AT
FIGURE 9. ALS LINEARITY OVER 3 LIGHT SOURCES
2500
2000
1500
1000
EXT
500
160
140
120
100
-10
10
-2
-4
-6
-8
80
60
40
0
8
6
4
2
0
2.25
-40
0
= 499kΩ (Continued)
ALS+PROX (DURING PROX SLEEP)
2.40
(2000 LUX RANGE)
OPERATION
300 LUX INCANDESCENT)
DD
-20
1000
2.55
vs I
ALS-ONLY
DD
2.70
0
TEMPERATURE (°C)
ALS CODE (12-BIT)
FOR VARIOUS MODES OF
2000
HALOGEN
INPUT V
2.85
20
PROX (DURING PROX SLEEP)
DD
3.00
INCANDESCENT
3000
(V)
40
3.15
FLUORESCENT
3.30
4000
60
March 2, 2010
3.45
FN6780.1
80
3.60
5000