ISL29043_14 Datasheet, PDF (14/16 Pages) Intersil Corporation – Low Power Ambient Light and Proximity Sensor with Internal IR-LED and Digital Output

ISL29043
Typical Performance Curves V_DD = 3.0V, R_EXT = 499kΩ. (Continued)
255
160
204
140
110mA (18% GREY CARD)
120
153
220mA (18% GREY CARD)
100
102
110mA (WHITE COPY PAPER)
80
220mA (WHITE COPY PAPER)
51
60
ALS+PROX (DURING PROX SLEEP)
ALS-ONLY
PROX (DURING PROX SLEEP)
0
0
25
50
75
100
125
150
DISTANCE (mm)
FIGURE 14. PROX COUNTS vs DISTANCE WITH 10cmx10cm
REFLECTORS
40
2.25
2.40
2.55
2.70 2.85 3.00 3.15
INPUT V_DD (V)
3.30
3.45 3.60
FIGURE 15. V_DD vs I_DD FOR VARIOUS MODES OF OPERATION
240
220mA-MODE (PROX_DR = 1)
220
200
180
160
140
120
100
0
110mA-MODE (PROX_DR = 0)
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
V_IRDR (V)
FIGURE 16. IRDR PULSE AMPLITUDE vs V_IRDR
10
8
6
4
2
0
-2
-4
-6
-8
-10
-40
-20
0
20
40
60
80
TEMPERATURE (°C)
FIGURE 17. STABILITY OF ALS COUNT OVER TEMP (AT 325 LUX)
FIGURE 18. IR-LED LATERAL EMISSION PATTERN (NORMALIZED
INTENSITY vs Θ_LAT)
FIGURE 19. IR-LED TRANSVERSE EMISSION PATTERN (NORMALIZED
INTENSITY vs Θ_TRANS)
14
FN7935.0
February 9, 2012