MAX44000
Ambient and Infrared Proximity Sensor
Typical Operating Characteristics (continued)
(V DD = 1.8V, T MIN – T MAX = -40°C to +85°C, unless otherwise noted. All devices are 100% production tested at T A = +25°C.
Temperature limits are guaranteed by design.)
30
SUPPLY CURRENT vs. LUX
STANDARD AMBIENT MODE
SUPPLY CURRENT vs. TIME
MAX44000 toc08
AMBIENT +
25
20
15
10
5
0
PROXIMITY MODE
I DRV
50mA/div
I DD
200μA/div
1
10
100
1000
10k
100k
100μs/div
LUX
180
160
140
120
OUTPUT LOW VOLTAGE
vs. SINK CURRENT
THE DATA WAS TAKEN ON
THE INTERRUPT PIN
120
100
80
IR LED CURRENT vs. OUTPUT DRIVE
VOLTAGE, I DRV vs. V DRV
110mA I DRV SETTING
70
60
50
TOTAL CURRENT CONSUMPTION
INCLUDING IR LED CURRENT
vs. IR LED CURRENT LEVEL
I TOTAL = I DD + I IR_LED
AMBIENT + PROXIMITY MODE
100ms INTEGRATION TIME
I TOTAL
100
40
80
60
40
60
40
50mA I DRV SETTING
30
20
20
20
10mA I DRV SETTING
10
I DD
0
5
10
15
20
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
0
20
40
60
80
100
120
6
SINK CURRENT (mA)
V DRV (V)
IR LED LEVEL (mA)
Maxim Integrated
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