Data Sheet

* Sample accuracy with custom configuration data programmed into the IC.
QUIESCENT CURRENT
vs. SUPPLY VOLTAGE
MAX17043/4 toc01
V
DD
(V)
QUIESCENT CURRENT (µA)
32 4 51
20
40
60
80
100
0
0
T
A
= +70°C
T
A
= +25°C
T
A
= -20°C
SIMPLE C/4 RATE CYCLES*
SOC ACCURACY
MAX17043/4 toc03
TIME (hr)
STATE OF CHARGE (%)
SOC ERROR (%)
12106 8 1816 22201442
10
20
30
40
50
60
70
80
90
100
0
-8
-6
-4
-2
0
2
4
6
8
10
-10
0
ERROR (%)
MAX17043/
MAX17044 SOC:
DASHED LINE
REFERENCE SOC:
SOLID LINE
C/2 RATE ZIGZAG PATTERN*
SOC ACCURACY
MAX17043/4 toc05
TIME (hr)
STATE OF CHARGE (%)
SOC ERROR (%)
128 16 22204
10
20
30
40
50
60
70
80
90
100
0
-8
-6
-4
-2
0
2
4
6
8
10
-10
0
ERROR (%)
MAX17043/MAX17044 SOC:
DASHED LINE
REFERENCE SOC:
SOLID LINE
SIMPLE C/2 RATE CYCLES*
SOC ACCURACY
MAX17043/4 toc02
TIME (h)
STATE OF CHARGE (%)
SOC ERROR (%)
12106 842
10
20
30
40
50
60
70
80
90
100
0
-8
-6
-4
-2
0
2
4
6
8
10
-10
0
ERROR (%)
MAX17043/
MAX17044 SOC:
DASHED LINE
REFERENCE SOC:
SOLID LINE
MAX17043 VOLTAGE ADC ERROR
vs. TEMPERATURE
MAX17043/4 toc04
TEMPERATURE (°C)
VOLTAGE ADC ERROR (mV)
3510 60 85-15
-15
-10
-5
0
5
10
15
20
-20
-40
V
CELL
= 3.0V
V
CELL
= 4.2V
V
CELL
= 3.6V
Maxim Integrated │ 4
www.maximintegrated.com
MAX17043/MAX17044 1-Cell/2-Cell Fuel Gauge with
ModelGauge and Low-Battery Alert