max9934faua Maxim Integrated Products, Inc., max9934faua Datasheet - Page 5

• Manufacturer Part Number: max9934faua
• Description: High-precision, Low-voltage, Current-sense Amplifier With Current Output And Chip Select For Multiplexing
• Manufacturer: Maxim Integrated Products, Inc.

(V
V
High-Precision, Low-Voltage, Current-Sense Amplifier
CC
with Current Output and Chip Select for Multiplexing
CC
-10
40
35
30
25
20
15
10
10
40
35
30
25
20
15
10
/2 for bidirectional operation. T
-2
-4
-6
-8
5
0
8
6
4
2
0
5
0
= 3.3V, V
-0.1
-10
-8 -6 -4 -2
0.6
vs. COMMON-MODE VOLTAGE
MAX9934T V
V
COMMON-MODE VOLTAGE (V)
MAX9934F GAIN ERROR
CC
1.3
RS+
OFFSET VOLTAGE
= 2.5V
2.0
HISTOGRAM
= V
_______________________________________________________________________________________
V
GE (%)
OS
2.7
OS
V
0
RS-
(FV)
CC
HISTOGRAM
= 3.3V
2
3.4
= 3.0V, V
V
4
CC
4.1
= 3.6V
6
A
4.8
= +25°C, unless otherwise noted.)
8
SENSE
5.5
10
= 0V, C
30
25
20
15
10
25
20
15
10
30
25
20
15
10
5
0
5
0
5
0
L
0
= 1000pF, R
MAX9934T DRIFT V
6
MAX9934F GAIN ERROR DRIFT
12 18 24 30 36 42 48 54
MAX9934T GAIN ERROR
TC GE (PPM/°C)
HISTOGRAM
HISTOGRAM
TCV
OUT
GE (%)
OS
(nV/NC)
Typical Operating Characteristics
OS
= 10kΩ to GND for unidirectional operation, R
HISTOGRAM
60
-10
3.5
3.0
2.5
2.0
1.5
1.0
0.5
10
35
30
25
20
15
10
-2
-4
-6
-8
8
6
4
2
0
5
0
0
-0.1
0
0.6
10
vs. COMMON-MODE VOLTAGE
COMMON-MODE VOLTAGE (V)
MAX9934T GAIN ERROR
1.3
20
DRIFT HISTOGRAM
GAIN = 25µA/mV
OFFSET VOLTAGE
V
OUT
TC GE (PPM/NC)
2.0
30
V
UNIDIRECTIONAL
V
REF
SENSE
vs. V
2.7
40
= GND
T
(mV)
A
SENSE
= -40NC
3.4
OUT
50
T
GAIN = 5µA/mV
A
= +125NC
4.1
60
= 10kΩ to
T
A
= +25NC
4.8
70
5.5
80
5