Datasheet

45
40
35
30
25
20
15
10
5
10k 100k
Gain (dB)
Frequency (Hz)
GAIN vs FREQUENCY
1M
C
LOAD
= 1000 pF
G = 14
G = 20
45
40
35
30
25
20
15
10
5
10k 100k
Gain (dB)
Frequency (Hz)
GAIN vs FREQUENCY
1M
G = 20
G = 14
C
LOAD
= 0 pF
140
130
120
110
100
90
80
70
60
50
40
10 100 1k 10k
Common- Mode and
Power- Supply Rejection (dB)
Frequency (Hz)
100k
CMRR
PSR
COMMON-MODE AND POWER-SUPPLY REJECTION
vs FREQUENCY
20
18
16
14
12
10
8
6
4
2
0
0
100
200 300 400 500 600 700
V
OUT
(V)
V
DIFFERENTIAL
(mV)
GAIN PLOT
800 900
1000 1100 1200 1300
20V/V
14V/V
V
S
= 18V
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
50 100
150 200 250 300
350
Total Output Error
(% error of the ideal output value)
V
SENSE
(mV)
TOTAL OUTPUT ERROR vs V
SENSE
400 450
500
0.1
0 09.
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.01
0
–16
–12 –8
–4
0 4 128
2016
Output Error ( )%
Co Mo (mmo de Voltage V)n-
... 76
80
OUTPUT ERROR vs COMMON-MODE VOLTAGE
INA270-Q1, INA271-Q1
www.ti.com SBOS401B –JULY 2007–REVISED FEBRUARY 2010
TYPICAL CHARACTERISTICS
T
A
= 25°C, V
S
= 12 V, V
CM
= 12 V, V
SENSE
= 100 mV (unless otherwise noted)
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Product Folder Link(s): INA270-Q1 INA271-Q1