Datasheet

−20 −16 −12 −8 −4 0 4 8 12 16 20
Output Voltage (V)
Output Error (2 mV/div)
V
S
= ±18 V
V
S
= ±15 V
V
S
= ±12 V
V
S
= ±10 V
G004
−20 −16 −12 −8 −4 0 4 8 12 16 20
Output Voltage (V)
Output Error (2 mV/div)
V
S
= ±18 V
V
S
= ±15 V
V
S
= ±12 V
V
S
= ±10 V
G005
0
50
100
150
200
250
300
350
400
0 2 4 6 8 10 12 14 16 18 20
Power−Supply Voltage (±V)
Common−Mode Operating Range (±V)
G002
−20 −16 −12 −8 −4 0 4 8 12 16 20
Output Voltage (V)
Output Error (2 mV/div)
V
S
= ±18 V
V
S
= ±15 V
V
S
= ±12 V
V
S
= ±10 V
G003
0
20
40
60
80
100
120
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
Common−Mode Rejection Ratio (dB)
−40°C
+25°C
+125°C
G001
−6
−4
−2
0
2
4
6
−400 −300 −200 −100 0 100 200 300 400
Common−Mode Input Voltage (V)
Output Voltage (mV)
V
S
= ±18 V
V
S
= ±15 V
V
S
= ±10 V
V
S
= ±5 V
G066
INA149
SBOS579B –SEPTEMBER 2011–REVISED JULY 2012 www.ti.com
TYPICAL CHARACTERISTICS
At T
A
= +25°C, R
L
= 2 kΩ connected to ground, and V
S
= ±15 V, unless otherwise noted.
CMRR vs FREQUENCY COMMON-MODE REJECTION
Figure 1. Figure 2.
COMMON-MODE OPERATING RANGE TYPICAL GAIN ERROR FOR R
L
= 10 kΩ
vs POWER-SUPPLY VOLTAGE (Curves Offset for Clarity)
Figure 3. Figure 4.
TYPICAL GAIN ERROR FOR R
L
= 2 kΩ TYPICAL GAIN ERROR FOR R
L
= 1 kΩ
(Curves Offset for Clarity) (Curves Offset for Clarity)
Figure 5. Figure 6.
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