−2000

−1600

−1200

−800

−400

0

400

800

1200

1600

2000

−75

−50

−25

0

25

50

75

100

125

150

175

Temperature (°C)

G027

−50

−40

−30

−20

−10

0

10

20

30

40

50

−75

−50

−25

0

25

50

75

100

125

150

175

Temperature (°C)

G028

0

5

10

15

20

25

30

35

PSRR (

µV/V)

G025

0

5

10

15

20

25

30

35

Nonlinearity Error (m%)

G026

0

2

4

6

8

10

12

Offset Voltage (

µV)

G022

0

2

4

6

8

10

12

14

16

18

20

Differential Gain Error (m%)

G024

INA149

SBOS579B – SEPTEMBER 2011 – REVISED JULY 2012

www.ti.com

TYPICAL CHARACTERISTICS (continued)

At TA = +25°C, RL = 2 kΩ connected to ground, and VS = ±15 V, unless otherwise noted.

OFFSET VOLTAGE HISTOGRAM

DIFFERENTIAL GAIN ERROR HISTOGRAM

Figure 25.

Figure 26.

PSRR HISTOGRAM

GAIN NONLINEARITY HISTOGRAM

Figure 27.

Figure 28.

OFFSET VOLTAGE vs TEMPERATURE

CMRR vs TEMPERATURE

Figure 29.

Figure 30.

10

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