5.6 Typical Characteristics (continued)

All specifications at TA = 25 °C, VS = 5 V, VSENSE = VIN+ – VIN– = 0.5 V / Gain, VCM = VIN– = 48 V, unless otherwise noted.

Frequency (Hz)

0.01

0.02

0.05

0.1

0.2

0.5

1

2

5

10

20

50

100

200

500

1000

10

100

1k

10k

100k

1M

10M

Figure 5-13. Output Impedance vs Frequency

Temperature (qC)

-75

-50

-25

0

25

50

75

100

125

150

175

-0.50

-0.40

-0.30

-0.20

-0.10

0.00

VS = 5V

VS = 20V

VS = 2.7V

Figure 5-14. Swing to Supply vs Temperature

Temperature (qC)

-75

-50

-25

0

25

50

75

100

125

150

175

0.000

0.005

0.010

0.015

0.020

VS = 5V

VS = 20V

VS = 2.7V

Figure 5-15. Swing to GND vs Temperature

Frequency (Hz)

10

20

30

40

50

60

70

80

100

10

100

1k

10k

100k

1M

G = 20

G = 500

Figure 5-16. Input Referred Noise vs Frequency

Time (1 s/div)

Figure 5-17. Input Referred Noise

Output Voltage (V)

0

2.5

5

7.5

10

12.5

15

17.5

20

0.8

1

1.2

1.4

1.6

1.8

2

VS = 5V

VS = 5V

VS = 20V

VS = 20V

VS = 2.7V

VS = 2.7V

G = 20 to 50

G = 100 to 500

Figure 5-18. Quiescent Current vs Output Voltage

INA281

SBOSA29A – JUNE 2020 – REVISED NOVEMBER 2023

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