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.

VSENSE (mV)

0

200

400

600

800

1000

-160

-120

-80

-40

0

40

80

120

160

200

240

IB+

IB-

IB+, VS = 0V

IB-, VS = 0V

Figure 5-7. Input Bias Current vs VSENSE, A1 devices

VSENSE (mV)

0

100

200

300

400

-80

-60

-40

-20

0

20

40

60

80

100

120

140

IB+

IB-

IB+, VS = 0V

IB-, VS = 0V

Figure 5-8. Input Bias Current vs VSENSE, A2 and A3 devices

VSENSE (mV)

0

20

40

60

80

100

-20

0

20

40

60

80

100

IB+, G=200

IB+, G=500

IB-

IB+, VS = 0V

IB-, VS = 0V

Figure 5-9. Input Bias Current vs VSENSE, A4 and A5 devices

Output Current (mA)

0

5

10

15

20

25

30

35

40

GND

GND + 1

GND + 2

VS

VS - 1

VS - 2

25qC

125qC

-40qC

VS = 2.7 V

Figure 5-10. Output Voltage vs Output Current

Output Current (mA)

0

5

10

15

20

25

30

35

40

GND

GND + 1

GND + 2

GND + 3

VS

VS - 1

VS - 2

VS - 3

25qC

125qC

-40qC

VS = 5 V

Figure 5-11. Output Voltage vs Output Current

Output Current (mA)

0

5

10

15

20

25

30

35

40

GND

GND + 1

GND + 2

GND + 3

VS

VS - 1

VS - 2

VS - 3

25qC

125qC

-40qC

VS = 20 V

Figure 5-12. Output Voltage vs Output Current

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INA281

SBOSA29A – JUNE 2020 – REVISED NOVEMBER 2023

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