INA128PA datasheet(9/35 Pages) TI2

9 / 35 page

7.6 Typical Characteristics (continued)

at TA = 25°C, VS = ±15 V, RL = 10 kΩ, VREF = 0 V, VCM = VS / 2, and G = 1 (unless otherwise noted)

Frequency (Hz)

100

10k

G = 1 V/V

G = 10 V/V

100

0.1

Current Noise

G = 100 V/V, 1000 V/V

Figure 7-7. Input-Referred Noise vs Frequency

Gain (V/V)

100

1000

0.01%

0.1%

Figure 7-8. Settling Time vs Gain

Temperature ( C)

-40

-20

100

120

140

0.55

0.575

0.6

0.625

0.65

0.675

0.7

0.725

0.75

0.775

0.8

0.825

0.85

Unit 1

Unit 2

Figure 7-9. Quiescent Current vs Temperature

-20

-15

-10

-5

±10

±8

±6

±4

±2

±40

±30

±20

±10

Input Voltage (V)

Input Current

Output Voltage

C015

Figure 7-10. Input Overvoltage V/I Characteristics

Figure 7-11. Input Offset Voltage Warm-Up

100

125

−25

−50

−75

−1

−2

Temperature (°C)

Typical IB and IOS

Range ±2nA at 25°C

Figure 7-12. Input Bias Current vs Temperature

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INA128, INA129

SBOS051F – OCTOBER 1995 – REVISED MAY 2022

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