INA821_18 datasheet(15/41 Pages) TI1

Il numero della parte	INA821

Spiegazioni elettronici	35-關V Offset, 7-nV/?숰z Noise, Low-Power, Precision Instrumentation Amplifier

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Produttore elettronici	TI1 [Texas Instruments]

Homepage	http://www.ti.com

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15 / 41 page

Input Common-Mode Voltage (V)

-15

-14.6

-14.2

-13.8

-13.4

-13

-12.6

-12.2

-75

-50

-25

0

25

50

75

100

125

150

175

40 qC

25 qC

85 qC

125 qC

Input Common-Mode Voltage (V)

12

12.4

12.8

13.2

13.6

14

14.4

14.8

-50

-25

0

25

50

75

100

125

150

40 qC

25 qC

85 qC

125 qC

Output Voltage (V)

-10

-8

-6

-4

-2

0

2

4

6

8

10

-1

-0.8

-0.6

-0.4

-0.2

0

0.2

0.4

0.6

0.8

1

Output Voltage (V)

-10

-8

-6

-4

-2

0

2

4

6

8

10

-16

-14

-12

-10

-8

-6

-4

-2

0

2

4

6

8

10

Temperature (qC)

-50

-25

0

25

50

75

100

125

150

-1500

-1250

-1000

-750

-500

-250

0

250

500

750

1000

1250

1500

Temperature (qC)

-50

-30

-10

10

30

50

70

90

110

130

150

0.3

0.36

0.42

0.48

0.54

0.6

0.66

0.72

0.78

0.84

0.9

VS = r 15 V

VS = r 2.25 V

15

INA821

www.ti.com

SBOS893A – AUGUST 2018 – REVISED DECEMBER 2018

Product Folder Links: INA821

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Typical Characteristics (continued)

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

Average of 294 units

G = 10

Figure 31. Gain Error vs Temperature G = 10

Figure 32. Supply Current vs Temperature

G = 1

Figure 33. Gain Nonlinearity G = 1

G = 10

Figure 34. Gain Nonlinearity

Figure 35. Offset Voltage vs Negative Common-Mode

Voltage

Figure 36. Offset Voltage vs Positive Common-Mode

Voltage

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