INA819 datasheet(13/43 Pages) TI1

Part #	INA819

Description	35-關V Offset, 8-nV/?숰z Noise, Low-Power Precision Instrumentation Amplifier

PDF	43 Pages

Scroll/Zoom	100%

Manufacturer	TI1 [Texas Instruments]

Direct Link	http://www.ti.com

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13 / 43 page

Common Mode Voltage (V)

-15

-12

-9

-6

-3

-0.5

-0.4

-0.3

-0.2

-0.1

0.1

0.2

0.3

0.4

0.5

45 qC

25 qC

125 qC

Gain Error (ppm)

2.5%

7.5%

10%

12.5%

15%

17.5%

20%

-250

250

-200 -150 -100

-50

100

150

200

Time (1 s/div)

Frequency (Hz)

100

200

300

500

700

1000

100m

100

10k

Time (s/div)

-3

-2

-1

INA819

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SBOS959 – DECEMBER 2018

Product Folder Links: INA819

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

Figure 23. Current Noise Spectral Density vs Frequency

(RTI)

G = 1

Figure 24. 0.1-Hz to 10-Hz RTI Voltage Noise

G = 1000

Figure 25. 0.1-Hz to 10-Hz RTI Voltage Noise

Figure 26. 0.1-Hz to 10-Hz RTI Current Noise

VS = ±15 V

Figure 27. Input Bias Current vs Common-Mode Voltage

N = 94

Mean = -48 ppm

Std. Dev. = 58 ppm

G=1

Figure 28. Typical Distribution of Gain Error G=1

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