INA821 datasheet(9/32 Pages) TI1

Part #	INA821

Description	INA630 Precision, 126dB CMRR, Indirect Current Feedback Instrumentation Amplifier

PDF	32 Pages

Scroll/Zoom	100%

Manufacturer	TI1 [Texas Instruments]

Direct Link	http://www.ti.com

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6.6 Typical Characteristics (continued)

at TA = 25°C, VS = ±15V, RL = 10kΩ, VREF = 0V, and G = 20V/V (unless otherwise noted)

Time (1s/div)

Figure 6-11. 0.1Hz to 10Hz RTI Voltage Noise, G = 20V/V

Time (1s/div)

Figure 6-12. 0.1Hz to 10Hz RTI Voltage Noise, G = 100V/V

Differential Input Voltage (V)

-0.5

-0.25

0.25

0.5

-2

-1

VS+ Current

VS- Current

Figure 6-13. Supply Current vs Differential Input Voltage

Differential Input Voltage (V)

-20

-15

-10

-5

-45

-30

-15

INP Current

INN Current

Figure 6-14. Input Current vs Differential Input Voltage

Figure 6-15. Gain Nonlinearity vs Output Voltage, G = 100V/V

Input Common-Mode Voltage (V)

-14

-13.75 -13.5 -13.25

-13

-12.75 -12.5 -12.25

-12

-400

-300

-200

-100

-40°C

-20°C

25°C

85°C

125°C

G = 20V/V

Figure 6-16. Offset Voltage vs Negative Common-Mode Voltage

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