7.6 Typical Characteristics (continued)

at TA = 25°C, VS = (V+) – (V–) = 5.5 V, VIN = (VIN+) – (VIN–) = 0 V, RL = 10 kΩ, CL = 10 pF, VREF = VS / 2, VCM = [(VIN+) +

(VIN–)] / 2 = VS / 2, VOUT = VS / 2 and G = 10 (unless otherwise noted)

Frequency (Hz)

0

0.6

1.2

1.8

2.4

3

3.6

4.2

4.8

5.4

6

1

10

100

1k

10k

100k

1M

A13_

Vs = 5.5 V

Vs = 3.3 V

Figure 7-37. Maximum Output Voltage vs Frequency

Frequency (Hz)

-74

-70

-66

-62

-58

-54

-50

-46

-42

-38

10

100

1k

10k

A15_

G = 10

G = 20

G = 30

G = 50

VS = 5.5 V

BW = 80 kHz

VCM = 2.75 V

RL = 10 kΩ

VOUT = 0.5 VRMS

Figure 7-38. THD + N Frequency

Frequency (Hz)

-82

-76

-70

-64

-58

-52

-46

-40

-34

10

100

1k

10k

A16_

G = 10

G = 20

G = 30

G = 50

VS = 5.5 V

BW = 80 kHz

VCM = 2.75 V

RL = 100 kΩ

VOUT = 1 VRMS

Figure 7-39. THD + N Frequency

Frequency (Hz)

50

60

70

80

90

100

110

1M

10M

100M

1G

A14_

G = 10

G = 20

G = 30

G = 50

Figure 7-40. Electromagnetic Interference Rejection Ratio

Referred to Noninverting Input (EMIRR+) vs Frequency

Capacitive Load (pF)

0

150

300

450

600

750

900

1050

0

5

10

15

20

TR01

RISO = 0 :, Overshoot (+)

RISO = 0 :, Overshoot (-)

RISO = 50 :, Overshoot (+)

RISO = 50 :, Overshoot (-)

VS = 5.5 V

G = 10

VOUT = 100 mVPP

Figure 7-41. Small-Signal Overshoot vs Capacitive Load

Capacitive Load (pF)

0

150

300

450

600

750

900

1050

0

1

2

3

4

TR02

RISO = 0 :, Overshoot (+)

RISO = 0 :, Overshoot (-)

RISO = 50 :, Overshoot (+)

RISO = 50 :, Overshoot (-)

VS = 5.5 V

G = 20

VOUT = 100 mVPP

Figure 7-42. Small-Signal Overshoot vs Capacitive Load

INA351

SBOSAD5 – DECEMBER 2022

www.ti.com

14

Submit Document Feedback

Copyright © 2022 Texas Instruments Incorporated

Product Folder Links: INA351