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INA190

SBOS863D – MARCH 2018 – REVISED NOVEMBER 2019

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Copyright © 2018–2019, Texas Instruments Incorporated

Table of Contents

1

Features .................................................................. 1

2

Applications ........................................................... 1

3

Description ............................................................. 1

4

Revision History..................................................... 2

5

Pin Configuration and Functions ......................... 3

6

Specifications......................................................... 4

6.1

Absolute Maximum Ratings ...................................... 4

6.2

ESD Ratings.............................................................. 4

6.3

Recommended Operating Conditions ....................... 4

6.4

Thermal Information .................................................. 4

6.5

Electrical Characteristics........................................... 5

6.6

Typical Characteristics .............................................. 7

7

Detailed Description ............................................ 13

7.1

Overview ................................................................. 13

7.2

Functional Block Diagram ....................................... 13

7.3

Feature Description................................................. 14

7.4

Device Functional Modes........................................ 16

8

Application and Implementation ........................ 20

8.1

Application Information............................................ 20

8.2

Typical Applications ................................................ 25

9

Power Supply Recommendations ...................... 26

10

Layout................................................................... 27

10.1

Layout Guidelines ................................................. 27

10.2

Layout Examples................................................... 27

11

Device and Documentation Support ................. 30

11.1

Documentation Support ........................................ 30

11.2

Receiving Notification of Documentation Updates 30

11.3

Support Resources ............................................... 30

11.4

Trademarks ........................................................... 30

11.5

Electrostatic Discharge Caution ............................ 30

11.6

Glossary ................................................................ 30

12

Mechanical, Packaging, and Orderable

Information ........................................................... 30

4 Revision History

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

Changes from Revision C (April 2019) to Revision D

Page

•

Added DDF (SOT-23-8) package and associated content to data sheet .............................................................................. 1

•

Changed gain drift and offset drift accuracy bullets to match values in the Electrical Characteristics table.......................... 1

Changes from Revision B (September 2018) to Revision C

Page

•

Added DCK (SC70) package to data sheet............................................................................................................................ 1

•

Changed front page for clarity ................................................................................................................................................ 1

•

Changed all instances of VVS to VS for consistency ............................................................................................................... 1

•

Changed section title from Output Signal Conditioning to Signal Conditioning and reworded section for clarity ............... 22

•

Changed Figure 41, Differential Input Impedance vs Temperature, to reflect improved device performance..................... 22

•

Changed location of Common-Mode Voltage Transients section from Power Supply Recommendations to

Application and Implementation ........................................................................................................................................... 24

Changes from Revision A (June 2018) to Revision B

Page

•

Changed device status from Advance Information to Production Data.................................................................................. 1