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INA180, INA2180, INA4180

SBOS741G – APRIL 2017 – REVISED APRIL 2020

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Product Folder Links: INA180 INA2180 INA4180

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Copyright © 2017–2020, Texas Instruments Incorporated

Table of Contents

1

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

2

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

3

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

4

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

5

Device Comparison Table..................................... 4

6

Pin Configuration and Functions ......................... 4

7

Specifications......................................................... 7

7.1

Absolute Maximum Ratings ...................................... 7

7.2

ESD Ratings.............................................................. 7

7.3

Recommended Operating Conditions ....................... 7

7.4

Thermal Information .................................................. 7

7.5

Electrical Characteristics........................................... 8

7.6

Typical Characteristics .............................................. 9

8

Detailed Description ............................................ 16

8.1

Overview ................................................................. 16

8.2

Functional Block Diagrams ..................................... 16

8.3

Feature Description................................................. 18

8.4

Device Functional Modes........................................ 19

9

Application and Implementation ........................ 21

9.1

Application Information............................................ 21

9.2

Typical Application .................................................. 25

10

Power Supply Recommendations ..................... 27

10.1

Common-Mode Transients Greater Than 26 V .... 27

11

Layout................................................................... 28

11.1

Layout Guidelines ................................................. 28

11.2

Layout Examples................................................... 28

12

Device and Documentation Support ................. 32

12.1

Documentation Support ........................................ 32

12.2

Related Links ........................................................ 32

12.3

Receiving Notification of Documentation Updates 32

12.4

Community Resources.......................................... 32

12.5

Trademarks ........................................................... 32

12.6

Electrostatic Discharge Caution ............................ 32

12.7

Glossary ................................................................ 32

13

Mechanical, Packaging, and Orderable

Information ........................................................... 32

4 Revision History

Changes from Revision F (March 2019) to Revision G

Page

•

Added INA2180 8-pin WSON package to the data sheet ...................................................................................................... 1

Changes from Revision E (July 2018) to Revision F

Page

•

Added new paragraph regarding phase reversal to end of Input Differential Overload section........................................... 20

Changes from Revision D (March 2018) to Revision E

Page

•

Added B version devices to Device Comparison table........................................................................................................... 4

Changes from Revision C (December 2017) to Revision D

Page

•

Changed INA4180 device from preview to production data (active) ...................................................................................... 1

•

Added new Figure 25 for INA4180 ...................................................................................................................................... 12

•

Added new Figure 28 for INA4180 ...................................................................................................................................... 12

Changes from Revision B (November 2017) to Revision C

Page

•

Changed INA2180 device from preview to production data (active) ...................................................................................... 1

•

Added "Both Inputs" to Figure 21 title ................................................................................................................................. 11

•

Added new Figure 24 for INA2180 ....................................................................................................................................... 11

•

Added new Figure 25 placeholder for INA4180 ................................................................................................................... 12

•

Added new Figure 27 for INA2180 ....................................................................................................................................... 12

•

Added new Figure 28 placeholder for INA4180 ................................................................................................................... 12

•

Changed Figure 29 ............................................................................................................................................................... 12

•

Added "(A3 Devices)" to end of Figure 29 title ..................................................................................................................... 12

•

Added new Figure 38 for INA2180 ....................................................................................................................................... 14