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INA826

SBOS562G – AUGUST 2011 – REVISED JUNE 2020

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Copyright © 2011–2020, 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......................................................... 5

7.1

Absolute Maximum Ratings ...................................... 5

7.2

ESD Ratings ............................................................ 5

7.3

Recommended Operating Conditions ....................... 5

7.4

Thermal Information .................................................. 5

7.5

Electrical Characteristics........................................... 6

7.6

Typical Characteristics .............................................. 8

8

Detailed Description ............................................ 18

8.1

Overview ................................................................. 18

8.2

Functional Block Diagram ....................................... 18

8.3

Feature Description................................................. 19

8.4

Device Functional Modes........................................ 25

9

Application and Implementation ........................ 26

9.1

Application Information............................................ 26

9.2

Typical Application .................................................. 26

9.3

System Examples ................................................... 28

10

Power Supply Recommendations ..................... 33

11

Layout................................................................... 33

11.1

Layout Guidelines ................................................. 33

11.2

Layout Example .................................................... 34

12

Device and Documentation Support ................. 35

12.1

Documentation Support ........................................ 35

12.2

Receiving Notification of Documentation Updates 35

12.3

Support Resources ............................................... 35

12.4

Trademarks ........................................................... 35

12.5

Electrostatic Discharge Caution ............................ 35

12.6

Glossary ................................................................ 35

13

Mechanical, Packaging, and Orderable

Information ........................................................... 35

4 Revision History

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

Changes from Revision F (July 2016) to Revision G

Page

•

Changed Figure 58, INA826 Simplified Circuit Diagram ...................................................................................................... 19

•

Added last bullet regarding new DRG package to Layout Guidelines section ..................................................................... 33

•

Changed Figure 73, INA826 Example Layout...................................................................................................................... 34

Changes from Revision E (April 2013) to Revision F

Page

•

Added Device Information, ESD Ratings, Recommended Operating Conditions tables, and Feature Description,

Device Functional Modes, Application and Implementation, Power Supply Recommendations, Layout, Device and

Documentation Support, and Mechanical, Packaging, and Orderable Information sections ................................................. 1

•

Added TI Design .................................................................................................................................................................... 1

•

Changed 2.7-V to 3-V in document title ................................................................................................................................ 1

•

Changed MSOP to VSSOP, SO to SOIC, and DRG to WSON throughout document .......................................................... 1

•

Changed Supply Range Features bullet minimum voltage levels ......................................................................................... 1

•

Changed Packages Features bullet ...................................................................................................................................... 1

•

Changed page 1 graphic ....................................................................................................................................................... 1

•

Changed Description section for minor rewording, renaming of packages , and changing single supply voltage value

from 2.7 V to 3 V .................................................................................................................................................................... 1

•

Deleted DGK PackagePackage/Ordering Information table ................................................................................................. 4

•

Changed Temperature parameter symbols in Absolute Maximum Ratings table ................................................................. 5

•

Changed Input, Differential impedance and Common-mode impedance parameter symbols in Electrical

Characteristics table ............................................................................................................................................................... 6

•

Changed Input, VCM parameter test conditions in Electrical Characteristics table ................................................................ 6

•

Deleted Gain, Range of gain parameter symbol from Electrical Characteristics table ......................................................... 7

•

Changed Power Supply, VS parameter minimum specifications, and moved to Recommended Operating Conditions

table ....................................................................................................................................................................................... 7

•

Changed VS voltage to 3.0 V and red VREF trace to 1.5 V in Figure 9 and Figure 10............................................................ 9