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INA203-Q1

SBOS539A – DECEMBER 2010 – REVISED APRIL 2016

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Table of Contents

1

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

2

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

3

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

4

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

5

Device Comparison Table..................................... 3

6

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

7

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

7.1

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

7.2

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

7.3

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

7.4

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

7.5

Electrical Characteristics: Current-Shunt Monitor .... 5

7.6

Electrical Characteristics: Comparator..................... 6

7.7

Electrical Characteristics: Reference ....................... 7

7.8

Electrical Characteristics: General........................... 7

7.9

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

8

Detailed Description ............................................ 12

8.1

Overview ................................................................. 12

8.2

Functional Block Diagram ....................................... 12

8.3

Feature Description................................................. 12

8.4

Device Functional Modes........................................ 14

9

Application and Implementation ........................ 15

9.1

Application Information............................................ 15

9.2

Typical Applications ................................................ 19

10

Power Supply Recommendations ..................... 21

11

Layout................................................................... 21

11.1

Layout Guidelines ................................................. 21

11.2

Layout Example .................................................... 21

12

Device and Documentation Support ................. 22

12.1

Community Resources.......................................... 22

12.2

Trademarks ........................................................... 22

12.3

Electrostatic Discharge Caution ............................ 22

12.4

Glossary ................................................................ 22

13

Mechanical, Packaging, and Orderable

Information ........................................................... 22

4 Revision History

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

Changes from Original (December 2010) to Revision A

Page

•

Updated data sheet title, Features, Applications, and Description......................................................................................... 1

•

Added ESD Ratings table, Feature Description section, Device Functional Modes, Application and Implementation

section, Power Supply Recommendations section, Layout section, Device and Documentation Support section,

Mechanical, Packaging, and Orderable Information section, Pin Configuration and Functions section,

Recommended Operating Conditions Table, and Thermal Information Table ....................................................................... 1

•

Added Device Comparison Table........................................................................................................................................... 3

•

Changed V+ to VS throughout ................................................................................................................................................ 4

•

Changed MAX value 18 to (VS) + 0.3 for Comparator output pins......................................................................................... 4

•

Changed MAX value 10 to (VS) up to 10 for 1.2-V REF and CMP2 DELAY pins.................................................................. 4

•

Changed pin names in Absolute Maximum Ratings to show correct names ......................................................................... 4

•

Added Operating Temperature to Absolute Maximum Ratings table ..................................................................................... 4

•

Changed CMP2 IN– to CMP2 IN+ in Electrical Characteristics: Current-Shunt Monitor condition statement ....................... 5

•

Changed CMP2 IN– to CMP2 IN+ in Electrical Characteristics: General condition statement .............................................. 7

•

Updated Overview section.................................................................................................................................................... 12

•

Deleted 10-pin device image ................................................................................................................................................ 12

•

Changed text from "RFILT – 3%" to "RFILT + 3%" in 2nd paragraph of Input Filtering section ......................................... 16

•

Changed Figure 35 caption .................................................................................................................................................. 16