TPS54040

SLVS918B – MARCH 2009 – REVISED JANUARY 2016

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Table of Contents

1

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

8

Application and Implementation ........................ 31

8.1

Application Information............................................ 31

2

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

8.2

Typical Application .................................................. 31

3

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

8.3

System Examples ................................................... 40

4

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

9

Power Supply Recommendations ...................... 41

5

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

10

Layout................................................................... 42

6

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

10.1

Layout Guidelines ................................................. 42

6.1

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

10.2

Layout Example .................................................... 42

6.2

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

10.3

Estimated Circuit Area .......................................... 42

6.3

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

11

Device and Documentation Support ................. 43

6.4

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

11.1

Device Support .................................................... 43

6.5

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

11.2

Community Resources.......................................... 43

6.6

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

11.3

Trademarks ........................................................... 43

7

Detailed Description ............................................ 11

11.4

Electrostatic Discharge Caution ............................ 43

7.1

Overview ................................................................. 11

11.5

Glossary ................................................................ 43

7.2

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

12

Mechanical, Packaging, and Orderable

7.3

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

Information ........................................................... 43

7.4

Device Functional Modes........................................ 29

4 Revision History

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

Changes from Revision A (September 2013) to Revision B

Page

•

Added Pin Configuration and Functions section, ESD Ratings table, Feature Description section, Device Functional

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

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

Changes from Original (March 2009) to Revision A

Page

•

Deleted SWIFT from the data sheet Title and Features......................................................................................................... 1

2

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