TPS54331

SLVS839F – JULY 2008 – REVISED OCTOBER 2014

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Table of Contents

8.3

Feature Description................................................. 10

1

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

8.4

Device Functional Modes........................................ 13

2

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

9

Application and Implementation ........................ 14

3

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

9.1

Application Information............................................ 14

4

Simplified Schematic............................................. 1

9.2

Typical Application .................................................. 14

5

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

10

Power Supply Recommendations ..................... 24

6

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

11

Layout................................................................... 24

7

Specifications......................................................... 5

11.1

Layout Guidelines ................................................. 24

7.1

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

11.2

Layout Example .................................................... 25

7.2

Handling Ratings....................................................... 5

11.3

Electromagnetic Interference (EMI)

7.3

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

Considerations ......................................................... 25

7.4

Thermal Information .................................................. 6

12

Device and Documentation Support ................. 26

7.5

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

12.1

Device Support...................................................... 26

7.6

Switching Characteristics .......................................... 7

12.2

Trademarks ........................................................... 26

7.7

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

12.3

Electrostatic Discharge Caution ............................ 26

8

Detailed Description .............................................. 9

12.4

Glossary ................................................................ 26

8.1

Overview ................................................................... 9

13

Mechanical, Packaging, and Orderable

8.2

Functional Block Diagram ....................................... 10

Information ........................................................... 26

5 Revision History

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

Changes from Revision E (February 2012) to Revision F

Page

•

Added Handling 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 Revision D (January 2012) to Revision E

Page

•

Deleted Feature Item: For SWIFT™ Documentation, See the TI Website at www.ti.com/swift............................................. 1

•

Removed Swift™ from the data sheet title ............................................................................................................................. 1

Changes from Revision C (March 2010) to Revision D

Page

•

Added the DDA Package to the Pin Assignments ................................................................................................................. 4

•

Added TPS54331 device DDA option to the Ordering Information table ............................................................................... 4

•

Changed Figure 21 ............................................................................................................................................................... 22

•

Added Figure 24 ................................................................................................................................................................... 23

Changes from Revision B (October 2008) to Revision C

Page

•

Changed the ABSOLUTE MAXIMUM RATINGS table, Input Voltage - EN pin max value From: 5V to 6V.......................... 5

•

Added a new table to the Description - For additional design needs................................................................................... 14

2

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