TPS54227

SLVSAU2C – MAY 2011 – REVISED DECEMBER 2015

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Table of Contents

7.4

Device Functional Modes........................................ 10

1

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

8

Application and Implementation ........................ 11

2

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

8.1

Application Information............................................ 11

3

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

8.2

Typical Application .................................................. 11

4

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

9

Power Supply Recommendations ...................... 15

5

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

10

Layout................................................................... 15

6

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

10.1

Layout Guidelines ................................................. 15

6.1

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

10.2

Layout Examples................................................... 15

6.2

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

10.3

Thermal Considerations ........................................ 16

6.3

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

11

Device and Documentation Support ................. 17

6.4

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

11.1

Documentation Support ........................................ 17

6.5

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

11.2

Community Resources.......................................... 17

6.6

Typical Characteristics .............................................. 6

11.3

Trademarks ........................................................... 17

7

Detailed Description .............................................. 8

11.4

Electrostatic Discharge Caution ............................ 17

7.1

Overview ................................................................... 8

11.5

Glossary ................................................................ 17

7.2

Functional Block Diagram ......................................... 8

12

Mechanical, Packaging, and Orderable

7.3

Feature Description................................................... 8

Information ........................................................... 17

4 Revision History

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

Changes from Revision B (June 2013) to Revision C

Page

•

Deleted Ordering Information table ....................................................................................................................................... 1

•

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 Revision A (October 2011) to Revision B

Page

•

Removed (SWIFT™) from the data sheet title ....................................................................................................................... 1

•

Added "and 10-pin DRC" to the DESCRIPTION .................................................................................................................... 1

•

Added the DRC-10 Pin package pin out ................................................................................................................................ 3

•

Changed the VBST(vs SW) MAX value From: 5.7V to 6V in the ROC table......................................................................... 4

•

Added High-side switch resistance (DRC) ............................................................................................................................. 5

•

•

Changed Figure 11 title From: 1.05-V, 50-mA to 2-A LOAD TRANSIENT RESPONSE To: 1.05-V, 0-A to 2-A LOAD

TRANSIENT RESPONSE .................................................................................................................................................... 13

•

Added Figure 18 ................................................................................................................................................................... 16

Changes from Original (May 2010) to Revision A

Page

•

Corrected the pin numbers for Pins 5 through 8 .................................................................................................................... 3

•

CHARACTERISTICS table ..................................................................................................................................................... 5

2

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