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TPS62170, TPS62171, TPS62172, TPS62173

SLVSAT8D – NOVEMBER 2011 – REVISED DECEMBER 2015

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Product Folder Links: TPS62170 TPS62171 TPS62172 TPS62173

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Copyright © 2011–2015, Texas Instruments Incorporated

Table of Contents

1

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

2

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

3

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

4

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

5

Voltage Options ..................................................... 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........................................... 5

7.6

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

8

Detailed Description .............................................. 7

8.1

Overview ................................................................... 7

8.2

Functional Block Diagram ......................................... 7

8.3

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

8.4

Device Functional Modes.......................................... 9

9

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

9.1

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

9.2

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

9.3

System Examples ................................................... 19

10

Power Supply Recommendations ..................... 22

11

Layout................................................................... 23

11.1

Layout Guidelines ................................................. 23

11.2

Layout Example .................................................... 23

11.3

Thermal Considerations ........................................ 24

12

Device and Documentation Support ................. 25

12.1

Device Support...................................................... 25

12.2

Documentation Support ........................................ 25

12.3

Related Links ........................................................ 25

12.4

Community Resources.......................................... 25

12.5

Trademarks ........................................................... 25

12.6

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

12.7

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

13

Mechanical, Packaging, and Orderable

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

4 Revision History

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

Changes from Revision C (August 2013) to Revision D

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 Revision B (August 2013) to Revision C

Page

•

Changed 50mV/

μs to 50mV/s in Enable and Shutdown (EN) section .................................................................................. 8

Changes from Revision A (April 2012) to Revision B

Page

•

Added diode to Figure 41 ..................................................................................................................................................... 22

Changes from Original (November 2011) to Revision A

Page

•

Changed Table 1 .................................................................................................................................................................. 12