2

TPS25940-Q1

SLVSDJ0C – MAY 2016 – REVISED JULY 2018

www.ti.com

Product Folder Links: TPS25940-Q1

Submit Documentation Feedback

Copyright © 2016–2018, Texas Instruments Incorporated

Table of Contents

1

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

2

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

3

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

4

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

5

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

6

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

6.1

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

6.2

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

6.3

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

6.4

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

6.5

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

6.6

Timing Requirements ................................................ 7

6.7

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

7

Parametric Measurement Information ............... 15

8

Detailed Description ............................................ 16

8.1

Overview ................................................................. 16

8.2

Functional Block Diagram ....................................... 17

8.3

Feature Description................................................. 18

8.4

Device Functional Modes........................................ 22

9

Application and Implementation ........................ 24

9.1

Application Information............................................ 24

9.2

Typical Application .................................................. 24

10

Power Supply Recommendations ..................... 37

10.1

Transient Protection .............................................. 37

10.2

Output Short-Circuit Measurements ..................... 38

11

Layout................................................................... 39

11.1

Layout Guidelines ................................................. 39

11.2

Layout Example .................................................... 40

12

Device and Documentation Support ................. 41

12.1

Documentation Support ........................................ 41

12.2

Community Resources.......................................... 41

12.3

Trademarks ........................................................... 41

12.4

Electrostatic Discharge Caution ............................ 41

12.5

Glossary ................................................................ 41

13

Mechanical, Packaging, and Orderable

Information ........................................................... 41

4 Revision History

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

Changes from Revision B (November 2017) to Revision C

Page

•

Changed from Production Data to Prod Mixed ..................................................................................................................... 1

•

Added the latch-off variant (TPS25940L-Q1) ......................................................................................................................... 1

Changes from Revision A (June 2016) to Revision B

Page

•

Added subsection 9.2.4.3 Overload Detection Using TPS25940-Q1 to the Application Information section ....................... 1

Changes from Original (May 2016) to Revision A

Page

•

Changed device status from Product Preview to Production Data ....................................................................................... 1