TPS2561A-Q1

SLVSCC6A – MARCH 2014 – REVISED JUNE 2014

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Table of Contents

9.2

Functional Block Diagram ......................................... 9

1

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

9.3

Feature Description................................................... 9

2

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

9.4

Device Functional Mode ......................................... 10

3

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

10

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

4

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

10.1

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

5

Device Comparison Table..................................... 3

10.2

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

6

Pin Functions and Configurations ....................... 3

11

Power Supply Requirements ............................. 17

7

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

12

Layout................................................................... 18

7.1

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

12.1

Layout Guidelines ................................................. 18

7.2

Handling Ratings....................................................... 4

12.2

Layout Example .................................................... 18

7.3

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

13

Device and Documentation Support ................. 19

7.4

Thermal Information .................................................. 4

13.1

Trademarks ........................................................... 19

7.5

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

13.2

Electrostatic Discharge Caution ............................ 19

7.6

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

13.3

Glossary ................................................................ 19

8

Parameter Measurement Information .................. 7

14

Mechanical, Packaging, and Orderable

9

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

Information ........................................................... 19

9.1

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

4 Revision History

Changes from Original (March 2014) to Revision A

Page

•

Changed Feature From: Accurate 2.1A Min / 2.5A Max Setting (Including Resistor) To: Accurate 2.1A Min / 2.5A

Max Setting............................................................................................................................................................................. 1

•

•

Changed Equation 1 ............................................................................................................................................................ 11

•

Changed the Designing Above a Minimum Current Limit section........................................................................................ 12

•

Changed the Designing Below a Maximum Current Limit section ....................................................................................... 13

2

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