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LM3559

SNVS624B – JUNE 2011 – REVISED JUNE 2016

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Copyright © 2011–2016, 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 .................................................. 4

6.5

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

6.6

7

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

8

Detailed Description ............................................ 11

8.1

Overview ................................................................. 11

8.2

Functional Block Diagram ....................................... 12

8.3

Feature Description................................................. 13

8.4

Device Functional Modes........................................ 20

8.5

Programming........................................................... 25

8.6

Register Maps ......................................................... 27

9

Application and Implementation ........................ 36

9.1

Application Information............................................ 36

9.2

Typical Applications ................................................ 36

10

Power Supply Recommendations ..................... 41

11

Layout................................................................... 42

11.1

Layout Guidelines ................................................. 42

11.2

Layout Example .................................................... 43

12

Device and Documentation Support ................. 44

12.1

Device Support...................................................... 44

12.2

Documentation Support ........................................ 44

12.3

Receiving Notification of Documentation Updates 44

12.4

Community Resources.......................................... 44

12.5

Trademarks ........................................................... 44

12.6

Electrostatic Discharge Caution ............................ 44

12.7

Glossary ................................................................ 44

13

Mechanical, Packaging, and Orderable

Information ........................................................... 44

4 Revision History

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

Changes from Revision A (May 2013) to Revision B

Page

•

Added Device Information and Pin Configuration and Functions sections, ESD Ratings and Thermal Information

tables, Feature Description, Device Functional Modes, Application and Implementation, Power Supply

Recommendations, Layout, Device and Documentation Support, and Mechanical, Packaging, and Orderable

Information sections................................................................................................................................................................ 1

•

values. ................................................................................................................................................................................... 4

Changes from Original (May 2013) to Revision A

Page

•

Changed layout of National Data Sheet to TI format ........................................................................................................... 42