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LM10504

SNVS739F – DECEMBER 2011 – REVISED OCTOBER 2016

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Table of Contents

1

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

2

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

3

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

4

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

5

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

6

Specifications......................................................... 5

6.1

Absolute Maximum Ratings ...................................... 5

6.2

ESD Ratings.............................................................. 5

6.3

Recommended Operating Conditions ....................... 5

6.4

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

6.5

Electrical Characteristics – General.......................... 6

6.6

Electrical Characteristics – Buck 1............................ 7

6.7

Electrical Characteristics – Buck 2............................ 8

6.8

Electrical Characteristics – Buck 3............................ 9

6.9

Electrical Characteristics – LDO ............................. 10

6.10

Electrical Characteristics – Comparators.............. 10

6.11

Typical Characteristics .......................................... 11

7

Detailed Description ............................................ 14

7.1

Overview ................................................................. 14

7.2

Functional Block Diagram ....................................... 14

7.3

Feature Description................................................. 14

7.4

Device Functional Modes........................................ 18

7.5

Programming........................................................... 22

7.6

Register Maps ......................................................... 23

8

Application and Implementation ........................ 28

8.1

Application Information............................................ 28

8.2

Typical Application .................................................. 28

9

Power Supply Recommendations ...................... 34

10

Layout................................................................... 35

10.1

Layout Guidelines ................................................. 35

10.2

Layout Example .................................................... 35

11

Device and Documentation Support ................. 37

11.1

Device Support...................................................... 37

11.2

Receiving Notification of Documentation Updates 37

11.3

Community Resources.......................................... 37

11.4

Trademarks ........................................................... 37

11.5

Electrostatic Discharge Caution ............................ 37

11.6

Glossary ................................................................ 37

12

Mechanical, Packaging, and Orderable

Information ........................................................... 37

4 Revision History

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

Changes from Revision E (March 2013) to Revision F

Page

•

Added 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

•

Changed RθJA value in the Thermal Information table From: 44.5 To: 65.5........................................................................... 5

Changes from Revision D (March 2013) to Revision E

Page

•

Changed layout of National Semiconductor Data Sheet to TI format .................................................................................... 1