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LM3150

SNVS561G – SEPTEMBER 2008 – REVISED SEPTEMBER 2015

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Copyright © 2008–2015, Texas Instruments Incorporated

Table of Contents

1

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

2

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

3

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

4

Typical Application Schematic ............................. 1

5

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

6

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

7

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

7.1

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

7.2

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

7.3

Recommended Operating Ratings............................ 4

7.4

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

7.5

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

7.6

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

8

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

8.1

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

8.2

Functional Block Diagram ....................................... 10

8.3

Feature Description................................................. 10

8.4

Device Functional Modes........................................ 13

9

Application and Implementation ........................ 14

9.1

Application Information............................................ 14

9.2

Typical Application .................................................. 14

10

Power Supply Recommendations ..................... 25

11

Layout................................................................... 25

11.1

Layout Guidelines ................................................. 25

11.2

Layout Example .................................................... 26

12

Device and Documentation Support ................. 27

12.1

Documentation Support ....................................... 27

12.2

Community Resources.......................................... 27

12.3

Trademarks ........................................................... 27

12.4

Electrostatic Discharge Caution ............................ 27

12.5

Glossary ................................................................ 28

13

Mechanical, Packaging, and Orderable

Information ........................................................... 28

5 Revision History

Changes from Revision F (December 2014) to Revision G

Page

•

Changed graphic Inductor Current to Current Limit section. ............................................................................................... 11

Changes from Revision E (November 2012) 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 ................................................................................................. 4