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LP38690-ADJ, LP38692-ADJ

SNVS323I – DECEMBER 2004 – REVISED FEBRUARY 2016

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Product Folder Links: LP38690-ADJ LP38692-ADJ

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Copyright © 2004–2016, 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

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

7

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

7.1

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

7.2

Functional Block Diagrams ..................................... 11

7.3

Feature Description................................................. 12

7.4

Device Functional Modes........................................ 12

8

Application and Implementation ........................ 13

8.1

Application Information............................................ 13

8.2

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

9

Power Supply Recommendations ...................... 17

10

Layout................................................................... 17

10.1

Layout Guidelines ................................................. 17

10.2

Layout Examples................................................... 18

10.3

WSON Mounting ................................................... 18

11

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

11.1

Device Support...................................................... 19

11.2

Documentation Support ........................................ 19

11.3

Related Links ........................................................ 19

11.4

Community Resources.......................................... 19

11.5

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

11.6

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

11.7

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

12

Mechanical, Packaging, and Orderable

Information ........................................................... 20

4 Revision History

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

Changes from Revision H (April 2013) to Revision I

Page

•

Added top navigator icon for TI Design ................................................................................................................................. 1

•

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

•

Changed pin names from "Vin", "Vout" and "Ven" to "IN", "OUT", and "EN" ......................................................................... 1

•

Changed language of note 3 to Abs Max table ..................................................................................................................... 4

•

Added Caution note to Foldback Current Limiting subsection ............................................................................................ 12

•

Deleted paragraph beginning "For the LP38690-ADJ and LP38692-ADJ in the NGG0006A 6-Lead WSON

package..." and table following - information out of date...................................................................................................... 18

Changes from Revision G (December 2010) to Revision H

Page

•

Changed layout of National Data Sheet to TI format ........................................................................................................... 16