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LM20143MHX Scheda tecnica(PDF) 2 Page - Texas Instruments

Il numero della parte LM20143MHX
Spiegazioni elettronici  3-A PowerWise Adjustable Frequency Synchronous Buck Regulator
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Produttore elettronici  TI1 [Texas Instruments]
Homepage  http://www.ti.com
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LM20143MHX Scheda tecnica(HTML) 2 Page - Texas Instruments

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LM20143, LM20143-Q1
SNVS528H – OCTOBER 2007 – REVISED JANUARY 2016
www.ti.com
Table of Contents
1
Features .................................................................. 1
8
Application and Implementation ........................ 17
8.1
Application Information............................................ 17
2
Applications ........................................................... 1
8.2
Typical Applications ................................................ 17
3
Description ............................................................. 1
9
Power Supply Recommendations ...................... 27
4
Revision History..................................................... 2
10
Layout................................................................... 27
5
Pin Configuration and Functions ......................... 3
10.1
Layout Guidelines ................................................. 27
6
Specifications......................................................... 4
10.2
Layout Example .................................................... 28
6.1
Absolute Maximum Ratings ...................................... 4
10.3
Thermal Considerations ........................................ 29
6.2
ESD Ratings.............................................................. 4
11
Device and Documentation Support ................. 30
6.3
Recommended Operating Conditions ....................... 4
11.1
Device Support...................................................... 30
6.4
Thermal Information .................................................. 4
11.2
Documentation Support ........................................ 30
6.5
Electrical Characteristics........................................... 5
11.3
Related Links ........................................................ 30
6.6
Typical Characteristics .............................................. 6
11.4
Trademarks ........................................................... 30
7
Detailed Description ............................................ 11
11.5
Electrostatic Discharge Caution ............................ 30
7.1
Overview ................................................................. 11
11.6
Glossary ................................................................ 30
7.2
Functional Block Diagram ....................................... 11
12
Mechanical, Packaging, and Orderable
7.3
Feature Description................................................. 12
Information ........................................................... 30
7.4
Device Functional Modes........................................ 13
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision G (March 2013) to Revision H
Page
Added ESD Ratings table, Feature Descriptionsection, 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
Changes from Revision F (March 2013) to Revision G
Page
Changed layout of National Data Sheet to TI format ............................................................................................................. 1
2
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Copyright © 2007–2016, Texas Instruments Incorporated
Product Folder Links: LM20143 LM20143-Q1


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