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LM3243 Datasheet(PDF) 2 Page - Texas Instruments

Part # LM3243
Description  LM3243 High-Current Step-Down Converter for 2G, 3G, and 4G RF Power Amplifiers
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

LM3243 Datasheet(HTML) 2 Page - Texas Instruments

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LM3243
SNVS782C – OCTOBER 2010 – REVISED AUGUST 2015
www.ti.com
Table of Contents
7.4
Device Functional Modes........................................ 13
1
Features .................................................................. 1
8
Application and Implementation ........................ 15
2
Applications ........................................................... 1
8.1
Application Information............................................ 15
3
Description ............................................................. 1
8.2
Typical Application ................................................. 15
4
Revision History..................................................... 2
9
Power Supply Recommendations ...................... 19
5
Pin Configuration and Functions ......................... 3
10
Layout................................................................... 20
6
Specifications......................................................... 4
10.1
Layout Guidelines ................................................. 20
6.1
Absolute Maximum Ratings ...................................... 4
10.2
Layout Example .................................................... 21
6.2
ESD Ratings.............................................................. 4
10.3
DSBGA Package Assembly and Use ................... 25
6.3
Recommended Operating Conditions ....................... 4
11
Device and Documentation Support ................. 26
6.4
Thermal Information .................................................. 5
11.1
Device Support...................................................... 26
6.5
Electrical Characteristics .......................................... 5
11.2
Documentation Support ........................................ 26
6.6
System Characteristics ............................................ 6
11.3
Community Resources.......................................... 26
6.7
Timing Requirements ................................................ 7
11.4
Trademarks ........................................................... 26
6.8
Typical Characteristics .............................................. 8
11.5
Electrostatic Discharge Caution ............................ 26
7
Detailed Description ............................................ 11
11.6
Glossary ................................................................ 26
7.1
Overview ................................................................. 11
12
Mechanical, Packaging, and Orderable
7.2
Functional Block Diagram ....................................... 12
Information ........................................................... 26
7.3
Feature Description................................................. 12
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision B (February 2013) to Revision C
Page
Added Device Information and Pin Configuration and Functions sections, ESD Rating table, Feature Description,
Device Functional Modes, Application and Implementation, Power Supply Recommendations, Layout, Device and
Documentation Support, and Mechanical, Packaging, and Orderable Information sections ................................................. 1
2
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Product Folder Links: LM3243


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