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LP3981ILDX-3.03/NOPB Datasheet(PDF) 2 Page - Texas Instruments

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Part No. LP3981ILDX-3.03/NOPB
Description  Micropower, 300-mA Ultra-Low-Dropout CMOS Voltage Regulator
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Maker  TI1 [Texas Instruments]
Homepage  http://www.ti.com
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LP3981ILDX-3.03/NOPB Datasheet(HTML) 2 Page - Texas Instruments

 
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LP3981
SNVS159H – OCTOBER 2001 – REVISED JULY 2015
www.ti.com
Table of Contents
8.2
Functional Block Diagram ....................................... 10
1
Features .................................................................. 1
8.3
Feature Description................................................. 10
2
Applications ........................................................... 1
8.4
Device Functional Modes........................................ 11
3
Description ............................................................. 1
9
Application and Implementation ........................ 12
4
Revision History..................................................... 2
9.1
Application Information............................................ 12
5
Pin Configuration and Functions ......................... 3
9.2
Typical Application ................................................. 12
6
Specifications......................................................... 4
10
Power Supply Recommendations ..................... 15
6.1
Absolute Maximum Ratings ...................................... 4
11
Layout................................................................... 15
6.2
ESD Ratings.............................................................. 4
11.1
Layout Guidelines ................................................. 15
6.3
Recommended Operating Conditions ....................... 4
11.2
Layout Example .................................................... 15
6.4
Thermal Information .................................................. 4
12
Device and Documentation Support ................. 16
6.5
Electrical Characteristics........................................... 5
12.1
Community Resources.......................................... 16
6.6
Timing Requirements ................................................ 6
12.2
Trademarks ........................................................... 16
6.7
Typical Characteristics .............................................. 7
12.3
Electrostatic Discharge Caution ............................ 16
7
Parameter Measurement Information .................. 9
12.4
Glossary ................................................................ 16
8
Detailed Description ............................................ 10
13
Mechanical, Packaging, and Orderable
8.1
Overview ................................................................. 10
Information ........................................................... 16
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision G (May 2013) to Revision H
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
Update pin names to TI nomenclature .................................................................................................................................. 1
Deleted Ordering Information table - duplicative of POA ....................................................................................................... 1
Deleted Lead temperature spec from Abs Max table - it is in POA. ..................................................................................... 4
Deleted rows for max power dissipation - info in Power Dissipation and Device Operation ................................................. 4
Deleted rows for max power dissipation - info in Power Dissipation and Device Operation ................................................. 4
Added 2 new paragraphs to Power Dissipation and Device Operation subsection. ............................................................ 13
Changes from Revision F (May 2013) to Revision G
Page
Changed layout of National Data Sheet to TI format ........................................................................................................... 10
2
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Product Folder Links: LP3981


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