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LM2940-N 数据表(PDF) 2 Page - Texas Instruments

部件名 LM2940-N
功能描述  LM2940x 1-A Low Dropout Regulator
Download  37 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

LM2940-N 数据表(HTML) 2 Page - Texas Instruments

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LM2940-N, LM2940C
SNVS769J – MARCH 2000 – REVISED DECEMBER 2014
www.ti.com
Table of Contents
7.3
Feature Description................................................. 13
1
Features .................................................................. 1
7.4
Device Functional Modes........................................ 14
2
Applications ........................................................... 1
8
Application and Implementation ........................ 15
3
Description ............................................................. 1
8.1
Application Information............................................ 15
4
Revision History..................................................... 2
8.2
Typical Application .................................................. 15
5
Pin Configuration and Functions ......................... 3
9
Power Supply Recommendations ...................... 17
6
Specifications......................................................... 4
10
Layout................................................................... 17
6.1
Absolute Maximum Ratings ...................................... 4
10.1
Layout Guidelines ................................................. 17
6.2
ESD Ratings.............................................................. 4
10.2
Layout Examples................................................... 17
6.3
Recommended Operating Conditions ....................... 4
10.3
Heatsinking ........................................................... 18
6.4
Thermal Information .................................................. 5
11
Device and Documentation Support ................. 20
6.5
Electrical Characteristics (5 V and 8 V) .................... 5
11.1
Documentation Support ........................................ 20
6.6
Electrical Characteristics (9 V and 10 V) .................. 6
11.2
Related Links ........................................................ 20
6.7
Electrical Characteristics (12 V and 15 V) ................ 7
11.3
Trademarks ........................................................... 20
6.8
Typical Characteristics .............................................. 8
11.4
Electrostatic Discharge Caution ............................ 20
7
Detailed Description ............................................ 13
11.5
Glossary ................................................................ 20
7.1
Overview ................................................................. 13
12
Mechanical, Packaging, and Orderable
7.2
Functional Block Diagram ....................................... 13
Information ........................................................... 20
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision I (April 2013) to Revision J
Page
Added Pin Configuration and Functions section, ESD Rating 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 .............................. 1
Deleted information re: obsolete CDIP and CLGA package options ; Change pin names from Vin, Vout to IN, OUT;
delete Heatsinking sections re: packages apart from TO-220 ............................................................................................... 1
Changed symbols for Thermal Information ......................................................................................................................... 19
Changes from Revision H (April 2013) to Revision I
Page
2
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Copyright © 2000–2014, Texas Instruments Incorporated
Product Folder Links: LM2940-N LM2940C


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