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LM2674
SNVS007G –SEPTEMBER 1998–REVISED JUNE 2016
www.ti.com
Product Folder Links: LM2674
Submit Documentation Feedback Copyright © 1998–2016, Texas Instruments Incorporated
Table of Contents
1 Features.................................................................. 1
2 Applications ........................................................... 1
3 Description............................................................. 1
4 Revision History..................................................... 2
5 Description (continued)......................................... 3
6 Pin Configuration and Functions......................... 3
7 Specifications......................................................... 4
7.1 Absolute Maximum Ratings ...................................... 4
7.2 ESD Ratings.............................................................. 4
7.3 Recommended Operating Conditions....................... 4
7.4 Thermal Information.................................................. 4
7.5 Electrical Characteristics – 3.3-V Version................. 5
7.6 Electrical Characteristics – 5-V Version.................... 5
7.7 Electrical Characteristics – 12-V Version.................. 5
7.8 Electrical Characteristics – Adjustable Voltage
Version....................................................................... 6
7.9 Electrical Characteristics – All Output Voltage
Versions..................................................................... 6
7.10 Typical Characteristics............................................ 7
8 Detailed Description............................................ 10
8.1 Overview................................................................. 10
8.2 Functional Block Diagram....................................... 10
8.3 Feature Description................................................. 10
8.4 Device Functional Modes........................................ 11
9 Application and Implementation ........................ 12
9.1 Application Information............................................ 12
9.2 Typical Applications ................................................ 13
10 Power Supply Recommendations ..................... 24
11 Layout................................................................... 25
11.1 Layout Guidelines ................................................. 25
11.2 Layout Examples................................................... 25
12 Device and Documentation Support................. 27
12.1 Documentation Support ........................................ 27
12.2 Receiving Notification of Documentation Updates 27
12.3 Community Resources.......................................... 27
12.4 Trademarks........................................................... 27
12.5 Electrostatic Discharge Caution............................ 27
12.6 Glossary................................................................ 27
13 Mechanical, Packaging, and Orderable
Information........................................................... 27
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision F (April 2013) to Revision G Page
• Added ESD Ratings 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
• Removed all references to Computer Design Software LM267X Made Simple (Version 6.0).............................................. 1
Changes from Revision E (April 2013) to Revision F Page
• Changed layout of National Data Sheet to TI format ........................................................................................................... 25