LM3480
SNVS011H –JUNE 1999–REVISED SEPTEMBER 2015
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Table of Contents
7.3 Feature Description................................................. 10
1 Features.................................................................. 17.4 Device Functional Modes........................................ 10
2 Applications ........................................................... 18 Application and Implementation ........................ 11
3 Description............................................................. 18.1 Application Information............................................ 11
4 Revision History..................................................... 28.2 Typical Application ................................................. 11
5 Pin Configuration and Functions......................... 39 Power Supply Recommendations...................... 13
6 Specifications......................................................... 410 Layout................................................................... 13
6.1 Absolute Maximum Ratings ...................................... 410.1 Layout Guidelines ................................................. 13
6.2 ESD Ratings.............................................................. 410.2 Layout Example .................................................... 13
6.3 Recommended Operating Conditions....................... 411 Device and Documentation Support................. 14
6.4 Thermal Information.................................................. 411.1 Community Resources.......................................... 14
6.5 Electrical Characteristics: LM3480-3.3, LM3480-5... 511.2 Trademarks........................................................... 14
6.6 Electrical Characteristics: LM3480-12, LM3480-15.. 611.3 Electrostatic Discharge Caution............................ 14
6.7 Typical Characteristics.............................................. 711.4 Glossary................................................................ 14
7 Detailed Description............................................ 10 12 Mechanical, Packaging, and Orderable
7.1 Overview................................................................. 10 Information........................................................... 14
7.2 Functional Block Diagram....................................... 10
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision G (February 2015) to Revision H Page
• Replaced Functional Block Diagram .................................................................................................................................... 10
• Changed text of External Capacitors subsection ................................................................................................................ 11
• Changed text of Output Capacitor subsection ..................................................................................................................... 11
Changes from Revision F (December 2014) to Revision G Page
• Changed pin numbers indicated in Typical Application drawing; fix typos............................................................................. 1
• Deleted soldering specs - found in POA ................................................................................................................................ 4
• Changed Handling Ratings to ESD Ratings format ............................................................................................................... 4
Changes from Revision E (March 2013) to Revision F Page
• Added Pin Configuration and Functions section, Handling 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; add updated Thermal Information............................................................................................................................. 1
Changes from Revision D (March 2013) to Revision E Page
• Changed layout of National Data Sheet to TI format ............................................................................................................. 9
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