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LM3420AM5-8.4 Datasheet(PDF) 2 Page - Texas Instruments |
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LM3420AM5-8.4 Datasheet(HTML) 2 Page - Texas Instruments |
2 / 26 page LM3420 SNVS116E – MAY 1998 – REVISED DECEMBER 2014 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: Constant Current/Constant 6 Specifications......................................................... 4 Voltage Li-Ion Battery Charger ................................ 12 6.1 Absolute Maximum Ratings ...................................... 4 10 Power Supply Recommendations ..................... 17 6.2 ESD Ratings.............................................................. 4 11 Layout................................................................... 18 6.3 Recommended Operating Conditions ....................... 4 11.1 Layout Guidelines ................................................. 18 6.4 Thermal Information .................................................. 4 11.2 Layout Example .................................................... 18 6.5 LM3420 Electrical Characteristics............................. 5 12 Device and Documentation Support ................. 18 6.6 LM3420A Electrical Characteristics .......................... 6 12.1 Trademarks ........................................................... 18 6.7 Typical Characteristics .............................................. 7 12.2 Electrostatic Discharge Caution ............................ 18 7 Parameter Measurement Information .................. 9 12.3 Glossary ................................................................ 18 7.1 Test Circuits .............................................................. 9 13 Mechanical, Packaging, and Orderable 8 Detailed Description ............................................ 10 Information ........................................................... 19 8.1 Overview ................................................................. 10 4 Revision History NOTE: Page numbers for previous revisions may differ from page numbers in the current version. Changes from Revision D (May 2013) to Revision E Page • Deleted info re: 4.2-V, 8.2-V, 12.6-V and 16.8 V versions .................................................................................................... 1 • Added Device Information and ESD Ratings tables, Feature Description, Device Functional Modes, Application and Implementation, Power Supply Recommendations, Layout, Device and Documentation Support, and Mechanical, Packaging, and Orderable Information sections; moved some curves to Application Curves section .................................. 1 Changes from Revision C (April 2013) to Revision D Page • Changed layout of National Data Sheet to TI format ........................................................................................................... 13 2 Submit Documentation Feedback Copyright © 1998–2014, Texas Instruments Incorporated Product Folder Links: LM3420 |
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