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TPS55340-Q1 데이터시트(PDF) 2 Page - Texas Instruments |
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TPS55340-Q1 데이터시트(HTML) 2 Page - Texas Instruments |
2 / 37 page 2 TPS55340-Q1 SLVSBV5A – JUNE 2014 – REVISED JULY 2016 www.ti.com Product Folder Links: TPS55340-Q1 Submit Documentation Feedback Copyright © 2014–2016, Texas Instruments Incorporated Table of Contents 1 Features .................................................................. 1 2 Applications ........................................................... 1 3 Description ............................................................. 1 4 Revision History..................................................... 2 5 Pin Configuration and Functions ......................... 3 6 Specifications......................................................... 4 6.1 Absolute Maximum Ratings ..................................... 4 6.2 ESD Ratings.............................................................. 4 6.3 Recommended Operating Conditions ....................... 4 6.4 Thermal Information .................................................. 4 6.5 Electrical Characteristics........................................... 5 6.6 Typical Characteristics .............................................. 6 7 Detailed Description .............................................. 9 7.1 Overview ................................................................... 9 7.2 Functional Block Diagram ......................................... 9 7.3 Feature Description................................................... 9 7.4 Device Functional Modes........................................ 12 8 Application and Implementation ........................ 14 8.1 Application Information............................................ 14 8.2 Typical Applications ................................................ 14 9 Power Supply Recommendations ...................... 28 10 Layout................................................................... 28 10.1 Layout Guidelines ................................................. 28 10.2 Layout Example .................................................... 28 11 Device and Documentation Support ................. 29 11.1 Receiving Notification of Documentation Updates 29 11.2 Community Resources.......................................... 29 11.3 Trademarks ........................................................... 29 11.4 Electrostatic Discharge Caution ............................ 29 11.5 Glossary ................................................................ 29 12 Mechanical, Packaging, and Orderable Information ........................................................... 29 4 Revision History NOTE: Page numbers for previous revisions may differ from page numbers in the current version. Changes from Original (June 2014) to Revision A Page • Changed title from DC-DC Regulator to DC-DC Converter ................................................................................................... 1 • Changed the Applications section .......................................................................................................................................... 1 • Changed the Handling Ratings table to ESD Ratings and moved the storage temperature to the Absolute Maximum Ratings table........................................................................................................................................................................... 4 • Changed the Switching Frequency section to add recommendation for using an external synchronous clock when setting the switching frequency higher than 1.2 MHz........................................................................................................... 10 • Changed the equation to calculate R3 in the Compensating the Control Loop (R3, C4, and C5) section .......................... 21 • Added the Receiving Notification of Documentation Updates and Community Resources sections .................................. 29 |
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