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TPS40057PWPG4 Datasheet(PDF) 2 Page - Texas Instruments |
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TPS40057PWPG4 Datasheet(HTML) 2 Page - Texas Instruments |
2 / 39 page TPS40054, TPS40055, TPS40057 SLUS593I – DECEMBER 2003 – REVISED DECEMBER 2014 www.ti.com Table of Contents 1 Features .................................................................. 1 8 Application and Implementation ........................ 16 8.1 Application Information............................................ 16 2 Applications ........................................................... 1 8.2 Typical Application .................................................. 20 3 Description ............................................................. 1 9 Power Supply Recommendations ...................... 26 4 Revision History..................................................... 2 10 Layout................................................................... 26 5 Pin Configuration and Functions ......................... 3 10.1 Layout Guidelines ................................................. 26 6 Specifications......................................................... 4 10.2 Layout Example .................................................... 26 6.1 Absolute Maximum Ratings ...................................... 4 10.3 MOSFET Packaging ............................................. 29 6.2 Recommended Operating Conditions ....................... 4 11 Device and Documentation Support ................. 29 6.3 Thermal Information .................................................. 4 11.1 Device Support .................................................... 29 6.4 Electrical Characteristics........................................... 5 11.2 Documentation Support ....................................... 29 6.5 Typical Characteristics .............................................. 7 11.3 Related Links ........................................................ 29 7 Detailed Description .............................................. 8 11.4 Trademarks ........................................................... 30 7.1 Overview ................................................................... 8 11.5 Electrostatic Discharge Caution ............................ 30 7.2 Functional Block Diagram ......................................... 8 11.6 Glossary ................................................................ 30 7.3 Feature Description................................................... 8 12 Mechanical, Packaging, and Orderable 7.4 Device Functional Modes........................................ 15 Information ........................................................... 30 4 Revision History NOTE: Page numbers for previous revisions may differ from page numbers in the current version. Changes from Revision H (July 2012) to Revision I Page • Added 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. .............................................................. 3 Changes from Revision G (September 2011) to Revision H Page • Added the Thermal Information table ..................................................................................................................................... 4 Changes from Revision F (September 2008) to Revision G Page • Deleted errors in schematic.................................................................................................................................................... 1 • Changed ILIM to IILIM (corrected typographical error)............................................................................................................. 12 • Added clarity to Loop Compensation section ....................................................................................................................... 13 • Changed VIN(UVLO) to VIN(min) in two places (corrected typographic errors) ........................................................................... 13 • Changed corrected Equation 46........................................................................................................................................... 20 • Changed corrected reference designator values in Figure 15 ............................................................................................. 20 • Changed corrected Equation 56........................................................................................................................................... 22 • Changed corrected Equation 67........................................................................................................................................... 23 • Changed corrected Equation 69........................................................................................................................................... 23 2 Submit Documentation Feedback Copyright © 2003–2014, Texas Instruments Incorporated Product Folder Links: TPS40054 TPS40055 TPS40057 TPS40054: Not Recommended For New Designs |
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