Moteur de recherche de fiches techniques de composants électroniques |
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TPS2556 Fiches technique(PDF) 2 Page - Texas Instruments |
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TPS2556 Fiches technique(HTML) 2 Page - Texas Instruments |
2 / 28 page TPS2556-Q1, TPS2557-Q1 SLVSC97A – MARCH 2014 – REVISED MARCH 2014 www.ti.com Table of Contents 8.2 Functional Block Diagram ......................................... 9 1 Features .................................................................. 1 8.3 Feature Description................................................... 9 2 Application ............................................................. 1 8.4 Device Functional Modes........................................ 10 3 Description ............................................................. 1 9 Applications and Implementation ...................... 12 4 Revision History..................................................... 2 9.1 Application Information............................................ 12 5 Terminal Configuration and Functions................ 3 9.2 Typical Application, Design for Current Limit .......... 12 6 Specifications......................................................... 3 10 Power Supply Recommendations ..................... 17 6.1 Absolute Maximum Ratings ...................................... 3 11 Layout................................................................... 18 6.2 Handling Ratings....................................................... 4 11.1 Layout Guidelines ................................................. 18 6.3 Recommended Operating Conditions ....................... 4 11.2 Layout Example .................................................... 18 6.4 Thermal Information .................................................. 4 12 Device and Documentation Support ................. 19 6.5 Electrical Characteristics........................................... 5 12.1 Related Links ........................................................ 19 6.6 Switching Characteristics .......................................... 5 12.2 Trademarks ........................................................... 19 6.7 Typical Characteristics .............................................. 6 12.3 Electrostatic Discharge Caution ............................ 19 7 Parameter Measurement Information .................. 7 12.4 Glossary ................................................................ 19 8 Detailed Description .............................................. 8 13 Mechanical, Packaging, and Orderable 8.1 Overview ................................................................... 8 Information ........................................................... 20 4 Revision History Changes from Original (March 2014) to Revision A Page • Changed part number in Description from TPS2511-Q to TPS2511-Q1 ............................................................................... 1 • Changed CURRENT LIMIT values in Electrical Characteristics table .................................................................................. 5 • Changed Equation 1 ............................................................................................................................................................ 13 • Revised Figure 16 graph ...................................................................................................................................................... 13 • Changed Equation 2 ............................................................................................................................................................ 13 • Changed resistor value from 33.2 k Ω to 33.6 kΩ ................................................................................................................ 13 • Changed Equation 3 ............................................................................................................................................................ 13 • Changed Equation 4 ............................................................................................................................................................ 14 • Changed current-limit threshold from 4 316 mA to 4 406 mA ............................................................................................. 14 • Changed values in Table 2 .................................................................................................................................................. 15 2 Submit Documentation Feedback Copyright © 2014, Texas Instruments Incorporated Product Folder Links: TPS2556-Q1 TPS2557-Q1 |
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