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TPS74401RGRR Datasheet(PDF) 2 Page - Texas Instruments |
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TPS74401RGRR Datasheet(HTML) 2 Page - Texas Instruments |
2 / 40 page TPS74401 SBVS066Q – DECEMBER 2005 – REVISED APRIL 2015 www.ti.com Table of Contents 7.5 Programming .......................................................... 16 1 Features .................................................................. 1 8 Application and Implementation ........................ 18 2 Applications ........................................................... 1 8.1 Application Information............................................ 18 3 Description ............................................................. 1 8.2 Typical Applications ................................................ 20 4 Revision History..................................................... 2 9 Power Supply Recommendations ...................... 25 5 Pin Configuration and Functions ......................... 4 10 Layout................................................................... 26 6 Specifications......................................................... 5 10.1 Layout Guidelines ................................................. 26 6.1 Absolute Maximum Ratings ...................................... 5 10.2 Layout Example .................................................... 26 6.2 ESD Ratings ............................................................ 5 10.3 Power Dissipation ................................................. 26 6.3 Recommended Operating Conditions ....................... 5 10.4 Thermal Considerations ........................................ 27 6.4 Thermal Information .................................................. 6 11 Device and Documentation Support ................. 30 6.5 Electrical Characteristics........................................... 6 11.1 Device Support...................................................... 30 6.6 Timing Requirements ................................................ 7 11.2 Documentation Support ....................................... 30 6.7 Typical Characteristics .............................................. 8 11.3 Trademarks ........................................................... 30 7 Detailed Description ............................................ 13 11.4 Electrostatic Discharge Caution ............................ 30 7.1 Overview ................................................................. 13 11.5 Glossary ................................................................ 30 7.2 Functional Block Diagrams ..................................... 13 12 Mechanical, Packaging, and Orderable 7.3 Feature Description................................................. 14 Information ........................................................... 30 7.4 Device Functional Modes........................................ 15 4 Revision History NOTE: Page numbers for previous revisions may differ from page numbers in the current version. Changes from Revision P (January 2015) to Revision Q Page • Changed QFN to VQFN throughout document ...................................................................................................................... 1 • Changed TPS744xx to TPS74401 throughout document ..................................................................................................... 1 • Deleted fixed output Features bullet....................................................................................................................................... 1 • Changed VBIAS minimum value in Recommended Operating Conditions table...................................................................... 5 • Changed footnote 1 for Recommended Operating Conditions table...................................................................................... 5 • Added second row to VOUT accuracy parameter ................................................................................................................... 6 • Added last four rows to VDO, VBIAS dropout voltage parameter .............................................................................................. 6 • Added Timing Requirements table ......................................................................................................................................... 7 • Added Device Functional Modes section ............................................................................................................................. 15 • Changed third paragraph of Dropout Voltage ...................................................................................................................... 19 • Changed first sentence of Without an Auxiliary Bias section ............................................................................................... 25 • Changed Power Dissipation section location; moved to after Layout Example section....................................................... 26 • Added Development Support section ................................................................................................................................... 30 • Added information about reference design TIDU421 and user guide SLVU143 to Related Documentation section ......... 30 Changes from Revision O (March 2013) to Revision P Page • Deleted Active High Enable bullet from Features list ............................................................................................................ 1 • Added ESD Ratings 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 ................................................................................................. 5 • Changed footnote 3c for Thermal Information table .............................................................................................................. 6 • Changed y-axis in Figure 1, Figure 2, Figure 4, and Figure 7 from abbreviation (IOUT) to text (Output Current) .................. 8 • Added "V" to VIN = 1.8 V condition in Figure 9, Figure 10, and Figure 11 ............................................................................ 8 • y-axis and graph title in Figure 15 from abbreviation (IOUT) to text (Output Current) ............................................................ 9 2 Submit Documentation Feedback Copyright © 2005–2015, Texas Instruments Incorporated Product Folder Links: TPS74401 |
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