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TPS3850G12DRCT Datasheet(PDF) 2 Page - Texas Instruments |
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TPS3850G12DRCT Datasheet(HTML) 2 Page - Texas Instruments |
2 / 44 page 2 TPS3850 SBVS301A – OCTOBER 2016 – REVISED NOVEMBER 2016 www.ti.com Product Folder Links: TPS3850 Submit Documentation Feedback Copyright © 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 .................................................. 5 6.5 Electrical Characteristics........................................... 5 6.6 Timing Requirements ................................................ 6 6.7 Typical Characteristics ............................................ 10 7 Detailed Description ............................................ 13 7.1 Overview ................................................................. 13 7.2 Functional Block Diagram ....................................... 13 7.3 Feature Description................................................. 14 7.4 Device Functional Modes........................................ 20 8 Application and Implementation ........................ 21 8.1 Application Information............................................ 21 8.2 Typical Applications ................................................ 26 9 Power Supply Recommendations ...................... 32 10 Layout................................................................... 32 10.1 Layout Guidelines ................................................. 32 10.2 Layout Example .................................................... 32 11 Device and Documentation Support ................. 33 11.1 Device Support...................................................... 33 11.2 Documentation Support ........................................ 33 11.3 Receiving Notification of Documentation Updates 33 11.4 Community Resources.......................................... 33 11.5 Trademarks ........................................................... 33 11.6 Electrostatic Discharge Caution ............................ 34 11.7 Glossary ................................................................ 34 12 Mechanical, Packaging, and Orderable Information ........................................................... 34 4 Revision History NOTE: Page numbers for previous revisions may differ from page numbers in the current version. Changes from Original (October 2016) to Revision A Page • Changed units in ISENSE parameter and footnote 1 in Electrical Characteristics table .......................................................... 5 • Added correct operation state to Figure 2 ............................................................................................................................. 8 • Changed Figure 3 so the SET pins do not bring the watchdog into the disabled state before going to the 1:2 ratio............ 9 • Changed Figure 11 so it no longer has VDD and VSENSE tied together .............................................................................. 11 • Changed Figure 26 so it no longer goes through watchdog disabled .................................................................................. 17 • Added correct operation state to Figure 27 ......................................................................................................................... 18 • Changed RESET to WDO in description of WDO assertion in WDO Functionality section ................................................ 19 |
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