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TPS28225-Q1 Datasheet(PDF) 2 Page - Texas Instruments |
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TPS28225-Q1 Datasheet(HTML) 2 Page - Texas Instruments |
2 / 38 page TPS28225-Q1 SLUSAR9B – DECEMBER 2011 – REVISED APRIL 2015 www.ti.com Table of Contents 8.2 Feature Description................................................. 11 1 FEATURES.............................................................. 1 9 Application and Implementation ........................ 19 2 APPLICATIONS ...................................................... 1 9.1 Typical Application ................................................. 19 3 Description ............................................................. 1 10 Layout................................................................... 23 4 Revision History..................................................... 2 10.1 Layout Guidelines ................................................. 23 5 Device Truth Table................................................. 2 10.2 Layout Example .................................................... 25 6 Pin Configuration and Functions ......................... 3 10.3 List of Materials ..................................................... 26 7 Specifications......................................................... 4 11 Device and Documentation Support ................. 27 7.1 Absolute Maximum Ratings ...................................... 4 11.1 Related Links ........................................................ 27 7.2 Recommended Operating Conditions ....................... 4 11.2 Documentation Support (if applicable).................. 27 7.3 Thermal Information .................................................. 4 11.3 Trademarks ........................................................... 27 7.4 Electrical Characteristics........................................... 5 11.4 Electrostatic Discharge Caution ............................ 27 7.5 Switching Characteristics .......................................... 6 11.5 Glossary ................................................................ 27 7.6 Typical Characteristics .............................................. 6 12 Mechanical, Packaging, and Orderable 8 Detailed Description ............................................ 10 Information ........................................................... 28 8.1 Functional Block Diagram ....................................... 10 4 Revision History Changes from Original (December, 2011) to Revision A Page • Added AEC-Q100 info to Features......................................................................................................................................... 1 • Added AEC-Q100 info to ESD rating in Abs Max table and changed the CDM from 500 to 750 V. ..................................... 4 Changes from Revision A (May, 2012) to Revision B Page • Deleted all references to the TPS28226-Q1 device. .............................................................................................................. 1 • Deleted Ordering info table. ................................................................................................................................................... 1 • Changed description details. ................................................................................................................................................. 1 5 Device Truth Table Table 1. Device Truth Table VDD FALLING > 3 V AND TJ < 150°C VDD RISING < 3.5 V EN/PG FALLING > 1.0 V PIN EN/PG RISING OR TJ > 160°C PWM > 1.5 V AND PWM SIGNAL SOURCE IMPEDANCE < 1.7 V PWM < 1 V TRISE/TFALL < 200 ns >40 k Ω FOR > 250ns (3-State)(1) LGATE Low Low High Low Low UGATE Low Low Low High Low EN/PG Low (1) To exit the 3-state condition, the PWM signal should go low. One Low PWM input signal followed by one High PWM input signal is required before re-entering the 3-state condition. 2 Submit Documentation Feedback Copyright © 2011–2015, Texas Instruments Incorporated Product Folder Links: TPS28225-Q1 |
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