Table of Contents

1 Features............................................................................1

2 Applications..................................................................... 1

3 Description.......................................................................1

4 Revision History.............................................................. 2

5 Pin Configuration and Functions...................................4

6 Specifications.................................................................. 5

6.1 Absolute Maximum Ratings........................................ 5

6.2 ESD Ratings............................................................... 5

6.3 Recommended Operating Conditions.........................5

6.4 Thermal Information....................................................6

6.5 Electrical Characteristics.............................................6

6.6 Timing Requirements..................................................6

6.7 Switching Characteristics............................................7

6.8 Timing Diagrams ........................................................7

6.9 Typical Characteristics................................................ 8

7 Detailed Description........................................................9

7.1 Overview..................................................................... 9

7.2 Functional Block Diagram........................................... 9

7.3 Feature Description...................................................10

7.4 Device Functional Modes..........................................12

8 Application and Implementation.................................. 13

8.1 Application Information............................................. 13

8.2 Typical Application.................................................... 13

9 Power Supply Recommendations................................15

10 Layout...........................................................................15

10.1 Layout Guidelines................................................... 15

10.2 Layout Example...................................................... 16

11 Device and Documentation Support..........................16

11.1 Device Support........................................................16

11.2 Documentation Support.......................................... 17

11.3 Receiving Notification of Documentation Updates.. 17

11.4 Support Resources................................................. 17

11.5 Trademarks............................................................. 17

11.6 Electrostatic Discharge Caution.............................. 17

11.7 Glossary.................................................................. 17

12 Mechanical, Packaging, and Orderable

Information.................................................................... 17

4 Revision History

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

Changes from Revision G (October 2019) to Revision H (October 2021)

Page

• Changed tw parameter name to tGI_VIT in 7.6 Timing Requirements section and added Glitch immunity VIT in

parameter definition. .......................................................................................................................................... 6

• Added timing diagram.........................................................................................................................................7

• Added Input Voltage (VDD), VDD Hysteresis, and VDD Glitch Immunity sections into datasheet...................10

Changes from Revision F (December 2016) to Revision G (October 2019)

Page

• Updated text for device conditions on start-up. ................................................................................................. 9

• Added information to further clarify shaded areas in the Upper and Lower Boundary Visualization................ 11

Changes from Revision E (October 2016) to Revision F (December 2016)

Page

• Changed the part numbers in the Electrical Characteristics table and deleted references to TPS3813-Q1J25

and TPS3813-Q1L30..........................................................................................................................................6

Changes from Revision D (June 2015) to Revision E (October 2016)

Page

• Added + 1 back to the twindow,typ equation in the Programming Window-Watchdog Using an External

Capacitor section.............................................................................................................................................. 14

Changes from Revision C (September 2013) to Revision D (June 2015)

Page

• Deleted the TPS38131J25-Q1 and TPS3813L30-Q1 devices from the data sheet........................................... 1

• Added the ESD Ratings table, Feature Description section, Device Functional Modes section, Application and

Implementation section, Power Supply Recommendations section, Layout section, Device and

Documentation Support section, and Mechanical, Packaging, and Orderable Information section................... 1

• Deleted the Dissipation Ratings table ................................................................................................................6

• Changed the voltage on the VDD pin from 0.6 V to 1.1 V in the Timing Diagram figure................................... 12

TPS3813K33-Q1, TPS3813I50-Q1

SPRS288H – MAY 2008 – REVISED OCTOBER 2021

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