BQ7693003DBT datasheet(2/68 Pages) TI2

2 / 68 page

Table of Contents

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

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

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

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

5 Device Comparison Table...............................................3

6 Pin Configuration and Functions...................................3

6.1 Versions...................................................................... 3

6.2 BQ76920 Pin Diagram................................................ 4

6.3 BQ76930 Pin Diagram................................................ 5

6.4 BQ76940 Pin Diagram................................................ 6

7 Specifications.................................................................. 8

7.1 Absolute Maximum Ratings........................................ 8

7.2 ESD Ratings............................................................... 8

7.3 Recommended Operating Conditions.........................9

7.4 Thermal Information..................................................10

7.5 Electrical Characteristics...........................................10

7.6 Timing Requirements................................................14

7.7 Typical Characteristics.............................................. 15

8 Detailed Description......................................................16

8.1 Overview................................................................... 16

8.2 Functional Block Diagram......................................... 16

8.3 Feature Description...................................................17

8.4 Device Functional Modes..........................................27

8.5 Register Maps...........................................................29

9 Application and Implementation.................................. 38

9.1 Application Information............................................. 38

9.2 Typical Applications ................................................. 41

10 Power Supply Recommendations..............................46

11 Layout........................................................................... 47

11.1 Layout Guidelines................................................... 47

11.2 Layout Example...................................................... 47

12 Device and Documentation Support..........................49

12.1 Third-Party Products Disclaimer............................. 49

12.2 Documentation Support.......................................... 49

12.3 Related Links.......................................................... 49

12.4 Receiving Notification of Documentation Updates..49

12.5 Trademarks.............................................................49

13 Mechanical, Packaging, and Orderable

Information.................................................................... 49

4 Revision History

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

Changes from Revision H (March 2019) to Revision I (March 2022)

Page

• Changed the formatting throughout ................................................................................................................... 1

• Added VCn rows in Absolute Maximum Ratings table....................................................................................... 8

• Changed tablenote for POR and referenced entries........................................................................................ 10

• Changed the scale in the VCx and OV Protection plots .................................................................................. 15

• Updated 16-Bit Pack Voltage ...........................................................................................................................21

• Changed "OV Trip" to "UV Trip" in the description of undervoltage protection................................................. 21

• Changed the LSB bit count from 2 to 4 for the OV_TRIP register.................................................................... 30

• Updated Application Information ......................................................................................................................38

• Added Device Timing .......................................................................................................................................38

• Added Random Cell Connection ..................................................................................................................... 38

• Added Power Pin Diodes .................................................................................................................................38

• Added Alert Pin ................................................................................................................................................38

• Added Sense Inputs ........................................................................................................................................ 38

• Added TSn Pins ...............................................................................................................................................38

• Updated Unused Pins ......................................................................................................................................39

• Updated Step-by-Step Design Procedure ....................................................................................................... 45

Changes from Revision G (April 2016) to Revision H (March 2019)

Page

• Changed Applications ........................................................................................................................................1

• Changed the Description ................................................................................................................................... 1

• Added High-Side FET Driving ..........................................................................................................................23

• Added the link to the BQ769x0 Boot Switch Alternatives Application Report ..................................................27

• Added the link to the BQ769x0 Family Top Design Considerations Application Report .................................. 38

• Added Figure 9-4 to provide an example of a high-side FET configuration......................................................41

• Added BQ769x0 Family Top Design Considerations Application Report link................................................... 46

BQ76920, BQ76930, BQ76940

SLUSBK2I – OCTOBER 2013 – REVISED MARCH 2022

www.ti.com

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Product Folder Links: BQ76920 BQ76930 BQ76940

BQ7693003DBT Datasheet(PDF) 2 Page - Texas Instruments

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