Texas Instruments BQ25123, Manual

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Table of Contents
1 Features ............................................................................ 1
2 Applications ..................................................................... 1
3 Description ....................................................................... 1
4 Revision History .............................................................. 2
5 Description (continued) .................................................. 3
6 Device Comparison Table ............................................... 3
7 Pin Configuration and Functions ................................... 4
8 Specifications .................................................................. 6
8.1 Absolute Maximum Ratings........................................ 6
8.2 ESD Ratings............................................................... 6
8.3 Recommended Operating Conditions......................... 6
8.4 Thermal Information.................................................... 7
8.5 Electrical Characteristics............................................. 7
8.6 Timing Requirements................................................ 11
8.7 Typical Characteristics.............................................. 14
9 Detailed Description ...................................................... 16
9.1 Overview................................................................... 16
9.2 Functional Block Diagram......................................... 16
9.3 Feature Description................................................... 17
9.4 Device Functional Modes.......................................... 29
9.5 Programming............................................................ 31
9.6 Register Maps........................................................... 34
10 Application and Implementation ................................ 47
10.1 Application Information........................................... 47
10.2 Typical Application.................................................. 47
11 Layout ........................................................................... 63
11.1 Layout Guidelines................................................... 63
11.2 Layout Example...................................................... 63
12 Device and Documentation Support .......................... 64
12.1 Device Support....................................................... 64
12.2 Receiving Notification of Documentation Updates.. 64
12.3 Support Resources................................................. 64
12.4 Trademarks............................................................. 64
12.5 Electrostatic Discharge Caution.............................. 64
12.6 Glossary.................................................................. 64
13 Mechanical, Packaging, and Orderable
Information .................................................................... 64
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision * (January 2018) to Revision A (May 2021) Page
• Updated the numbering format for tables, figures, and cross-references throughout the document.................. 1
BQ25123
SLUSCZ6A – JANUARY 2018 – REVISED MAY 2021
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