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BQ25960H I2C Controlled, Single Cell 8-A Switched Cap Parallel Battery Charger with Integrated Bypass Mode and Dual-Input Selector
SLUSF77
December 2023
BQ25960H
PRODUCTION DATA
CONTENTS
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BQ25960H I2C Controlled, Single Cell 8-A Switched Cap Parallel Battery Charger with Integrated Bypass Mode and Dual-Input Selector
1
1
Features
2
Applications
3
Description
4
Description (continued)
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Timing Requirements
7.7
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Charging System
8.3.2
Battery Charging Profile
8.3.3
Device Power Up
8.3.4
Device HIZ State
8.3.5
Dual Input Bi-Directional Power Path Management
8.3.5.1
ACDRV Turn-On Condition
8.3.5.2
Single Input from VAC to VBUS without ACFET-RBFET
8.3.5.3
Single Input with ACFET1
8.3.5.4
Dual Input with ACFET1-RBFET1
8.3.5.5
Dual Input with ACFET1-RBFET1 and ACFET2-RBFET2
8.3.5.6
OTG and Reverse TX Mode Operation
8.3.6
Bypass Mode Operation
8.3.7
Charging Start-Up
8.3.8
Adapter Removal
8.3.9
Integrated 16-Bit ADC for Monitoring and Smart Adapter Feedback
8.3.10
Device Modes and Protection Status
8.3.10.1
Input Overvoltage, Overcurrent, Undercurrent, Reverse-Current and Short-Circuit Protection
8.3.10.2
Battery Overvoltage and Overcurrent Protection
8.3.10.3
IC Internal Thermal Shutdown, TSBUS, and TSBAT Temperature Monitoring
8.3.11
INT Pin, STAT, FLAG, and MASK Registers
8.3.12
Dual Charger Operation Using Primary and Secondary Modes
8.3.13
CDRVH and CDRVL_ADDRMS Functions
8.4
Programming
8.4.1
F/S Mode Protocol
8.5
Register Maps
8.5.1
I2C Registers
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Standalone Application Information (for use with main charger)
9.2.1.1
Design Requirements
9.2.1.2
Detailed Design Procedure
9.2.1.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Device Support
12.1.1
Third-Party Products Disclaimer
12.2
Documentation Support
12.2.1
Related Documentation
12.3
Receiving Notification of Documentation Updates
12.4
Support Resources
12.5
Trademarks
12.6
Electrostatic Discharge Caution
12.7
Glossary
13
Revision History
14
Mechanical, Packaging, and Orderable Information
14.1
Package Option Addendum
14.2
Tape and Reel Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
YBG|36
MXBG434
Thermal pad, mechanical data (Package|Pins)
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Data Sheet
BQ25960H
I
2
C Controlled, Single Cell 8-A Switched Cap Parallel Battery Charger with Integrated Bypass Mode and Dual-Input Selector