SLUAA81A
October 2020 – February 2022
BQ769142
,
BQ76922
,
BQ76942
,
BQ76952
Trademarks
1
Introduction
2
Cell Balancing Circuit Considerations
2.1
Internal Cell-Balancing Circuit Design
2.2
External Cell-Balancing Circuit Design Using N-Channel FETs
2.3
External Cell-Balancing Circuit Design Using P-Channel FETs
2.4
External Cell-Balancing Circuit Design Using BJTs
2.5
Voltage Measurement Accuracy During Balance
3
Stand-Alone Balancing Algorithm and Settings
4
Considerations for a Host-Balancing Algorithm
5
Timing Information
6
Debugging Common Issues With Cell Balancing
6.1
Using a Resistor Divider as a Cell Simulator
7
References
8
Revision History
7
References
Texas Instruments,
BQ76952 Technical Reference Manual
Texas Instruments,
BQ76942 Technical Reference Manual
Texas Instruments,
BQ769142 Technical Reference Manual