SDAA050
August 2025
BQ25638
,
TPS2121
1
Abstract
Trademarks
1
Introduction
2
Possible Architectures
2.1
Power Mux
2.1.1
Other Power Mux Considerations
2.1.2
Power Mux Over Voltage and Priority Settings
2.1.3
Power Mux Testing
2.2
Multicell Charger IC
2.3
Dual Chargers
2.4
eFuses (USB OTG)
3
Summary
4
References
Application Note
Single Cell Battery Charger Applications with Dual Sources