5V in via USB Type-C port 3.6 to 4.65V via 2-pin connector for LiPo, Li-Ion, and LiFePO4 batteries BQ25180 I2C battery charger TPS63901 buck-boost converter with 75-nA quiescent current and 1.8V/3.3V ...

However, there are significant challenges of analog circuit design in small process linewidths due ... There are also combination buck-boost mode dc-to-dc converters that automatically supply the ...