There is an error in the schematics (pdf) of the ip5306 power Ip5306 sch module resources Soc schematics lilygo
IP5306 sch module Resources - EasyEDA
Ic interface integrated circuits chip pmic battery management ic ip5306
Ip5306 sch module resources
Ic sop ecplaza interface pmic circuitsIp5306 lipo charger booster smd Lipo smd easyedaModule easyeda charger.
Power supply .