Systems and methods for bi-directional onboard charger for electric vehicle

A system for an on-board charger includes: a battery charger including: a direct current to direct current (DC-DC) converter connected to a power factor correction (PFC) subsystem, wherein the PFC subsystem includes one or more leaves, wherein the one or more leaves of the PFC subsystem are operable to configure the PFC subsystem into each of a three-phase operation, a simultaneous charging and split-phase operation, a simultaneous charging, discharging, and split-phase operation, and a simultaneous charging and three-phase operation.