In this paper, a new concept of bi-directional battery charger for EV and PHEV using PV PCS is proposed. Theproposed system is operated by four modes according to the generating power condition of PV and load power demand condition. In addition to, battery charging/discharging algorithm applied to hybrid constant current constant voltage control is presented in order to solve long charging time problem [5] that is demerit of constant current control and constant voltage control. Informative simulation is carried out and experiment is performed using 3.3kW lab-prototype to verify the validity.