Disclosed is a power factor correction circuit including a plurality of legs connected in parallel and each leg including two switching devices connected in series, a plurality of inductors, each inductor having one terminal connected to an interconnection node of the two switching devices in a corresponding one of the plurality of legs, and a controller configured to control on/off states of the switching devices of the plurality of legs in a pulse width modulation manner such that each of the inductors of the plurality of inductors is built up twice or more in one switching period of the switching devices when an alternating current (AC) voltage is input to the other terminal of each inductor of the plurality of inductors.
Power factor correction circuit capable of performing bidirectional power transfer and charger including the same
2022-02-15
Patent
Electronic Resource
English
European Patent Office | 2021
|European Patent Office | 2024
European Patent Office | 2021
|European Patent Office | 2022
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