略語大辞典 [E] 32 PFC power-factor correction (chip) ピーエフシー(素子). 電源回路用の半導体集積回路(IC).power-factor correction (chip); an IC(integrated circuit) to improve the performance of high-wattage power supplies; [E:C]. 丸善「略語大辞典」JLogosID : 11855525