In order to get good dynamic as well as static performance , multiple - loop control strategy with the instantaneous outer voltage loop and inner current loop is used in pfc converter based on dsp tms320lf2407a 內環通過瞬時值控制獲得快速的動態性能,保證輸出畸變率較低,外環使用輸出電壓的瞬時值控制,具有較高的輸出精度。