小林想設計一個穩定電壓的全波整流輸出電路，其輸出的直流平均電壓VDC = 7 V，則其輸入的交流正弦波的峰對峰值電壓約為何？(A) 4 V (B) 6 V (C) 8 V (D) 12 V-58題庫

4. 小林想設計一個穩定電壓的全波整流輸出電路，其輸出的直流平均電壓VDC = 3.7 V，則其輸入的交流正弦波的峰對峰值電壓約為何？
(A) 4 V
(B) 6 V
(C) 8 V
(D) 12 V

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