你按他的公式算过没?胡扯!容抗Xc=1 /(2 πf C)= 1/(2*3.14*50*0.33)=9.65K
电流Ic = U / Xc = (220*(1.414/2)-32) / 9.65 = 12.6mA
如果把半波整流改成全波整流,
电流Ic = U / Xc = (220*1.414-32) / 9.65 = 28.9mA
你按他的公式算过没?胡扯!容抗Xc=1 /(2 πf C)= 1/(2*3.14*50*0.33)=9.65K
电流Ic = U / Xc = (220*(1.414/2)-32) / 9.65 = 12.6mA
如果把半波整流改成全波整流,
电流Ic = U / Xc = (220*1.414-32) / 9.65 = 28.9mA