Description
应在负载的两端并接CR浪涌吸收器;如交流是100V、200V电压而功率为400VA左右时,CR浪涌吸收器为0.47μF+47Ω,如图5所示。CR愈靠近负载,其抗干扰效果愈好;若是直流负载场合,则在负载的两端并接续流二极管D,如图6所示。二极管也要靠近负载。二极管的反向耐压应是负载电压的4倍。
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