A kind of ripple-compensated circuit is used in the photo multiplier tube(PMT) DC high-voltage switch mode power supply and the output ripples are greatly reduced.

• 采用一种纹波补偿电路使光电倍增管(PMT)直流高压开关电源的输出纹波幅度大大降低,同时对低频电压漂移也有很好的补偿效果。