空间辐射探测器滤波电路的设计

Design of Filter Circuit in High Voltage Unit of Particle Detector

为满足粒子辐射探测器高压电源高稳定、低纹波的要求,设计一种LC和RC混合滤波电路来降低电源纹波,并进行理论分析、PSpice仿真和试验对结果进行验证。按照这种设计实现的某型号卫星高能粒子探测器的高压电源,输出电压稳定、纹波系数小,达到设计目的。试验证明这种电路设计简单、高效,可为相关电路设计提供参考。

To meet high stability,low ripple requirements of High Voltage Unit in Particle radiation detectors,to design a hybrid LC and RC filter circuit to reduce power supply ripple.Through the theoretical analysis,PSpice simulation and test,the results are verified.According to this design,a High Voltage Unit was made in a high-energy particle detector on a Satelite,output voltage ripple coefficient is small,met the design purposes.Test proved that this circuit design,simple,efficient,can provide a reference for this kind of circuit design.