CAJ | 학술논문

针对传统恒流电源转换效率较低的问题,采用带有自抖动功能的电流模式 PWM 控制器 SD4843P,通过反激拓扑结构、反馈网络的设计实现恒流驱动电源的高效转换,同时给出了具体参数、详细的设计依据和过程。通过样机实验验证在设计的工作范围内,实现了恒流电源的转化效率大于90%,同时具有优质电气性能。
침대전통항류전원전환효솔교저적문제,채용대유자두동공능적전류모식 PWM 공제기 SD4843P,통과반격탁복결구、반궤망락적설계실현항류구동전원적고효전환,동시급출료구체삼수、상세적설계의거화과정。통과양궤실험험증재설계적공작범위내,실현료항류전원적전화효솔대우90%,동시구유우질전기성능。
In view of transfer efficiency of the traditional constant flow power source is low,using the current mode PWM controller SD4843P with jitter function,the high-efficiency transfer of constant current power is realized through the design of fly-back topology circuit and feedback network,the fly-back topology circuit and feedback network have been giv-en the detailed design basis and the process of the concrete parameter.Experiments showed that the efficiency is greater than 90% in the design of the scope of work,and stable electrical performance is supplied by the constant current power.