本文分析了DC/DC变换器一些基本拓扑的结构及其特点，对隔离式DC/DC变换器原边和副边拓扑进行了分析和比较，得出了隔离式低压大电流输出DC/DC变换器的优选拓扑结构。

Secondly, this dissertation educes the promising topologies for isolated low-voltage high-current output DC/DC converters by analyzing and comparing the basic topologies of the DC/DC converters.

youdao

实验结果表明，设计的开关变换器输出电压精度高，纹波小，效率最高达到88 %，适用于低压大电流的负载设备。

Experimental results show that the output voltage of the designed converter has high precision, small ripple and up to 88% efficiency, suitable for low-voltage high-current load devices.

youdao

论文通过对全波整流输出电路与其他副边整流电路的比较，得出采用全波整流电路特别适合隔离型低压、大电流输出的DC／DC变换器的结论。

Compared to the other second-side rectifier, it is concluded that the full-wave Rectifier is well adapted to the Low-voltage High-current DC-DC converter.

youdao