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LM5155DSSR做DC/DC升降压

Other Parts Discussed in Thread: LM5155

Hi:

        当前有个DC-DC的方案需求,DC8~36V输入,输出隔离3组:15V1A(主路), 20V 0.2A,5V 0.3A。全载效率75%以上(在10分钟内每次全载时间小于1分钟,其余时间轻载小于20%),输出短路保护。初步选用了LM5155DSSR,变压器选用PQ2016(AE62  MM2),副档是初步原理图

       请师兄帮忙审核可行性?原理结构和变压器?

      DC-DC SchematicLM5155.pdf