搜索 - 科创

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应该是APFC，细铜丝那几匝是作反馈的，给PFC芯片提供过零检测，从手绘的电路图也可以大致判定此为Boost型APFC电路，那一排电阻应该是电流取样电阻，也是给PFC芯片用的~

引用第12楼y2k042000于2010-03-02 23:37发表的 Re:保本转让全新稀罕物 UCC37321/37322 3对 :Ixdd414我倒是digikey弄了些。。。y2k042000...

用sst90，cst90（2750lm），或者csm360（6000lm），后者发光面积略大，6mm*6mm，而且有黑色十字架[s:12]。集成led需要的光杯很大，不行，只能大面积照明或者diy单片...

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