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daihoo81
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樓主  發(fā)表于: 2011-03-29 20:19
220伏直接用橋式整流器整流，供給電磁線(xiàn)圈，為什么老是燒橋式整流器？請大家指點(diǎn)了�。�！
saisam2006
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1樓  發(fā)表于: 2011-03-30 11:48
不是電流問(wèn)題，就是電流問(wèn)題。第一選型要正確。第二整流輸出要加電容來(lái)穩定電壓。第三線(xiàn)圈最好加續流二極管。第四整流輸出最好加一個(gè)合適保險絲防止短路燒橋。

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