搜索 - 科创

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qht888 发表于 2014-4-8 20:06 其实也就差模块，初级，变压器，电解电容，吸收，谐振电容和散热片就可以完全搞定，模块下个礼拜一到吧， ...模块是打算怎样驱动？

电感量会有不同...........放电电流会受到影响........容量大概有7000pF左右，不知道为什么万用表的读数会跳来跳去............MS，市面上的“无感电容”是指寄生电感很小的电容

仔细想了下，你这个自举电容有问题。上端要攺接。在R8上再串个不大于470欧的电阻，电容上端改接串联点才对。就不会影响开关速度，也可以达到自举电压超过电源电压的目的。

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