搜索 - 科创

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第一个反馈没有加上有些二极管可能买不到 mos的供电电压不大对反馈没有隔离驱动用光耦隔离 ucc买不到并且不喜欢用变压器隔离

把灯管拆了，安个变压器。输出高频电流，驱动高压包。虽然简单，但有两个明显的缺点： 1.频率不定，随着输出功率的改变，频率改变。 2.没有过载保护，输出要格外注意

如果电路设计的当，经过开关管的电流会有过零点，比如高压板块的CCPS电路，如果用可控硅代替IGBT，能否只输入一个脉冲，然后让电路自行完成震荡过程直到关断，保持零电流的状态直到输入下一个脉冲？

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