求助各位大佬,这款设计中是如何工作的,包括如何调节5V/12V/20V三个输出电压。。。
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Hi
具体可以看电路图,5V/12V/20V是通过升降压芯片LM5175来实现的。
emmm,我不太明白,这里没有可调的挡位或者旋钮什么的,如何实现转换?