能不能用buck电路生成一个负压?
有没有专门的芯片,普通的buck电路不加光耦能实现吗?
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向楼主推荐LM2596负电压电路和LM2596正电压电路,LM2596是3A降压DC/DC
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2934171225855907.pdf
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2934171225855907.pdf
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