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Other Parts Discussed in Thread: LM2596
9V输入，LM2596固定5V输出，负载,2A ，图中频率也不是150K ,请问什么情况
建议把原理图发上来看一下，一般在空载或轻载时会出现这种波形
Hi
注意这个二极管需要是超快恢复肖特基二极管。
亲；这没问题；是电路轻、空载下；电流断续的正常波形。
请问什么情况 
