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哪位大佬使用过LM25118这款DC芯片吗，我在使用的过程中只能降压无法完成升压功能。希望大家提供下建议
用过5118及别的几款BUCK-BOOST芯片，道理应该都是一样的，你目前降低输入电压低于输出电压，输出也跟着降低？左下角管子的驱动怎么变化的？
