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LM25118: 输出电压波动,基准电压随负载变化

Part Number: LM25118

在使用LM25118时,设计12V输出,接上电源后,输出电压和基准电压都在跳变。调整输入电压,输出电压最大只能到7V左右,再增大输入电压也没有变化。