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TPS5430: TP5430输入电源超过22V就关断,会是哪的问题

Part Number: TPS5430


大家好

这次使用TPS5430是替换LM22670MRE-ADJ的设计上进行的,贴完片发现24V工作不了,而12V可以正常工作,电路如下图所示

TPS5430是支持到36V呀,怎么会不支持24V