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LM5122: 实际输出电压(22V)比目标输出电压(24V)小2V左右。另外,实际输出电压不能维持在22V,会逐渐降低。

Part Number: LM5122

我按照lm5122 规格书中的电路做了一个typical input voltage :12V,output voltage:24V@4.5A的板子。

实际测得输出电压为22伏左右,并且,电压刚达到22V就会往下掉。