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LM5146: 带载越大,输出电压越低

Part Number: LM5146

关于LM5146的输出功率,使用48V输入,降压至34V输出,空载时输出电压正常,使用电子负载CC模式测试该BUCK降压电路的带载能力,电流越大,输出电压越低,带载4A的时候,输出电压已经拉低到24V;

该BUCK降压电路输入电容220UF*2,输出电容220UF*2,电感22UH;

想要咨询下还有哪里可以进行问题排查