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开关电源使用线材时需要注意的几点?

2020-11-05 18:20

安装开关电源时,无论是输入端或输出端都需要靠线材来连接,一般选用线材的时候需考虑两点:

第一点:耐流问题,因为若耐流不足,会造成线材温度过高,甚至烧毁;

第二点:压降问题,因线材本身存在阻抗,当电流流过会造成压降,若压降太大,会造成负载端电压太低,则可能造成负载无法工作。

您可根据您的实际系统设计,参考以下针对线材使用电流压降的建议表。

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