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TPS54360带载问题



1.输入电压范围+20V-+28V;额定输出电压+15V,额定输出电流3A。

2.电路原理图如下

3.L2的额定参数如下

4.遇到的问题:空载时输出电压稳定在+15V,稍微一带载输出电压就往下掉,3A时输出电压只有2V。PWM波间歇性有。