你好,可以请教TPS5430使用陶瓷电容作为滤波器反馈电路原理吗?还有这样做有什么优点和缺点,感谢!
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HI
谈不上优缺点,芯片内部有补偿电路,要求输出电容够大,并有较高的ESR, 而陶瓷电容ESR较低不符合要求,所以就必须额外的补偿电路,就像上图,此时内部的补偿网络将不起作用。