Other Parts Discussed in Thread: TLV2374
2374放大电路后,会有振荡,这是什么原因引起的
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您是用TLV2374搭建的差分转单端电路吗?上述波形您是测量的哪个节点的输出信号?
看输出波形,输出不一定是振荡,也可能是噪声或干扰,输入信号是怎样的?可以附上输入信号的波形吗?输入信号是干净的无杂波的吗?看下输出振荡信号是否为输入引入的干扰?
输出信号看波形是在基线以下,它是负极性信号吗?TLV2374在单电源供电下不能输出负极性信号,若需输出双极性信号需使用双电源供电