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请教下,在使用THS3095D作为放大时,输出振荡原因,电路图如下
你好:
R214和Q130已经断开了,下图测试是输出接了1k的下拉电阻,R212为200R,R211为1k
输入输出波形如下:
图中输入波形为耦合电容前端输入波形,3脚输入波形如下:
这是PCB问题,与原理没啥毛关系。