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Other Parts Discussed in Thread: INA333
VM1那里怎么看都不是一条直线呀，怎么会振荡起来了呢？是电路有问题么？
亲；C1为啥直接接在运放口？这货直接导致运放内反馈移相180度；自激了。
要滤波！就要规规矩矩的用！这种碰到了非常少见的运放动态内阻概念等问题，就会速手无策。
C1容性负载太大了，使得运放增加了一个额外的极点，造成运放不稳定。INA333最大容性负载不能超过500pF。
