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谢谢。
我切换到 SO-8封装、只是在引脚3和4之间运行了一个6密耳的防护环布线段。 引脚1在任何情况下都将被环绕、因为防护环向上流经反馈 R 和 C、然后围绕输入接头流出。 OPA380和 OPA2380的 MSOP-8器件非常麻烦、因为引脚间隙非常小。