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エレクトロニクス全般

エレクトロニクス全般

  1. マイチャンネル
  2. AIS Japan - エレクトロニクス全般
  3. 以下の警告メッセージによりコンデンサが無視される C_*: positive node at (xxx,yyy)mm on layer METAL-1 is not attached to a valid plane, trace or via center; also, elements in via shafts may be ignored if no plane or trace is present

以下の警告メッセージによりコンデンサが無視される C_*: positive node at (xxx,yyy)mm on layer METAL-1 is not attached to a valid plane, trace or via center; also, elements in via shafts may be ignored if no plane or trace is present

Tagged: 2021 R2, EMI/EMC, General (SIWave), siwave
    • January 31, 2023 at 9:26 am
      FAQFAQ
      Participant

      コンデンサに接続される端子が Pad のみの構成であり、Plane、Trace、Via どれにも接続されていない場合、Pad を無視して解析をします。その結果、コンデンサが未結線となり Ignore されます。 もしコンデンサを考慮させるのであれば以下の対処をお試しください。 ・Pad を Plane に変更する。Pad を選択、Tools > Convert pads to plane ・考慮する Pad の閾値面積を変更、Simulation > Options > SI/PI Advanced > Explicitly mesh pads larger than にて閾値を入力

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