KB番号:152
概要説明:常温による元素(Cd、Sn、Zn、Sb)、合金(Sn-Al、Sn-Zn、Pb-Cu、In-Mg)の短絡
ストレス大分類:特殊故障
ストレス小分類:常温
故障メカニズム大分類:ウィスカ
ウィスカ
メッキ皮膜表面に発生するヒゲ状の金属結晶のこと
故障メカニズム小分類:(真性)
故障フェーズⅠ:金属内部の歪み
故障フェーズⅡ:絶縁不良
故障モード:短絡
アイテム:元素(Cd、Sn、Zn、Sb)、合金(Sn-Al、Sn-Zn、Pb-Cu、In-Mg)
故障の発生原理:
故障モードの検出:SEM?
SEM
走査型電子顕微鏡(Scanning Electron Microscope)
主な業界・分野:電子デバイス
抑制対策(再発防止策):
抑制対策(評価基準):
備考:
website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website website