THROUGH WAFER TRENCH ISOLATION

A device includes a die with a metallization stack. The device includes a substrate with a first region, a second region and a third region that underly the metallization stack and a first isolation trench filled with a polymer dielectric that extends between the first region and the second region o...

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Bibliographische Detailangaben
Hauptverfasser: SUMMERFELT, Scott, Robert, JACOBS, Simon, Joshua, HERZER, Stefan, COOK, Benjamin, Stassen
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:A device includes a die with a metallization stack. The device includes a substrate with a first region, a second region and a third region that underly the metallization stack and a first isolation trench filled with a polymer dielectric that extends between the first region and the second region of the substrate. The device also includes a second isolation trench filled with the polymer dielectric that extends between the second region and the third region. The polymer dielectric overlays a periphery of the substrate.