Semiconductor device and manufacturing method thereof

A semiconductor device includes a substrate, a first source/drain feature, a second source/drain feature and a dielectric plug. The substrate has a semiconductor fin. The first source/drain feature is embedded in the semiconductor fin. The second source/drain feature is embedded in the semiconductor...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Wu, Cheng-Han, Chang, Kuei-Ming, Hsieh, Rei-Jay, Lin, Chie-Iuan
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A semiconductor device includes a substrate, a first source/drain feature, a second source/drain feature and a dielectric plug. The substrate has a semiconductor fin. The first source/drain feature is embedded in the semiconductor fin. The second source/drain feature is embedded in the semiconductor fin. The dielectric plug extends from above the semiconductor fin into the semiconductor fin. The dielectric plug is in between the first source/drain feature and the second source/drain feature. The dielectric plug is separated from the first source/drain feature and the second source/drain feature.