Semiconductor device as well as application and manufacturing method thereof

The invention discloses a semiconductor device as well as application and a manufacturing method thereof. The semiconductor device comprises a substrate, a channel layer arranged on the substrate, a potential barrier layer arranged on the channel layer, a first gallium nitride layer which is arrange...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LIN XINNAN, SHI LIMENG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a semiconductor device as well as application and a manufacturing method thereof. The semiconductor device comprises a substrate, a channel layer arranged on the substrate, a potential barrier layer arranged on the channel layer, a first gallium nitride layer which is arranged on the barrier layer and covers the barrier layer, a second gallium nitride layer which is arranged on the first gallium nitride layer, a third gallium nitride layer which is arranged on the second gallium nitride layer, a first drain electrode which is arranged on the third gallium nitride layer, a first source electrode which is arranged on the third gallium nitride layer, and a first grid electrode which is arranged on the barrier layer; a concave part is formed between the first source electrode and the first drain electrode; the first grid electrode covers the concave part; the first source electrode and the first drain electrode are close to the top of the concave part; the second gallium nitride layer and