SiC power tube control circuit

The invention provides a SiC power tube control circuit which comprises a driving circuit, the output end of the driving circuit is electrically connected with a SiC power tube device, and the SiC power tube control circuit is characterized in that the SiC power tube device comprises an upper bridge...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LI ZHIJUN, SHI HUANYU, WAN MAOWEN, LIU HONGLIANG, XIE HONGYU
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The invention provides a SiC power tube control circuit which comprises a driving circuit, the output end of the driving circuit is electrically connected with a SiC power tube device, and the SiC power tube control circuit is characterized in that the SiC power tube device comprises an upper bridge SiC power tube and a lower bridge SiC power tube, the driving circuit comprises an upper bridge driving circuit for driving the upper bridge SiC power tube and a lower bridge driving circuit for driving the lower bridge SiC power tube, the output of the upper bridge driving circuit is electrically connected with the grid electrode of the upper bridge SiC tube, the output of the lower bridge driving circuit is electrically connected with the grid electrode of the lower bridge SIC tube, and the output of the lower bridge driving circuit is electrically connected with the grid electrode of the lower bridge SIC tube. The input end of the upper bridge driving circuit and the input end of the lower bridge driving circui