Patent ID: 11894454
Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A silicon carbide (SiC) metal-oxide-semiconductor field-effect transistor (MOSFET) comprising:
a SiC substrate of a first conductivity type;
a drift region of the first conductivity type disposed on the SiC substrate;
a spreading layer of the first conductivity type disposed in the drift region;
a body region of a second conductivity type disposed in the spreading layer;
a source region of the first conductivity type disposed in the body region; and
a gate structure including:
a gate oxide layer;
an aluminum nitride (AlN) layer disposed on the gate oxide layer; and
a gallium nitride (GaN) layer of the second conductivity type disposed on the AlN layer.