| 摘要 |
A semiconductor device includes a drain, an epitaxial layer overlaying the drain, a body disposed in the epitaxial layer, a source embedded in the body, a gate trench extending into the epitaxial layer, a gate disposed in the gate trench, an active region contact trench extending through the source, the active region contact trench having a varying contact trench depth, and an active region contact electrode disposed within the active region contact trench.
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