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Planar MOSFET structure

This educational cross-section diagram identifies the source, drain, gate, insulating layer and substrate of a MOSFET. It is a schematic, not a TEM or SEM micrograph, and it provides no measured process dimensions.

MOSFETplanar transistor평면 트랜지스터
Educational MOSFET cross-section schematic showing gate, source, drain and substrate; not a micrograph or a scale drawing
Educational MOSFET cross-section schematic showing gate, source, drain and substrate; not a micrograph or a scale drawing
Brews ohare; vector by BentSm ·CC BY-SA 3.0· Device schematic (not a micrograph) · Resized and re-encoded; no content altered.
Origin & contributions

Original source · Retrieved 2026-09-07

Brews ohare; vector by BentSm · illustrator · Included in this image

Credit Brews ohare; vector by BentSm; link source and CC BY-SA 3.0. Resized and re-encoded by VLSI Museum; derivatives remain under the same ShareAlike license.

Specifications

1 SOURCE-LINKED FIELDS
Media interpretation
Published analysisBrews ohare; BentSm

Scope: concept

THE VISUAL EVIDENCE

Visual sources

1 DOCUMENTED SOURCES
Hosted image provenance · 1
Device schematic (not a micrograph)Hosted in Museum

Planar MOSFET structure — Device schematic (not a micrograph)

Wikimedia Commons · Brews ohare; vector by BentSm

1,378 × 878 pxTechnical archive / analysis

educational context / reviewed specimen

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Rights, provenance & link history
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CC LICENSED
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Attribution
Brews ohare; vector by BentSm · CC BY-SA 3.0
Identity / confidence
matched / high
Evidence reviewed
2026-09-07
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2 SOURCE-LINKED RELATIONSHIPS

Sources and historical context

MOSFET structure diagram

Brews ohare; BentSm · third-party-report · primary source verified