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High-voltage PNP transistor

MPSA92 Internal Circuitry

Explore the internal circuitry and functional stages of MPSA92.

Package view

Inside MPSA92

Functional regions kept compact inside the component body.

MPSA92 PNP collector, thin base and emitter regions connected to silver contacts.
Functional illustration, not an exact die cross-section.

Explore the circuit

Select a stage to see its role and connections

Emitter injection

Forward bias injects holes into the thin base.

Collector action

Most injected carriers reach the collector in forward-active operation.

Saturation

A switch is driven beyond its linear operating region; the load then limits current.

Component view