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Pentode transistor

Nowadays, Pentode transistor has become a topic of great relevance in all areas of society. From its impact on the economy to its influence on culture and the environment, Pentode transistor has gained significant importance in people's daily lives. Therefore, it is essential to delve into the study and analysis of Pentode transistor to fully understand its implications and repercussions in our current society. In this article, we will delve into different aspects related to Pentode transistor, exploring its origins, evolution, impact and possible solutions to face the challenges it represents.

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Diagram of pentode transistor as described by Lawrence E. Dickens in their patent, with a cross section view and alternative design with interposed layer of SiO₂. Gates are marked G₁, G₂ and G₃.

A pentode transistor is any transistor having five active terminals.

Early pentode transistors

One early pentode transistor was developed in the early 1950s as an improvement over the point-contact transistor.

  • A point-contact transistor having three emitters. It became obsolete in the middle 1950s.

Pentode field-effect transistors having 3 gates, similar to vacuum tube pentodes have also been described[1]

Modern pentode transistors

References