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FET Current Source: Explained with Formulas

Last Updated on September 26, 2025 by Swagatam Leave a Comment

An FET Current Source is one special type of active circuit that is using a Field Effect Transistor for giving a steady and constant current into a circuit. We are doing this because sometimes we want that current should not change, it should remain fixed and stable. Why We Need Constant Current Now you may […]

Filed Under: Electronics Theory Tagged With: Current, Explained, FET, Formulas, Source

Field-Effect Transistors (FET)

Last Updated on January 3, 2024 by Swagatam 2 Comments

JFET

The field-effect transistor (FET) is an electronic device in which an electric field is used to regulate the flow of current. To implement this a potential difference is applied across the gate and source terminals of the device, which alters the conductivity between the drain and source terminals causing a controlled current to flow across […]

Filed Under: Electronics Theory Tagged With: Effect, FET, Field, Transistors

Simple FET Circuits and Projects

Last Updated on September 15, 2021 by Swagatam 16 Comments

calibration1

The Field-Effect Transistor or the FET is a 3 terminal semiconductor device which is used for switching high power DC loads through negligible power inputs. The FET comes with some unique features such as a high input impedance (in the megohms) and with almost zero loading on a signal source or the attached preceding stage. […]

Filed Under: Mini Projects Tagged With: Circuits, FET, Projects, Simple

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