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How to Troubleshoot Transistor (BJT) Circuits Correctly

Last Updated on February 26, 2022 by Swagatam 9 Comments

Troubleshooting BJT circuits is basically a process of identifying the electrical faults in the network using multimeters across the various nodes in the circuit. BJT troubleshooting techniques is a huge […]

Filed Under: Electronic Devices and Circuit Theory, How to Articles

Transistor Common Collector

Last Updated on February 10, 2020 by Swagatam 5 Comments

A BJT common collector amplifier is a circuit in which the collector and the base of the BJT share a common input supply, hence the name common collector. In our […]



Filed Under: Electronic Devices and Circuit Theory

What is beta (β) in BJTs

Last Updated on August 3, 2019 by Swagatam Leave a Comment

ac beta in BJT

In bipolar junction transistors the factor that determines the sensitivity level of the device to base current, and the amplification level at its collector is called beta or the hFE. […]

Filed Under: Electronic Devices and Circuit Theory

Common Emitter Amplifier – Characteristics, Biasing, Solved Examples

Last Updated on May 5, 2022 by Swagatam 3 Comments

This configuration is known as common-emitter configuration because here the emitter is used as the common negative terminal for the input base signal and the output load. In other words, […]

Filed Under: Electronic Devices and Circuit Theory

Understanding Common Base Configuration in BJTs

Last Updated on May 20, 2019 by Swagatam

In this section we are going to analyze BJT common-base configuration, and learn regarding its driving point characteristics, reverse saturation current, base to emitter voltage and evaluate the parameters through […]

Filed Under: Electronic Devices and Circuit Theory

Bipolar Transistor (BJT) – Construction, and Operational Details

Last Updated on June 18, 2021 by Swagatam 6 Comments

A bipolar transistor or a BJT is a 3 terminal semiconductor device which is able to amplify or switch small signal input voltages and currents to significantly larger output signal […]

Filed Under: Electronic Devices and Circuit Theory



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