Difference Between Semiconductor Transistors And Field Effect Transistors

Mar 08, 2024

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1. Different references
1) Transistor: The full name should be semiconductor triode, also known as bipolar transistor and transistor. It is a semiconductor device that controls current.
2) Field effect transistor: It is a semiconductor device that uses the electric field effect of the input loop to control the output loop current, and is named after it.

2. Different principles
1) Transistor: Amplifies weak signals into electrical signals with larger amplitude, and is also used as a contactless switch.
2) Field effect transistor: conducts electricity only by the majority carriers in the semiconductor.

3. Different characteristics
1) Transistor: It is one of the basic components of semiconductors. It has the function of current amplification and is the core component of electronic circuits. The transistor is made of two PN junctions that are very close to each other on a semiconductor substrate. The two PN junctions divide the entire semiconductor into three parts. The middle part is the base area, and the two sides are the emitter area and the collector area. The arrangement is PNP and NPN.
2) Field effect transistor: It is a voltage-controlled semiconductor device. It has the advantages of high input resistance, low noise, low power consumption, large dynamic range, easy integration, no secondary breakdown phenomenon, and wide safe operating area. It has become a strong competitor of bipolar transistors and power transistors.

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