For transistor action, which of the following statements is correct?
medium
Semiconductor Electronics: Material Devices and Simple Circuits
2020
physics
1.
Base, emitter and collector regions should have the same size.
2.
Both emitter junction as well as the collector junction are forward biased.
3.
The base region must be very thin and lightly doped.
4.
Base, emitter and collector regions should have the same doping concentrations.
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