1
Q
Transistor!?!?
A
Semiconductor device
Transfer+resistor
Amplify electric signals
2
Q
Transistors - 3 terminals!?
A
Base
Emitter
Collector
3
Q
Types of transistor
A
Unipolar junction transistor - current conduction due to only one type of charge carriers
Bipolar junction transistor - due to both type of transistor
4
Q
BJT types!?
A
npn
Pnp
5
Q
3 terminals!?
A
Base - lightly doped
Emitter, collector - heavily doped
Collector - area slightly higher
6
Q
3 region where the transistor works
A
Active (EB - forward bias; CB- reverse biase)
Cut-off
Saturation
Fedc- BJT
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