Question
Download Solution PDFIn which type of power amplifier does the output current flow for the entire cycle of input signal?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDF- The transistor amplifier in which collector current flows for the entire cycle of input AC signal is called class A amplifier.
- The transistor amplifier in which collector current flows for the half-cycle of an AC signal is called a class B amplifier.
- The transistor amplifier in which collector current flows for less than half the cycle of an AC signal is called a class C amplifier
|
Power Amplifier |
Conduction Angle |
Maximum Efficiency |
Figure of Merit |
|
Class A |
360° |
50% |
2 |
|
Class B |
180° |
78.5% |
0.4 |
|
Class AB |
180° - 360° |
50 – 78.5% |
0.4 – 2 |
|
Class C |
< 180° |
≥ 90° |
< 0.25 |
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