Concept explainers
The value of the output resistance
Answer to Problem 8.47P
Thevalue of output resistance is
Explanation of Solution
Calculation:
The given diagram is shown in Figure 1.
The expression for the value of base current of transistor
The expression for the value of the collector current for transitory
The expression for the value of the base current for transistor
The expression for the value of the base current for the transistor
The expression for the value of
The expression for the value of the collector current through the transistor
The expression for the value of the collector current for the transistor
The expression for the value of the collector current for transistor
The conversion from
The conversion from
The expression for the value of the quiescent current is given by,
Substitute
Substitute
The expression for the value of the collector current
Substitute
Substitute
Substitute
The expression for the value of
The expression for the value of
The expression for the value of
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Substitute
The expression for the value of
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The expression for the value of current
Substitute
The expression to determine the value of
Substitute
Substitute
Conclusion:
Therefore, the value of output resistance is
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Chapter 8 Solutions
Microelectronics: Circuit Analysis and Design
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