Concept explainers
(a) The reverse−saturation current of a pn junction diode is
a.
The diode current for the given diode voltages.
Answer to Problem 1.27P
Diode current for the given voltages:
0.3V:
0.5V:
0.7V:
Explanation of Solution
Given:
The reverse saturation current of diode,
The following voltages are given as:
Calculation:
The relationship between current and voltage for the p-n junction diode is written as:
Where,
The thermal voltage at room temperature is 26 mV.
The emission coefficient in this case is 1.
Now, substituting the know values to evaluate the value of diode current.
For 0.3V:
For 0.5V:
For 0.7V:
For
For
For
b.
The value of the diode current for the given diode voltages.
Answer to Problem 1.27P
Diode current for the given voltages:
0.3V:
0.5V:
0.7V:
Explanation of Solution
Given:
The reverse saturation current of diode,
The following voltages are given as:
Calculation:
The relationship between current and voltage for the p-n junction diode is written as:
Where,
The thermal voltage at room temperature is 26 mV.
The emission coefficient in this case is 1.
Now, substituting the know values to evaluate the value of diode current.
For 0.3V:
For 0.5V:
For 0.7V:
For
For
For
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Chapter 1 Solutions
Microelectronics: Circuit Analysis and Design
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