Concept explainers
a.
Currents
a.
Answer to Problem 13.10P
Currents
Explanation of Solution
Given:
Circuit is given as;
Current for transistors
For
For
Reference current is given by,
Base to emitter voltage for any transistor is given by,
Therefore base to emitter voltage for transistor
Now, base to emitter voltage for transistor
Now putting the value of equation 2 and equation 3 in equation 1.
Using property of log equation 4 can be written as,
From the given data
Therefore,
Now putting the value of
Therefore reference current is equal to
Now,
Now putting all values,
Base to emitter voltage for transistor
As
Therefore from equation 2 and equation 4.
Now putting all values,
Base to emitter voltage for transistor
As
Therefore from equation 2 and equation 4.
Now putting all values,
b.
Currents
b.
Answer to Problem 13.10P
Currents
Explanation of Solution
Given:
Circuit is given as;
Current for transistors
For
For
Base to emitter voltage for transistor
As
Therefore from equation 2 and equation 4.
Now putting all values,
Base to emitter voltage for transistor
As
Therefore from equation 2 and equation 4.
Now putting all values,
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Chapter 13 Solutions
Microelectronics Circuit Analysis and Design
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