Question
Download Solution PDFA _______ can be represented as two port linear network.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFModeling of BJT amplifier
An amplifier can be represented by a hybrid parameter or an h parameter.
Here, \(V_1,I_2=f(I_1,V_2)\)
The h parameter equations are:
\(V_1=h_{11}I_1+h_{12}V_2\)
\(I_2=h_{21}I_1+h_{22}V_2\)
where V1 and V2 are the input and output voltage
I1 and I2 are the input and output current
|
Parameter |
Meaning |
Condition |
|
h11 |
Input resistance |
Output shorted |
|
h12 |
Reverse voltage gain |
Input open |
|
h21 |
Forward current gain |
Output shorted |
|
h22 |
Output conductance |
Input open |
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