Electronics Fundamentals/Resistors Networks
<
Electronics Fundamentals
Resistor in Parallel
1
R
t
=
1
R
1
+
1
R
2
+
.
.
.
.
+
1
R
n
{\displaystyle {\frac {1}{R_{t}}}={\frac {1}{R_{1}}}+{\frac {1}{R_{2}}}+....+{\frac {1}{R_{n}}}}
Voltage Divivider
v
o
v
i
=
R
2
R
2
+
R
1
{\displaystyle {\frac {v_{o}}{v_{i}}}={\frac {R_{2}}{R_{2}+R_{1}}}}
Current Divider
Pie Network
v
o
v
i
=
R
3
+
R
2
R
1
+
R
2
{\displaystyle {\frac {v_{o}}{v_{i}}}={\frac {R_{3}+R_{2}}{R_{1}+R_{2}}}}
Tee Network
v
o
v
i
=
R
3
R
1
(
R
3
−
R
2
R
1
−
R
2
)
{\displaystyle {\frac {v_{o}}{v_{i}}}={\frac {R_{3}}{R_{1}}}({\frac {R_{3}-R_{2}}{R_{1}-R_{2}}})}
Wien Bridge Network
