Output Resistance at Another Drain of Controlled Source Transistor Solution

STEP 0: Pre-Calculation Summary
Formula Used
Drain Resistance = Resistance of Secondary Winding in Primary+2*Finite Resistance+2*Finite Resistance*MOSFET Primary Transconductance*Resistance of Secondary Winding in Primary
Rd = R2+2*Rfi+2*Rfi*gmp*R2
This formula uses 4 Variables
Variables Used
Drain Resistance - (Measured in Ohm) - Drain resistance is the ratio of change in drain to source voltage to corresponding change in drain current for a constant gate to source voltage.
Resistance of Secondary Winding in Primary - (Measured in Ohm) - The Resistance of Secondary Winding in Primary of a MOSFET is the opposition to the current flowing through it. It depends on the specific MOSFET design and the operating conditions.
Finite Resistance - (Measured in Ohm) - A finite resistance simply means that the resistance in a circuit is not infinite or zero. In other words, the circuit has some amount of resistance, which can affect the behavior of the circuit.
MOSFET Primary Transconductance - (Measured in Siemens) - MOSFET Primary Transconductance is the change in the drain current divided by the small change in the gate/source voltage with a constant drain/source voltage.
STEP 1: Convert Input(s) to Base Unit
Resistance of Secondary Winding in Primary: 0.064 Kilohm --> 64 Ohm (Check conversion here)
Finite Resistance: 0.065 Kilohm --> 65 Ohm (Check conversion here)
MOSFET Primary Transconductance: 19.77 Millisiemens --> 0.01977 Siemens (Check conversion here)
STEP 2: Evaluate Formula
Substituting Input Values in Formula
Rd = R2+2*Rfi+2*Rfi*gmp*R2 --> 64+2*65+2*65*0.01977*64
Evaluating ... ...
Rd = 358.4864
STEP 3: Convert Result to Output's Unit
358.4864 Ohm -->0.3584864 Kilohm (Check conversion here)
FINAL ANSWER
0.3584864 0.358486 Kilohm <-- Drain Resistance
(Calculation completed in 00.004 seconds)

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11 Common-Source Amplifier Calculators

Overall Feedback Voltage Gain of Common-Source Amplifier
Go Feedback Voltage Gain = -MOSFET Primary Transconductance*(Input Resistance/(Input Resistance+Signal Resistance))*(1/Drain Resistance+1/Load Resistance+1/Finite Output Resistance)^-1
Output Voltage of Controlled Source Transistor
Go DC Component of Gate to Source Voltage = (Voltage Gain*Electric Current-Short Circuit Transconductance*Differential Output Signal)*(1/Final Resistance+1/Resistance of Primary Winding in Secondary)
Output Resistance at Another Drain of Controlled Source Transistor
Go Drain Resistance = Resistance of Secondary Winding in Primary+2*Finite Resistance+2*Finite Resistance*MOSFET Primary Transconductance*Resistance of Secondary Winding in Primary
Output Resistance of CS Amplifier with Source Resistance
Go Drain Resistance = Finite Output Resistance+Source Resistance+(MOSFET Primary Transconductance*Finite Output Resistance*Source Resistance)
Open-Circuit Voltage Gain of CS Amplifier
Go Open Circuit Voltage Gain = Finite Output Resistance/(Finite Output Resistance+1/MOSFET Primary Transconductance)
Transconductance in Common Source Amplifier
Go MOSFET Primary Transconductance = Unity Gain Frequency*(Gate to Source Capacitance+Capacitance Gate to Drain)
Overall Voltage Gain of Source Follower
Go Overall Voltage Gain = Load Resistance/(Load Resistance+1/MOSFET Primary Transconductance)
Current Gain of Controlled Source Transistor
Go Current Gain = 1/(1+1/(MOSFET Primary Transconductance*Resistance between Drain and Ground))
Emitter Voltage with respect to Voltage Gain
Go Emitter Voltage = Collector Voltage/Voltage Gain
Total Voltage Gain of CS Amplifier
Go Voltage Gain = Load Voltage/Input Voltage
Load Voltage of CS Amplifier
Go Load Voltage = Voltage Gain*Input Voltage

18 CV Actions of Common Stage Amplifiers Calculators

Output Voltage of Controlled Source Transistor
Go DC Component of Gate to Source Voltage = (Voltage Gain*Electric Current-Short Circuit Transconductance*Differential Output Signal)*(1/Final Resistance+1/Resistance of Primary Winding in Secondary)
Input Resistance of Common-Base Circuit
Go Input Resistance = (Emitter Resistance*(Finite Output Resistance+Load Resistance))/(Finite Output Resistance+(Load Resistance/(Collector Base Current Gain+1)))
Output Resistance at Another Drain of Controlled Source Transistor
Go Drain Resistance = Resistance of Secondary Winding in Primary+2*Finite Resistance+2*Finite Resistance*MOSFET Primary Transconductance*Resistance of Secondary Winding in Primary
Output Resistance of Emitter-Degenerated CE Amplifier
Go Drain Resistance = Finite Output Resistance+(MOSFET Primary Transconductance*Finite Output Resistance)*(1/Emitter Resistance+1/Small Signal Input Resistance)
Input Resistance of Common Emitter Amplifier given Small-Signal Input Resistance
Go Input Resistance = (1/Base Resistance+1/Base Resistance 2+1/(Small Signal Input Resistance+(Collector Base Current Gain+1)*Emitter Resistance))^-1
Output Resistance of CS Amplifier with Source Resistance
Go Drain Resistance = Finite Output Resistance+Source Resistance+(MOSFET Primary Transconductance*Finite Output Resistance*Source Resistance)
Input Resistance of Common-Emitter Amplifier given Emitter Resistance
Go Input Resistance = (1/Base Resistance+1/Base Resistance 2+1/((Total Resistance+Emitter Resistance)*(Collector Base Current Gain+1)))^-1
Instantaneous Drain Current using Voltage between Drain and Source
Go Drain Current = Transconductance Parameter*(Voltage across Oxide-Threshold Voltage)*Voltage between Gate and Source
Transconductance in Common Source Amplifier
Go MOSFET Primary Transconductance = Unity Gain Frequency*(Gate to Source Capacitance+Capacitance Gate to Drain)
Input Resistance of Common Emitter Amplifier
Go Input Resistance = (1/Base Resistance+1/Base Resistance 2+1/Small Signal Input Resistance)^-1
Input Impedance of Common-Base Amplifier
Go Input Impedance = (1/Emitter Resistance+1/Small Signal Input Resistance)^(-1)
Signal Current in Emitter given Input Signal
Go Signal Current in Emitter = Fundamental Component Voltage/Emitter Resistance
Transconductance using Collector Current of Transistor Amplifier
Go MOSFET Primary Transconductance = Collector Current/Threshold Voltage
Fundamental Voltage in Common-Emitter Amplifier
Go Fundamental Component Voltage = Input Resistance*Base Current
Input Resistance of Common-Collector Amplifier
Go Input Resistance = Fundamental Component Voltage/Base Current
Resistance of Emitter in Common-Base Amplifier
Go Emitter Resistance = Input Voltage/Emitter Current
Emitter Current of Common-Base Amplifier
Go Emitter Current = Input Voltage/Emitter Resistance
Load Voltage of CS Amplifier
Go Load Voltage = Voltage Gain*Input Voltage

Output Resistance at Another Drain of Controlled Source Transistor Formula

Drain Resistance = Resistance of Secondary Winding in Primary+2*Finite Resistance+2*Finite Resistance*MOSFET Primary Transconductance*Resistance of Secondary Winding in Primary
Rd = R2+2*Rfi+2*Rfi*gmp*R2

What is a controlled current source?

A controlled or dependent current source on the other hand changes its available current depending upon the voltage across, or the current through, some other element connected to the circuit. A current source that depends on a current input is generally referred to as a Current Controlled Current Source or CCCS.

How to Calculate Output Resistance at Another Drain of Controlled Source Transistor?

Output Resistance at Another Drain of Controlled Source Transistor calculator uses Drain Resistance = Resistance of Secondary Winding in Primary+2*Finite Resistance+2*Finite Resistance*MOSFET Primary Transconductance*Resistance of Secondary Winding in Primary to calculate the Drain Resistance, The Output resistance at another drain of controlled source transistor formula is defined as simply the parallel combination of the Emitter (Source) resistor RL and the small-signal emitter (source) resistance of the transistor rE. Drain Resistance is denoted by Rd symbol.

How to calculate Output Resistance at Another Drain of Controlled Source Transistor using this online calculator? To use this online calculator for Output Resistance at Another Drain of Controlled Source Transistor, enter Resistance of Secondary Winding in Primary (R2), Finite Resistance (Rfi) & MOSFET Primary Transconductance (gmp) and hit the calculate button. Here is how the Output Resistance at Another Drain of Controlled Source Transistor calculation can be explained with given input values -> 0.000358 = 64+2*65+2*65*0.01977*64.

FAQ

What is Output Resistance at Another Drain of Controlled Source Transistor?
The Output resistance at another drain of controlled source transistor formula is defined as simply the parallel combination of the Emitter (Source) resistor RL and the small-signal emitter (source) resistance of the transistor rE and is represented as Rd = R2+2*Rfi+2*Rfi*gmp*R2 or Drain Resistance = Resistance of Secondary Winding in Primary+2*Finite Resistance+2*Finite Resistance*MOSFET Primary Transconductance*Resistance of Secondary Winding in Primary. The Resistance of Secondary Winding in Primary of a MOSFET is the opposition to the current flowing through it. It depends on the specific MOSFET design and the operating conditions, A finite resistance simply means that the resistance in a circuit is not infinite or zero. In other words, the circuit has some amount of resistance, which can affect the behavior of the circuit & MOSFET Primary Transconductance is the change in the drain current divided by the small change in the gate/source voltage with a constant drain/source voltage.
How to calculate Output Resistance at Another Drain of Controlled Source Transistor?
The Output resistance at another drain of controlled source transistor formula is defined as simply the parallel combination of the Emitter (Source) resistor RL and the small-signal emitter (source) resistance of the transistor rE is calculated using Drain Resistance = Resistance of Secondary Winding in Primary+2*Finite Resistance+2*Finite Resistance*MOSFET Primary Transconductance*Resistance of Secondary Winding in Primary. To calculate Output Resistance at Another Drain of Controlled Source Transistor, you need Resistance of Secondary Winding in Primary (R2), Finite Resistance (Rfi) & MOSFET Primary Transconductance (gmp). With our tool, you need to enter the respective value for Resistance of Secondary Winding in Primary, Finite Resistance & MOSFET Primary Transconductance and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Drain Resistance?
In this formula, Drain Resistance uses Resistance of Secondary Winding in Primary, Finite Resistance & MOSFET Primary Transconductance. We can use 3 other way(s) to calculate the same, which is/are as follows -
  • Drain Resistance = Finite Output Resistance+Source Resistance+(MOSFET Primary Transconductance*Finite Output Resistance*Source Resistance)
  • Drain Resistance = Finite Output Resistance+Source Resistance+(MOSFET Primary Transconductance*Finite Output Resistance*Source Resistance)
  • Drain Resistance = Finite Output Resistance+(MOSFET Primary Transconductance*Finite Output Resistance)*(1/Emitter Resistance+1/Small Signal Input Resistance)
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