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Capacitance of External Load Formula

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The Capacitance of External Load is the amount of external circuit capacitance in parallel with the circuit itself. Check FAQs
Cout=h⋅Cin
Cout - Capacitance of External Load?h - Fanout?Cin - Input Capacitance?

Capacitance of External Load Example

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With units
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Here is how the Capacitance of External Load equation looks like with Values.

Here is how the Capacitance of External Load equation looks like with Units.

Here is how the Capacitance of External Load equation looks like.

42Edit=0.84Edit⋅50Edit
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Capacitance of External Load Solution

Follow our step by step solution on how to calculate Capacitance of External Load?

FIRST Step Consider the formula
Cout=h⋅Cin
Next Step Substitute values of Variables
∴ Cout=0.84⋅50pF
Next Step Convert Units
∴ Cout=0.84⋅5E-11F
Next Step Prepare to Evaluate
∴ Cout=0.84⋅5E-11
Next Step Evaluate
∴Cout=4.2E-11F
LAST Step Convert to Output's Unit
∴Cout=42pF

Capacitance of External Load Formula Elements

Variables
Capacitance of External Load
The Capacitance of External Load is the amount of external circuit capacitance in parallel with the circuit itself.
Symbol: Cout
Measurement: CapacitanceUnit: pF
Note: Value should be greater than 0.
Formulas to find Capacitance of External LoadOpen Variable
Fanout
Fanout is the number of similar gate inputs that a gate output can drive. In other words, it represents the number of gates or loads connected to the output of the current gate.
Symbol: h
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Formulas to find FanoutOpen Variable
Input Capacitance
Input capacitance represents the capacitance seen at the input of the gate. It's the sum of all the capacitances associated with the gate's inputs.
Symbol: Cin
Measurement: CapacitanceUnit: pF
Note: Value should be greater than 0.
Formulas to find Input CapacitanceOpen Variable

Other formulas in CMOS Special Purpose Subsystem category

​Go Stage Effort
f=h⋅g
​Go Fanout of Gate
h=fg
​Go Gate Delay
Gd=2Nsr
​Go Temperature Difference between Transistors
ΔT=Θj⋅Pchip

How to Evaluate Capacitance of External Load?

Capacitance of External Load evaluator uses Capacitance of External Load = Fanout*Input Capacitance to evaluate the Capacitance of External Load, The Capacitance of External Load formula is defined amount of external circuit capacitance in parallel with crystal itself. Capacitance of External Load is denoted by Cout symbol.

How to evaluate Capacitance of External Load using this online evaluator? To use this online evaluator for Capacitance of External Load, enter Fanout (h) & Input Capacitance (Cin) and hit the calculate button.

FAQs on Capacitance of External Load

What is the formula to find Capacitance of External Load?
The formula of Capacitance of External Load is expressed as Capacitance of External Load = Fanout*Input Capacitance. Here is an example- 4.2E+13 = 0.84*5E-11.
How to calculate Capacitance of External Load?
With Fanout (h) & Input Capacitance (Cin) we can find Capacitance of External Load using the formula - Capacitance of External Load = Fanout*Input Capacitance.
Can the Capacitance of External Load be negative?
No, the Capacitance of External Load, measured in Capacitance cannot be negative.
Which unit is used to measure Capacitance of External Load?
Capacitance of External Load is usually measured using the Picofarad[pF] for Capacitance. Farad[pF], Kilofarad[pF], Millifarad[pF] are the few other units in which Capacitance of External Load can be measured.
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