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Calculation of Air-Core Inductors Considering Self-Resonant Frequency and Stray Capacitance

Author: Laphroaig1815Executions: 1195
TOP/Shared Formulas (Science)/Physics (Electromagnetism)

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Calculates the inductance, stray capacitance, and self-resonant frequency of air-core inductors (coils) (see the blog below for details)
https://laphroaig.blog.jp/archives/2011729.html
Calculations that take relative permeability into account can be performed here.
https://keisan.site/exec/user/1708128168
Enter the length [m] and number of turns of the wire to be used. This calculation assumes that the wire is wound tightly and evenly. It does not support flat coils (such as loop coils) or coils with shapes other than cylindrical or square.
Length of the lead wire
m
Number of turns
Times
Inductance uH
Floating Capacity pF
Natural Resonance Frequency MHz
Inductance, parasitic capacitance, and self-resonant frequency are calculated from the top down.

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