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Spiral Inductor Calculator
Integrated Spiral Inductor Calculator
Input Geometric Parameters
No. turns,
n
=
Turn spacing,
s
=
um
Turn width,
w
=
um
Outer diameter,
dout
=
um
Results
Square
Hexagonal
Octagonal
Modified Wheeler
nH
nH
nH
Current Sheet
nH
nH
nH
Monomial Fit
nH
nH
nH
Reference:
S.S. Mohan, M. Hershenson, S.P. Boyd and T.H. Lee, "
Simple Accurate Expressions for Planar Spiral Inductances
, "
IEEE Journal of Solid-State Circuits
, Oct. 1999, pp. 1419-24.