|
SYMBOL
|
UNITS
|
DESCRIPTION
|
|
A e
|
mm 2
|
Effective Cross-Sectional Area of a
core
|
|
A
min
|
mm 2
|
Minimum Area of Cross-Section
|
|
A L
|
nH
|
Inductance Per Turn
|
|
B r
|
mT
|
Residual Flux Density
|
|
B S
|
mT
|
Saturation Flux Density
|
^
B
|
mT
|
Peak Induction
|
|
d
|
Kg/m 3
|
Density
|
|
f
|
KHz
|
Frequency
|
|
g
|
mm
|
Airgap (cut)
|
|
H C
|
A/m
|
Coercive Field Strength
|
|
L e
|
mm
|
Effective Magnetic Path Length
|
|
I
|
A
|
Current
|
|
L
|
H
|
Inductance
|
|
N
|
-
|
Number of Turns
|
|
P C
|
Kw/m 3
|
Core Loss Density
|
|
SPM
|
deg.C
|
Secondary Permeability Maximum
|
|
T C
|
deg.C
|
Curie Temperature
|
|
Tan δ/μi
|
-
|
Relative Loss Factor
|
|
V e
|
mm 3
|
Effective Volume of a core
|
|
μi
|
-
|
Initial Permeability
|
|
μ'
|
-
|
Real Component of Complex Permeability
|
|
μ''
|
-
|
Imaginary Component of Complex Permeability
|
|
ρ
|
Ω
m
|
Resistivity
|