B65947 Datasheet, PDF (6/7 Pages) EPCOS – PS 35 × 10,8 Core

Ferrites and accessories
Symbols and terms
Symbol

_F
_e
_r


_B
_i
_s

_0
_a
_app
_e
_i
_p'
_p"
_r
_rev
_s'
_s"
_tot


l/A
_Cu

Meaning
Unit
Temperature coefficient (TK)
1/K
Relative temperature coefficient of material
1/K
Temperature coefficient of effective permeability
1/K
Relative permittivity

Magnetic flux
Vs
Efficiency of a transformer

Hysteresis material constant
mT^-1
Hysteresis core constant
A^–1H^{–1/2ï€} 
Magnetostriction at saturation magnetization

Relative complex permeability

Magnetic field constant
Vs/Am
Relative amplitude permeability

Relative apparent permeability

Relative effective permeability

Relative initial permeability

Relative real (inductive) component of  (for parallel components) 
Relative imaginary (loss) component of  (for parallel components) 
Relative permeability

Relative reversible permeability

Relative real (inductive) component of  (for series components) 
Relative imaginary (loss) component of  (for series components) 
Relative total permeability

derived from the static magnetization curve

Resistivity
m^–1
Magnetic form factor
mm^–1
DC time constant _Cu = L/R_Cu = A_L/A_R
s
Angular frequency; = 2 f
s^–1
All dimensions are given in mm.
Surface-mount device
6 06/13