Measuring Conditions
The various properties of ferrite materials
listed in the material characteristics chart were measured on torroid T 2512 at
the measuring conditions which correspond to IEC 414.
|
|
Properties
|
Symbols |
Measuring Conditions
|
Frequency
(f) kHz |
Flux Density
B (mT) |
Remarks |
|
Initial Permeability
|
µiac |
< 10
|
< 0.1
|
For Temp. refer to table |
|
Saturation Flux Density
|
Bs |
-- |
Approaching saturation |
H=1000 A/m
|
|
Coercive Field Strength
|
Hc |
-- |
-- |
-- |
|
Power Loss
|
Pc |
16
25
100
|
100
200
|
For Temp. refer to table |
|
Relative Loss Factor
|
tan d/µiac |
10 |
< 0.1 |
For Temp. refer to table |
|
Curie Temp.
|
Tc |
< 10 |
< 0.1 |
-- |
|
DC Resistivity
|
r |
-- |
-- |
500 Volts |
|
Density
|
d |
-- |
-- |
-- |
|
Inductance Factor
|
AL |
1 |
1 |
For Ungapped EE,
EI, ETD, EER, EC, UU Cores |
|
1
|
Equivalent to
300 mV voltage |
For gapped EE, EI,
ETD, EER, EC Cores |
|
10 |
Equivalent to
150 mV Voltage |
Toroids |
|
|
|