Material W -Permeabilität - µ 10.000
MATERIAL W (μ = 10.000). Material mit hoher Permeabilität, das zur Frequenzdämpfung von 100 KHz bis 1 MHz in EMI / RFI-Filtern verwendet wird. Wird auch in Breitbandtransformatoren verwendet. Erhältlich in Ringform.
MATERIAL W (µ = 10,000). High permeability material used for frequency attenuation from 100 KHZ to 1 MHZ in EMI/RFI filters. Also used in broadband transformers.
|
Property |
Unit |
Symbol |
Permeabilität |
Max.
Permeabilität |
Freq. MHz Resonanz |
Freq. MHz Breitband |
Freq. MHz Drossel |
|
Initial Permeability@ B < 10 gauss |
|
µi |
10.000 |
--- |
1 kHz – 250 kHz |
1 kHz – 1 MHz |
100 kHz- 1 MHz |
|
Curie Temperature |
Tc |
---------------- |
-------------------- |
≥135°C |
|
Resistivity |
ρ |
0.1 Ωm |
25°C |
--------------------------- |
|
Maximum Usable Frequency (50% roll-off) |
|
≤0.5 MHz |
|
|
|
Curie Temperature |
135°C |
|
Saturation Flux Density (4,700 G at 15 Oe, 25°C) |
390 mT, 11.9 A•T/cm |
|
Maximum Usable Frequency (50% roll-off) |
≤0.5 MHz |
|
Relative Loss Factor (tan δ/µiac) X10-6, 25°C |
˂7(10 kHz) |
|
Remanence (800 G, 25°C) |
80 mT |
|
Resistivity |
0.1 Ω-m |
|
Density |
4.9 g/cm3 |
|
Composition |
Mn • Zn • Fe |
|
Bestellnr. |
Kern-Material |
Item |
Unit/Symbol |
Value
(nH/T²)
|
AL-Toleranz |
|
|
FT50A-W |
Ferrit Toroid |
AL |
nH/N² |
5.936 |
±30% |
|
Chart Legend |
|
Σl/A(cm-1): |
le : mm |
Ae mm² : |
Ve : mm³ |
AL : |
WaAc |
|
Core Constant |
Effective Path Length |
Effective Cross-Sectional |
Effective Core Volume |
Inductance Factor
|
0.07 |
|
|
31.7 |
14 |
451 |
5.936 |
|
|
INDUCTANCE |
Test conditions |
|
Dimensional Tolerances |
|
mm |
Uncoated Nominal:
|
Min: |
Max: |
|
O.D |
12.7 |
12.44 |
13.09 |
|
I.D |
7.92 |
7.67 |
8.61 |
|
Ht |
6.35 |
6.17 |
6.53 |
