FT50A-M
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  • Beschreibung


 

 

Material M -Permeabilität - µ 15.000

M-Material ist das Material mit der höchsten Permeabilität von Amidon bei 15.000μ, das für EMI / RMI-Unterdrückungsfilter, Gleichtaktdrosseln, Signalverarbeitung und Breitbandtransformatoren verwendet wird. Erhältlich in Ringkernen.

    Ideal zur Dämpfung unerwünschter HF im Bereich unter 200 KHz in EMI/RFI Filter. KHz in EMI/RFI Filter.

   M material is Amidon highest permeability material at 15,000µ used for EMI/RMI suppression filters, common         mode chokes, signal processing, and broadband transformers. Available in toroids.

   Ideal for attenuating unwanted RF in the range below 200 kHz in EMI / RFI filters. KHz in EMI / RFI filters.

 

Property

Unit

Symbol

Symbol

Value

 

 

 

Max.

Permeabilität

Freq. MHz Resonanz

Freq. MHz Breitband

Freq. MHz Drossel

Initial Permeability@ B < 10 gauss

 

µi

15.000

---

1 – 150 kHz

1 kHz – 1 MHz

10 – 50 MHz

Initial Perm (10 kHz)

µi

15.000 ± 30%

Conditions

25 ̊C; 10 kHz

Curie Temperature

Tc

----------------

--------------------

≥130°C

Flux Dencity

B

----------------

25 ̊C; 10 kHz; 1190 A/m

470 mT

------------------

100 ̊C; 10 kHz; 1190 A/m

290 mT

Loss Factor

tan δ/µi

≤10.0∙10 -6

25 ̊C; 10 kHz; 0.25 mT

-------------------------

≤15.0∙10 -6

25 ̊C; 30 kHz; 0.25 mT

Resistivity

ρ

0.5 Ωm

25°C

---------------------------

Maximum Usable Frequency (50% roll-off) 

 

120 kHz

 

 

Curie Temperature

130°C

Saturation Flux Density (4,700 G at 15 Oe, 25°C)

470 mT, 11.9 A•T/cm

Maximum Usable Frequency (50% roll-off) 

≤0.12 MHz 

Relative Loss Factor (tan δ/µiac) X10-6, 25°C 

≤10 (10 kHz) 

Remanence (800 G, 25°C)  

80 mT 

Resistivity  

0.5 Ω-m

Density 

5 g/cm3 

Composition

Mn • Zn • Fe

Bestellnr.

Kern-Material

Item

Unit/Symbol

Value

(nH/T²)

 

AL-Toleranz

 

FT50A-M

Ferrit Toroid

AL

nH/N²

15.000

10 kHz

±30%

≥0.9 x AL

@ 10 kHz

200 kHz

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

14.2

4.51

8476

 

INDUCTANCE

Test conditions

8476±30%

10 kHz, 0.5 mT (For N = 5, use 0.12 mA), 25°C

Electrical LOSSES

Tan δ/ µi

 

Production lot limit Average

 

Test conditions

≤10.0∙10 -6

≤9.0∙10 -6

 

10 kHz,0.5 mT, 25ºC

 

Dimensional Tolerances

mm

Uncoated Nominal:

 

Min:

Max:

O.D

12.7

12.44

12.96

I.D

8.14

7.67

8.61

Ht

6.35

6.17

6.53