3

09/06

Please read Cautions and warnings and

Important notes at the end of this document.

Complex permeability

versus frequency

(measured on R10 toroids, B

≤0.25 mT)

FAL0546-D

f

μ

kHz

5

5

’

,

’

’’

μ

5

5

5

5

4

10

3

10

Permeability factor versus temperature

(measured on P and RM cores, B

≤0.25 mT),

μ

25 ...

(˚C)

25 ... 55

25 ...

25 ... 5

0

T

50

0

μ μ

μμ

10

_

i1i

250

70

0,6 ... 1,25 ... 2,0

(10

0,4 ... 0,9 ... 1,5

0,3 ... 0,8 ... 1,3

0,3 ... 0,8 ... 1,3

40

20

40

25

_

_

F

α

T

˚C

/K)

FAL0694-4

1

T

40

_

20

_

150

_

50

_

Initial permeability

μ

tan

δ/μ

(measured on R10 toroids, B

≤0.25 mT)

FAL0547-L

0

-60

T

i

μ

˚C

0

μ

i

tan

δ

δ

tan

i

μ

μ

i

/

f = 100 kHz

0

120

200

1000

3000

2

6

4

10

2000

60

Relative loss factor tan

δ/μ

i

versus frequency

(measured on R29 toroids)

FAL0548-U

f

kHz

μ

i

δ

tan

N48

SIFERRIT materials