Fi 292 NiZn ( i 900)

B
B1
MAGNETIC MATERIAL + CORES
MAGNETIC MATERIAL
B1.1 FERROCARIT | FI 292
A high permeability NiZn ferrite for use in broadband EMI-suppression in a frequency range
of 30 - 1000 MHz, as well as RF broadband transformers
SYM BOL
VALUE
U N IT
µi
900 ± 20%
1
ta n δ / µ i
< 30
10
C O N D IT IO N S
Complex permeability
1000
2 5 °C ; ≤ 1 0 k H z
≤ 0 ,2 5 m T
2 5 °C ; 0 ,2 M H z
≤ 0 ,2 5 m T
-6
ηB
µ`µ``
2 5 °C ; 1 6 k H z
340
B
3 0 0 0 A /m
mT
100
Pv
µ`
µ``
10
140
Tc
1 0 kH z
≤ 0 ,2 5 m T
°C
0,1
1
10
100
f / MHz
Initial permeability µi as a function of temperature T
Relative loss factor as a function of frequency f
1200
1000
1000
tanδ/µi / 10-6
µi
800
600
100
400
200
0
10
-50
0
50
T / °C
100
150
0,1
1
f / MHz
Magnetization curves
10
specific impedance
1000
350
300
100
|z| / Ω/cm
B / mT
250
200
.
150
100
10
1
50
0
-50
0
50
100
150
200 250
H / A/m
300
350
400
450
0,1
0,01
500
155
0,1
1
f / MHz
10
100
B
B1
MAGNETIC MATERIAL + CORES
MAGNETIC MATERIAL
Spezific power loss Pv as a function of temperature T
Induction Bmax as a function of temperature T at 3000 A/m
400
350
100 mT
300
Bmax / mT
Pv / mW/cm3
100
50 mT
250
200
150
100
1
20
40
60
80
T / °C
100
120
20
140
Spezific power loss Pv as a function of frequency f
and induction B
10000
200 mT
Pv / mW/cm3
100 mT
1000
50 mT
100
25 °C
100 °C
10
10
100
f / kHz
1000
156
40
60
80
T / °C
100
120
140