Fi 340 MnZn ( i 4300)

B
B1
MAGNETIC MATERIAL + CORES
MAGNETIC MATERIAL
B1.1 FERROCARIT | FI 340
A medium permeability material with a low temperature dependence of the initial permeability and a
frequency stability up to 0,4 MHz. Optimized for use in broadband transformers with high DC-bias current
SYM BOL
VALUE
U N IT
µi
4300 ± 20%
1
ta n δ / µ i
< 20
ηB
< 0 ,6
-6
10
10
-6
C O N D IT IO N S
Complex Permeability
10000
2 5 °C ; ≤ 1 0 k H z
≤ 0 ,2 5 m T
100°C
2 5 °C ; 0 ,1 M H z
≤ 0 ,2 5 m T
25°C
2 5 °C ; 1 0 k H z
≤ 1 ,5 m T to 3 m T
/ mT
1000
390
B
2 5 0 A /m
mT
70°C
µ`µ``
2 5 °C ; 1 6 k H z
100°C
1 0 0 °C ; 1 6 kH z
235
100
2 5 0 A /m
70°C
2 5 °C ; ..... kH z
m W / cm ³
Pv
25°C
.......... m T
µ`
1 0 0 °C ; ..... k H z
µ``
.......... m T
130
Tc
10
1 0 kH z
≤ 0 ,2 5 m T
°C
10
100
1000
10000
f / kHz
Initial permeability µi as a function of temperature T
Relative loss factor as a function of frequency f
1000
10000
9000
8000
7000
tanδ/µi / 10-6
100
µi
6000
5000
4000
10
3000
2000
1000
1
0
0
20
40
60
80
100
120
10
140
100
f / kHz
T / °C
Magnetization curves
1000
Incremental permeability
400
10000
350
300
1000
µΔ
B / mT
250
200
150
100
100
50
25 °C
100 °C
Frequency: 10 kHz
Induction: ≤ 0,2 mT
0
10
-50
0
50
100
150
H / A/m
200
250
300
1
10
100
H_ / A/m
135
1000