Fi 325 MnZn ( i 1800)

B
B1
MAGNETIC MATERIAL + CORES
MAGNETIC MATERIAL
B1.1 FERROCARIT | FI 325
A low to medium frequency power material suitable for power and standard transformers in a
frequency range up to 0,4 MHz
SYMBOL
VALUE
UNIT
µi
1800 ± 25%
1
tan δ / µ i
< 3,5
ηB
< 0,42
10
10
-6
CONDITIONS
Complex permeability
10000
25°C ; ≤ 10 kHz
≤ 0,25 mT
100 °C
25°C ; 0,1 MHz
≤ 0,25 mT
-6
µ`µ``
25°C ; 16 kHz
470
B
25 °C
1000
25°C ; 10 kHz
≤ 1,5mT to 3mT
/ mT
250 A/m
mT
100
100 °C
100°C ; 16 kHz
≥ 340
250 A/m
10
25°C ; 200 kHz
320
µ`
µ``
100°C ; 200 kHz
170
100 mT
230
Tc
25 °C
100 mT
mW / cm ³
Pv
1
100
10 kHz
≤ 0,25 mT
°C
1000
f / kHz
Initial permeability µi as a function of temperature T
10000
Amplitude permeability µa
6000
4000
5000
3000
4000
200 mT
300 mT
100 mT
50 mT
µi
µa
5000
2000
3000
1000
2000
0
1000
f = 16 kHz
0
50
100
150
200
250
20
40
60
T / °C
80
100
120
T / °C
Magnetization curves
Incremental permeability
500
10000
400
µΔ
B / mT
1000
300
200
100
100
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
149
1000
B
B1
MAGNETIC MATERIAL + CORES
MAGNETIC MATERIAL
Spezific power loss Pv as a function of temperature T
Spezific power loss Pv as a function of frequency f
and induction B
1000
10000
200 mT
100kHz/200mT
100 mT
400kHz/50mT
100
100kHz/100mT
Pv / mW/cm³
Pv / mW/cm³
1000
200kHz/100mT
50 mT
100
25 mT
10
25 °C
100 °C
10
20
40
60
80
T / °C
100
120
1
100
140
1000
f / kHz
Induction Bmax as a function of temperature T at 250 A/m
Amplitude permeability µa
5000
500
25°C
100°C
450
400
4000
300
3000
µa
Bmax / mT
350
250
200
2000
150
100
1000
50
f = 16 kHz
0
0
0
20
40
60
80
100
T / °C
120
140
160
180
200
0
150
100
200
B / mT
300
400