低透磁率フェライト材

B
B1
MAGNETIC MATERIAL + CORES
MAGNETIC MATERIAL
B1.1 FERROCARIT | SUMMARY
FERROCARIT
Initial permeability
Relative loss factor
frequency
Hysteresis material constant
µi
1
1)
Fi 292
Fi 262
Fi 248
Fi 242
Fi 221
900
650
440
400
250
± 20%
± 20%
± 20%
± 20%
± 20%
tanδ
µi
10
-6
< 12
< 30
< 10
< 50 < 300 < 1300 < 25 < 100 < 40 < 200
f
MHz
0,01
0,2
0,05
1,6
ηB
0,2
2
-6
10
mT
0,2
2
0,2
5
< 11
< 10
B
mT
330
480
370
400
330
Coercivity
HC
A/m
20
40
120
45
120
Curie temperature
TC
°C
140
290
240
230
330
Rel. temperature factor
αF
10
K
< 2,5
< 20
< 20
<5
DF
10
ρ
Ωm
Induction
H = 3000 A/m
-6
+23...+70°C
Rel. disaccommodation
factor
-6
<6
T = 40°C
DC - Resistivity
1)
> 10
7
>1
new material
153
> 100
> 10
7
> 10
4
B
B1
MAGNETIC MATERIAL + CORES
MAGNETIC MATERIAL
B1.1 FERROCARIT | SUMMARY
Fi 215
Fi 212
Fi 150
Fi 130
Fi 110
150
100
50
30
12
± 20%
± 20%
± 20%
± 20%
± 20%
FERROCARIT
Initial permeability
Relative loss factor
frequency
Hysteresis material constant
µi
1
tanδ
µi
10
f
MHz
ηB
-6
< 80 < 140 < 50 < 150 < 100 < 700 < 80 < 500 < 150 < 400
1
5
2
10
10
50
10
50
10
100
-6
10
mT
B
mT
430
310
300
270
240
Coercivity
HC
A/m
100
600
200
700
1800
Curie temperature
TC
°C
385
420
430
500
580
Rel. temperature factor
αF
10
K
<7
< 20
< 25
< 80
DF
10
ρ
Ωm
Induction
H = 3000 A/m
-6
+23...+70°C
Rel. disaccommodation
factor
-6
T = 40°C
DC - Resistivity
> 10
7
> 10
154
4
> 10
3
> 10
3
> 10
4