Materials – Manganese Zinc

Bunting - Berkhamsted > Soft Magnetics > Soft Ferrites > Materials > Materials – Manganese Zinc

Properties of our Manganese Zinc soft ferrite grades.

Parameter

Symbol

Standard Conditions of Test

Unit

F58

P11

P12

F5

F5A

F5C

F44

F44A

F47

F48

F63

F49

F9

F9C/F82

F10

FT7

F39

FTA

Initial

Permeability

(nominal)

µi

B<0.1mT

10kHz

250C

 

-

750

±20%

2250

±20%

2000

±20%

2000

±20%

2500

±20%

3000

±20%

1900

±20%

2400

±20%

1800

±20%

2300

±20%

3000

±25%

1000

±20%

4400

±20%

5000

±20%

6000

±20%

7500

±20%

10000

±30%

10000

±30%

Saturation

Flux Density

(typical)

Bsat

H=796A/m

=10 Oe

Static

250C

1000C

 

mT

450

-

-

-

-

-

470

350

470

350

460

330

500

400

510

-

470

350

480

380

500

400

580

460

380

-

460

-

380

-

420

-

380

-

420

-

Remanent

Flux Density

(typical)

Br

H→0 (from near Saturation)

10kHz

250C

 

mT

94

70

35

200

150

150

270

140

130

150

-

230

180

170

100

130

200

180

Coercivity

(typical)

Hc

H→0 (from near Saturation)

10kHz

250C

 

A/m

47

18

7

21

15

18

27

10

24

20

-

20

13

13

11

10

16

8

Loss Factor

(maximum)

tanδ/µi

B<0.1mT 10kHz

250C

100kHz

200kHz

500 kHz

1MHz

2 MHz

5 MHz

10 MHz

 

 

 

10-6

 

-

-

<12

-

<20

-

-

-

1.5

5

-

-

-

-

-

-

0.8

2.5

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

8

-

-

-

-

-

-

-

20

-

-

-

-

-

-

-

20

-

-

-

-

-

-

-

20

-

-

-

-

-

-

6

50

-

-

-

-

-

-

-

-

-

-

-

-

-

-

6

50

-

-

-

-

-

-

Temperature

Factor

αF

B<0.1mT

10kHz

+250C to 550C

10-6 /

0 C

 

0.5 –

2.3

0.5 –

1.5

0.4 –

1.0

-

-

-

-

-

-

-

-

-

0 to 2

-1 to 2

-1 to 2

-

-

-1 to 0

Curie

Temperature

(minimum)

θC

B<0.1mT 10kHz

0 C

200

150

150

200

200

180

230

210

200

220

230

290

130

160

130

150

120

150

Disaccomodation

Factor (max)

DF

B<0.1mT

500C

10 to 100 mins

10kHz

10-6

<12

4

3

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Hysteresis

Material

Constant

(max)

ηB

B from1.5 to 3mT

10kHz

250C

10-6

mT

<1.8

0.8

0.45

-

-

-

-

-

-

-

-

-

1.1

-

-

-

-

-

Resistivity

(typical)

ρ

1V/cm

250C

Ohm-

cm

100

100

100

100

100

100

100

100

100

100

100

100

50

50

50

10

100

10

Amplitude

Permeability

(minimum)

µa

400mT 250C

320mT 1000C

340mT 1000C

-

-

-

-

-

-

-

-

-

-

2400

1825

-

2400

1825

-

2400

-

-

2500

-

1900

2500

-

-

2000

2500

-

2000

2500

-

2000

2500

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

Total Power

Loss Density

(maximum)

PV

200mT; 16kHz 250C

200mT; 16kHz 600C

200mT; 16kHz 1000C

200mT; 25kHz 250C

200mT; 25kHz 600C

200mT; 25kHz 1000C

200mT; 100kHz 1000C

100mT; 100kHz 250C

100mT; 100kHz 1000C

50mT; 400kHz 250C

50mT; 400kHz 1000C

mW/

cm3

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

120

110

110

-

190

190

-

-

-

-

-

120

110

110

-

190

190

-

-

-

-

-

120

120

110

-

190

210

-

-

-

-

-

-

-

-

200

-

130

750

250

160

-

-

-

-

-

-

-

-

380

-

80

-

-

-

-

-

120

-

100

-

110

80

150

150

-

-

-

-

-

-

380

-

70

-

-

-

-

-

150

-

120

340

-

120

-

170

-

-

-

-

200

-

1100

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-