Soft Ferrites & Magnets

Soft Ferrites

General
High power ferrites  |  Low power ferrites  |  Low frequency low power ferrites
High frequency low power ferrites  |  Switching ferrites  |  High permeability ferrites  |  Absorber ferrites
Standard shapes and dimensions of Mn-Zn and Ni-Zn ferrite parts  |  Symbols
Magnets
Material characteristics  |  Shapes and dimensions  |  Symbols  

Specs

Unit

Material Grades

Mn-Zn ferrites

Ni-Zn ferrites

2500 HMC1

2500 HMC2

250BHC

300BHC

mi

¾

4500 (+ 20 ^oC)
4100 (+120 ^oC)

4500 (+ 20 ^oC)
4100 (+120 ^oC)

250

300

fc

mHz

0.4

¾

8

8

Psp

m W
cm³Hz

10.5 (+25 ^oC)
8.7 (+100 ^oC)

8.5 (+25 ^oC)
6.0 (+100 ^oC)

30
(3)

<30
(3)

tgd_m/mi

10^-6
(MHz)

¾

¾

30
(3)

<30
(3)

B

mT

290

330

¾

320

Bm

mT

450

¾

¾

130

Br

mT

100

¾

¾

80

Hc

A/m

16

¾

¾

¾

Tc

^oC

>200

>200

>250

>250

r

Ohm.m

1

1

10⁴

10⁴

d

g/cm³

4.9

4.9

4.7

4.7

Specs

Unit

Material Grades

Mn-Zn ferrites

700HM

1500HM3

2000HM

2000HM3

mi

—

700

1500

2000

2000

fc

MHz

5

1.5

0.5

0.5

tgd_m/mi/mi

10^-6
(MHz)

<80
(3)

<5
(0.1)

<15
(0.1)

<12
(0.1)

a_rmi
(0…+70) ^oC

10 ⁶

-0.2…+1.6

-0.2…+1.0

¾

0…+1.5

D_F

10 ⁶

30

15

10

3

Bm

mT

380

380

380

360

Br

mT

50

80

120

120

Hc

A/m

24

16

16

25

Tc

^oC

>240

>200

>200

>200

r

Ohm.m

20

20

6

20

d

g/cm³

4.7

4.7

4.7

4.7

Specs

Unit

Material Grades

Ni-Zn ferrites

450HH

600HH

800HH

1000HH

1500HH

1700HH

mi

¾

450

600

800

1000

1500

1700

fc

MHz

¾

1.5

0.6

0.4

¾

¾

tgd_m/mi

10^-6
(MHz)

¾

<22
(0.1)

25
(0.1)

<50
(0.1)

¾

¾

Bm

mT
(Oe)

370

310
(10)

¾

270
(10)

¾

¾

Br

mT

160

140

¾

150

¾

¾

Hc

A/m

40

32

¾

20

¾

¾

Tc

^oC

>230

>110

>150

>110

75

90

r

Ohm.m

10³

10⁴

10⁵

10⁴

10⁴

10⁴

d

g/cm³

4.9

4.8

4.8

4.9

4.9

4.9