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

Ni-Zn ferrites

7BH

9BH

30BH

50BH

80BH

mi

¾

7

9

30

50

80

fc

MHz

220

650

200

70

30

tgd_m/mi/mi

10^-6
(MHz)

<680
(70)

<750
(200)

<170
(30)

<180
(20)

<90
(12)

Bm

mT
(Oe)

70

150
(50)

260
(50)

300

350

Br

mT

60

80

70

200

150

Hc

A/m

2240

1600

520

360

280

Tc

^oC

>450

>450

>450

>450

>400

r

Ohm.m

10⁶

10⁷

10⁵

10⁴

10⁴

d

g/cm³

4.0

4.8

4.6

4.8

4.6

Specs

Unit

Material Grades

Ni-Zn ferrites

45BHP

100BHP

200BHP

mi

¾

45

100

200

fc

MHz

80

50

15

tgd_m/mi

10^-6
(MHz)

<110
(16)

<80
(8)

<55
(3)

Bm

mT
(Oe)

370
(50)

440
(50)

400
(50)

Br

mT

270

320

250

Hc

A/m

620

260

80

Tc

^oC

>350

>300

>240

r

Ohm.m

10⁷

10⁶

10⁶

d

g/cm³

4.9

4.8

5.0

Specs

Unit

Material Grades

Mn-Zn ferrites

4000HM

6000HM

6000HM1

8000HM

10000HM

mi

¾

4000

6000

6000

8000

10000

fc

MHz

0.1

0.005

0.1

0.06

0.05

tgd_m/mi/mi

10^-6
(MHz)

<35
(0.1)

<45
(0.1)

<10
(0.1)

<40
(0.03)

<35
(0.02)

a_rmi
(0/+70) ^oC

10 ⁶

¾

¾

0/+1.5

¾

0/+1.5

D_F

10 ⁶

¾

¾

2

¾

¾

Bm

mT

350

350

350

350

350

Br

mT

130

110

80

100

100

Hc

A/m

8

8

4

5

4

Tc

^oC

>110

>110

>125

>110

>110

r

Ohm.m

0.5

0.1

1

0.2

0.1

d

g/cm³

4.7

4.8

4.8

4.85

4.9

Specs

Unit

Material Grades

Ni-Zn ferrites

400BHRP

800 BHRP

mi

¾

400

800

fc

MHz

0.5

0.5

tgd_m/mi

10^-6
(MHz)

100
(0.1)

<210
(1)

Bm

mT
(Oe)

¾

320
(10)

Br

mT

¾

90

Hc

A/m

¾

22

Tc

^oC

>190

>130

r

Ohm.m

10⁴

10⁵

d

g/cm³

4.9

4.9