4D2 datasheet(2/3 Pages) FERROXCUBE

Part #	4D2

Description	Material specification

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Manufacturer	FERROXCUBE [Ferroxcube International Holding B.V.]

Direct Link	http://www.ferroxcube.com

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2 / 3 page

2008 Sep 01

242

Ferroxcube

Material specification

4D2

4D2 SPECIFICATIONS

Low permeability NiZn ferrite for use in RF tuning,

wideband and balun transformers.

SYMBOL

CONDITIONS

VALUE

UNIT

µi

°C; ≤10 kHz;

0.25 mT

±20%

B25

°C; 10 kHz;

10 kA/m

≈ 250

100

°C; 10 kHz;

10 kA/m

≈ 230

tan

δ/µi

°C; 10 MHz;

0.25 mT

≤ 100 × 10−6

°C; 30 MHz;

0.25 mT

≤ 600 × 10−6

DC, 25

°C

≈ 105

Ωm

≥ 400

°C

density

≈ 4200

kg/m3

Fig.1

Complex permeability as

a function of frequency.

handbook, halfpage

MBW300

102

10 3

f (MHz)

µ' ,

s µ''s

4D2

µ's

µ''

Fig.2

Initial permeability as a

function of temperature.

handbook, halfpage

100

500

MBW301

300

T ( C)

4D2

Fig.3 Typical B-H loops.

handbook, halfpage

400

800

8000

500

MBW302

4000

100

200

300

400

H (A/m)

(mT)

4D2

25 oC

100 oC

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