ETD44-3C95 datasheet(2/5 Pages) FERROXCUBE

Part #	ETD44-3C95

Description	ETD cores and accessories

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Manufacturer	FERROXCUBE [Ferroxcube International Holding B.V.]

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2 / 5 page

2008 Sep 01

2

Ferroxcube

ETD cores and accessories

ETD44/22/15

CORE SETS

Effective core parameters

SYMBOL

PARAMETER

VALUE

UNIT

Σ(I/A)

core factor (C1)

0.589

mm−1

Ve

effective volume

17800

mm3

Ie

effective length

103

mm

Ae

effective area

173

mm2

Amin

minimum area

172

mm2

m

mass of core half

≈ 47

g

handbook, halfpage

MGC266

22.3

0.2

45

32.5

0

2

15.2

0

0.6

15.2

0

0.6

1.6

0

16.1

0.8

0

Fig.1 ETD44/22/15 core half.

Dimensions in mm.

Core halves

Clamping force for AL measurements, 40

±20 N. Gapped cores are available on request.

Properties of core sets under power conditions

GRADE

AL

(nH)

µe

AIR GAP

(

µm)

TYPE NUMBER

3C90

3800

±25%

≈ 1800

≈ 0

ETD44/22/15-3C90

3C94

3800

±25%

≈ 1800

≈ 0

ETD44/22/15-3C94

3C95

4640

±25%

≈ 2200

≈ 0

ETD44/22/15-3C95

3F3

3500

±25%

≈ 1660

≈ 0

ETD44/22/15-3F3

GRADE

B (mT) at

CORE LOSS (W) at

H= 250 A/m;

f = 25 kHz;

T = 100

°C

f = 25 kHz;

=200 mT;

T = 100

°C

f= 100 kHz;

= 100 mT;

T=100

°C

f = 100 kHz;

=200 mT;

T=25

°C

f= 100 kHz;

= 200 mT;

T=100

°C

f = 400 kHz;

=50 mT;

T = 100

°C

3C90

≥330

≤ 2.2

≤ 2.3

−−−

3C94

≥330

−≤ 1.7

−≤ 9.4

−

3C95

≥330

−−

≤ 11.2

≤ 10.7

−

3F3

≥320

−≤ 2.2

−−

≤ 3.9

B

ˆ

B

ˆ

B

ˆ

B

ˆ

B

ˆ

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ETD44-3C95 Datasheet(PDF) 2 Page - Ferroxcube International Holding B.V.

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