EP7 datasheet(2/9 Pages) FERROXCUBE

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2008 Sep 01

675

Ferroxcube

EP cores and accessories

EP7

CORE SETS

Effective core parameters

SYMBOL

PARAMETER

VALUE

UNIT

Σ(I/A)

core factor (C1)

1.45

mm−1

effective volume

165

mm3

effective length

15.5

effective area

10.7

mm2

Amin

minimum area

8.55

mm2

mass of core set

≈ 1.4

Fig.1 EP7 core set.

Dimensions in mm.

handbook, halfpage

;;;

MGC333

1.7

0.1

3.4

0.2

9.4

0.4

6.5

0.3

7.5

0.2

7.2

0.4

Core sets for filter applications

Clamping force for AL measurements, 20

±10 N.

Core sets for general purpose transformers and power applications

Clamping force for AL measurements, 20

±10 N.

GRADE

(nH)

µe

AIR GAP

(

µm)

TYPE NUMBER

3B46

1500

±25%

≈ 1730

≈ 0

EP7-3B46

GRADE

(nH)

µe

TOTAL AIR GAP

(

µm)

TYPE NUMBER

3C81

±3%

≈ 29

≈ 880

EP7-3C81-E25

±3%

≈ 46

≈ 480

EP7-3C81-A40

±3%

≈ 73

≈ 270

EP7-3C81-A63

100

±3%

≈115

≈150

EP7-3C81-A100

160

±5%

≈184

≈ 90

EP7-3C81-A160

1300

±25%

≈ 1500

≈ 0EP7-3C81

3C91

1300

±25%

≈ 1500

≈ 0EP7-3C91

3C94

±3%

≈ 29

≈ 880

EP7-3C94-E25

±3%

≈ 46

≈ 480

EP7-3C94-A40

±3%

≈ 73

≈ 270

EP7-3C94-A63

100

±3%

≈115

≈150

EP7-3C94-A100

160

±5%

≈184

≈ 90

EP7-3C94-A160

1200

±25%

≈ 1380

≈ 0EP7-3C94

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