P18-3C81-A250 datasheet(2/4 Pages) FERROXCUBE

Part #	P18-3C81-A250

Description	P cores and accessories

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Manufacturer	FERROXCUBE [Ferroxcube International Holding B.V.]

Direct Link	http://www.ferroxcube.com

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2 / 4 page

2008 Sep 01

976

Ferroxcube

P cores and accessories

P18/11/I

CORE SETS

Effective core parameters

SYMBOL

PARAMETER

VALUE

UNIT

Σ(I/A)

core factor (C1)

0.560

mm−1

Ve

effective volume

1270

mm3

Ie

effective length

26.7

mm

Ae

effective area

47.5

mm2

Amin

minimum area

37.5

mm2

m

mass of set

≈ 7g

handbook, halfpage

7.2

+0.4/−0

MGB573

10.6

± 0.15

7.4

± 0.15

15.1

± 0.25

17.9

± 0.3

3.8

± 0.6

13.4

± 0.3

0.5

± 0.13

Fig.1 P18/11/I core set.

Dimensions in mm.

Core sets for general purpose transformers and power applications

Clamping force for AL measurements, 30

±10 N.

GRADE

AL

(nH)

µe

AIR GAP

(

µm)

TYPE NUMBER

3C81

160

±3%

≈ 72

≈ 450

P18/11/I-3C81-A160

250

±3%

≈ 112

≈ 260

P18/11/I-3C81-A250

315

±3%

≈ 141

≈ 200

P18/11/I-3C81-A315

400

±3%

≈ 179

≈ 150

P18/11/I-3C81-A400

630

±5%

≈ 282

≈ 90

P18/11/I-3C81-A630

4200

±25%

≈ 1880

≈ 0

P18/11/I-3C81

3C91

4200

±25%

≈ 1880

≈ 0

P18/11/I-3C91

3F3

160

±3%

≈ 72

≈ 450

P18/11/I-3F3-A160

250

±3%

≈ 112

≈ 260

P18/11/I-3F3-A250

315

±3%

≈ 141

≈ 200

P18/11/I-3F3-A315

400

±3%

≈ 179

≈ 150

P18/11/I-3F3-A400

630

±5%

≈ 282

≈ 90

P18/11/I-3F3-A630

3110

±25%

≈ 1390

≈ 0

P18/11/I-3F3

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P18-3C81-A250 Datasheet(PDF) 2 Page - Ferroxcube International Holding B.V.

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