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4313-020-25640

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FERROXCUBE E CORE

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4313-020-25640 数据手册

Philips Components

Product speciﬁcation

EC cores and accessories

EC41

CORE SETS

handbook, halfpage

Effective core parameters

13.9

0.4

19.5

0.15

SYMBOL

PARAMETER

core factor (C1)

VALUE UNIT

0.735

mm⁻¹

10800 mm³

Σ(I/A)

V_e

effective volume

effective length

effective area

I_e

89.3

121

106

≈30

mm²

41.6 max

A_e

27.05 0.8

11.6 0.3

A_min

minimum area

mass of core half

11.6

0.3

MGC402

Dimensions in mm.

Fig.1 EC41 core half.

Core halves

A_Lmeasured in combination with an non-gapped core half, unless stated otherwise.

A_L

(nH)

AIR GAP

(µm)

GRADE

µ_e

≈59

TYPE NUMBER

EC41-3C81-E100

3C81

100 ±3%⁽¹⁾

160 ±3%⁽¹⁾

250 ±3%⁽¹⁾

315 ±5%

≈2200

≈1220

≈705

≈530

≈390

≈0

≈94

≈147

≈186

≈236

≥1640

≈59

EC41-3C81-E160

EC41-3C81-E250

EC41-3C81-A315

EC41-3C81-A400

EC41-3C81

400 ±5%

≥2800

3C85

100 ±3%⁽¹⁾

160 ±3%⁽¹⁾

250 ±3%⁽¹⁾

315 ±5%

≈2200

≈1220

≈705

≈530

≈390

≈0

EC41-3C81-E100

EC41-3C81-E160

EC41-3C81-E250

EC41-3C81-A315

EC41-3C81-A400

EC41-3C85

≈94

≈147

≈186

≈1580

400 ±5%

2700 ±25%

Note

1. Measured in combination with an equal gapped core half (symmetrical air gap).

Properties of core sets under power conditions

B (mT) at

CORE LOSS (W) at

H = 250 A/m;

f = 25 kHz;

T = 100 °C

f = 25 kHz;

B = 200 mT;

T = 100 °C

f = 100 kHz;

B = 100 mT;

T = 100 °C

GRADE

3C81

3C85

≥320

≤2.2

≤1.7

−

≤2.0

1997 Nov 21

271

12 3 4

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