Datasheet > 4322-021-01640

4322-021-01640

更新时间： 2024-09-17 23:21:27

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BOBBIN ETD34 1SEC 14PIN

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4322-021-01640 数据手册

Philips Components

Product speciﬁcation

ETD cores and accessories

ETD34

CORE SETS

Effective core parameters

handbook, halfpage

11.8

SYMBOL

PARAMETER

core factor (C1)

VALUE UNIT

0.6

17.3

0.2

Σ(I/A)

V_e

0.810

7640

78.6

97.1

91.6

≈20

mm⁻¹

mm³

mm²

effective volume

effective length

effective area

I_e

A_e

25.6

11.1

1.6

1.4

0.6

A_min

minimum area

mass of core half

0.6

11.1

MGC176

Dimensions in mm.

Fig.1 ETD34 core half.

Core halves

Clamping force 40 ±20 N. Gapped cores are available on request.

A_L

(nH)

AIR GAP

(µm)

GRADE

µ_e

TYPE NUMBER

3C30

3C85

3C90

3F3

2200 ±25%

2700 ±25%

2500 ±25%

≈1500

≈1870

≈1750

≈0

ETD34-3C30

ETD34-3C85

ETD34-3C90

ETD34-3F3

Properties of core sets under power conditions

B (mT) at

CORE LOSS (W) at

f = 100 kHz;

H = 250 A/m;

f = 25 kHz;

T = 100 °C

f = 25 kHz;

B = 200 mT;

T = 100 °C

f = 400 kHz;

GRADE

B = 100 mT;

T = 100 °C

B = 50 mT;

T = 100 °C

3C30

3C85

3C90

3F3

≥360

≥320

≥330

≥320

≤0.80

≤1.10

≤0.80

−

≤0.90

≤1.30

≤0.90

−

≤1.6

1997 Nov 21

358

12 3 4 5

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