B66391 datasheet(2/4 Pages) EPCOS

tên linh kiện	B66391

Giải thích chi tiết về linh kiện	Ferrites and accessories

PDF	4 Pages

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09/06

Please read Cautions and warnings and

Important notes at the end of this document.

■ To IEC 62317-7

■ Round center leg particularly suitable

for use of thick winding wires or tapes

■ For compact winding design with

low leakage inductance

■ Delivery mode: single units

Magnetic characteristics (per set)

Σl/A= 0.49 mm–1

= 118 mm

= 243 mm2

Amin = 225 mm2

= 28700 mm3

Approx. weight 146 g/set

Ungapped

Calculation factors (for formulas, see “E cores: general information”)

Validity range:

K1, K2: 0.10 mm < s < 3.50 mm

K3, K4: 130 nH < AL < 1300 nH

Material

AL value

W/set

Ordering code

N27

3500 +30/–20%

1350

< 5.38 (200 mT, 25 kHz, 100 °C)

B66391G0000X127

Material

Relationship between

air gap – AL value

Calculation of saturation current

K1 (25 °C)

K2 (25 °C)

K3 (25 °C)

K4 (25 °C)

K3 (100 °C)

K4 (100 °C)

N27

342

–0.750

578

–0.847

540

–0.865

B66391

Core

ER 49/27/17

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