B66219 datasheet(2/3 Pages) EPCOS

2 / 3 page

396 08/01

I E cores are supplied as single units

Magnetic characteristics (per set)

Σl/A = 2,19 mm–1

= 33,9 mm

= 15,5 mm2

Amin = 13,1 mm2

= 525 mm3

Approx. weight 2,8 g/set

Ungapped

Calculation factors (for formulas, see “E cores: general information”, page 382)

Validity range:

K1, K2: 0,03 mm < s < 1,00 mm

K3, K4: 30 nH < AL < 260 nH

Material

AL value

µe

AL1min

W/set

Ordering code

N30

1250 + 30/– 20 % 2170

B66219-G-X130

N27

860 + 30/– 20 % 1490 570

< 0,11

(200 mT, 25 kHz, 100 °C)

B66219-G-X127

N41

1050 + 30/– 20 % 1820 630

< 0,11

(200 mT, 25 kHz, 100 °C)

B66219-G-X141

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

36,8

– 0,712

44,6

– 0,847

40,8

– 0,865

B66219

Core

E 14/8/4

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