2

06/13

Please read Cautions and warnings and

Important notes at the end of this document.

■

Size based on US lam. size E cores

US designation E 187

■

E cores with high permeability

for common-mode chokes and

broadband applications

■

Delivery mode: single units

Magnetic characteristics (per set)

= 39.6 mm

Approx. weight 4.4 g/set

Ungapped

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

Validity range:

K1, K2: 0.10 mm < s < 2.00 mm

Material

nH



e

W/set

Ordering code

N30

1700 +30/–20%

2380

B66379G0000X130

T46

5800

30%

8120

B66379F0000X146

N27

1050 +30/–20%

1470

< 0.18 (200 mT, 25 kHz, 100 °C)

B66379G0000X127

N87

1150 +30/–20%

1610

< 0.50 (200 mT, 100 kHz, 100 °C)

B66379G0000X187

Material

Relationship between

Calculation of saturation current

K1 (25 °C)

K2 (25 °C)

K3 (25 °C)

K4 (25 °C)

K3 (100 °C)

K4 (100 °C)

N27

46.4

–0.697

63.3

–0.847

57.9

–0.865

N87

46.4

–0.697

64.1

–0.796

56.1

–0.873

B66379

Core

E 19/8/5