B66335-G-X187 datasheet(1/2 Pages) EPCOS

Part #	B66335-G-X187

Description	E 55/28/21 Core

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430 08/01

I In accordance with IEC 61246

I E cores are supplied as single units

Magnetic characteristics (per set)

Σl/A = 0,35 mm–1

le

= 124 mm

Ae

= 354 mm2

Amin = 351 mm2

Ve

= 43 900 mm3

Approx. weight 215 g/set

Ungapped

Gapped

The AL value in the table applies to a core set comprising one ungapped core (dimension g = 0) and

one gapped core (dimension g > 0).

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

Validity range:

K1, K2: 0,15 mm < s < 3,50 mm

K3, K4: 180 nH < AL < 1799 nH

Mate-

rial

AL value

nH

µe

AL1min

nH

PV

W/set

Ordering code

N27

5800 + 30/– 20 % 1610

4500

< 8,00 (200 mT, 25 kHz, 100°C) B66335-G-X127

N87

6400 + 30/– 20 % 1780

4500

< 3,80 (100 mT, 100 kHz, 100°C) B66335-G-X187

Mate-

rial

g

mm

AL value

approx.

nH

µe

Ordering code

** = 27 (N27)

** = 87 (N87)

N27,

0,50

± 0,05

843

234

B66335-G500-X1**

N87

1,00

± 0,05

496

138

B66335-G1000-X1**

1,50

± 0,05

364

101

B66335-G1500-X1**

2,00

± 0,05

292

81

B66335-G2000-X1**

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

496

– 0,764

836

– 0,847

781

– 0,865

N87

496

– 0,764

800

– 0,796

765

– 0,873

B66335

Core

E 55/28/21

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