05010501| Datasheet

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EC 41/20/12 Core
I In accordance with IEC 60647 I Compact E core with large winding window I Round center leg particularly suitable

B66339

for use of thick winding wires
I EC cores are supplied as single units

Magnetic characteristics (per set)

l/A le Ae A min Ve

= 0,74 mm 1 = 89,3 mm = 121 mm2 = 106 mm2 = 10 800 mm3

Approx. weight 52 g/set

Ungapped Material N27 A L value nH

A L1min PV nH W/set

Ordering code

2700 + 30/ 20 % 1580 2130

< 1,80 B66339-G-X127 (200 mT, 25 kHz, 100 C)

Gapped Material N27 g mm 0,25 0,02 0,50 0,05 AL value approx. nH 470 281

ue
275 165

Ordering code B66339-G250-X127 B66339-G500-X127

The A L 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) Material Relationship between air gap A L value K1 (25 C) N27 Validity range: 168 K2 (25 C) 0,742 Calculation of saturation current K3 (25 C) 300 K4 (25 C) 0,847 K3 (100 C) K4 (100 C) 279 0,865

K1, K2: 0,10 mm < s < 2,50 mm K3, K4: 90 nH < A L < 850 nH

501 08/01