05000500| Datasheet

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EC 35/17/10 Core EC cores
I In accordance with IEC 60647 I Compact E core with large winding window I Round center leg particularly suitable

B66337
EC 35/17/10 through EC 70/35/16

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

= 0,92 mm 1 = 77,4 mm = 84,3 mm2 = 71 mm2 = 6 530 mm3

Approx. weight 36 g/set

Ungapped Material N27 A L value nH

A L1min PV nH W/set

Ordering code

2100 + 30/ 20 % 1530 1710

< 1,10 B66337-G-X127 (200 mT, 25 kHz, 100 C)

Gapped Material N27 g mm 0,10 0,02 0,25 0,02 0,50 0,05 1,00 0,05 AL value approx. nH 651 336 203 123

ue
475 245 148 90

Ordering code B66337-G100-X127 B66337-G250-X127 B66337-G500-X127 B66337-G1000-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: 123 K2 (25 C) 0,724 Calculation of saturation current K3 (25 C) 214 K4 (25 C) 0,847 K3 (100 C) K4 (100 C) 198 0,865

K1, K2: 0,10 mm < s < 2,50 mm K3, K4: 70 nH < A L < 680 nH 500 08/01