04340434| Datasheet

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E 70/33/32 Core
I E cores are supplied as single units

B66371

Magnetic characteristics (per set)

l/A le Ae A min Ve

= 0,22 mm 1 = 149 mm = 683 mm2 = 676 mm2 = 102 000 mm3

Approx. weight 514 g/set

Ungapped Material N27 N87 A L value nH

ue

A L1min PV nH W/set < 19,00 (200 mT, 25 kHz, 100 C) < 9,50 (100 mT, 100 kHz, 100 C)

Ordering code B66371-G-X127 B66371-G-X187

8850 + 30/ 20 % 1530 7200 9700 + 30/ 20 % 1700 7200

Gapped Material N27 g mm 1,50 0,05 A L value approx. nH 655

ue
113

Ordering code B66371-G1500-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 N87 Validity range: 903 903 K2 (25 C) 0,789 0,789 Calculation of saturation current K3 (25 C) 1568 1485 K4 (25 C) 0,847 0,796 K3 (100 C) K4 (100 C) 1470 1438 0,865 0,873

K1, K2: 0,20 mm < s < 5,00 mm K3, K4: 290 nH < A L < 2880 nH

434 08/01

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04340434 DATASHEET