B66329
B66329 is Core manufactured by EPCOS.
..
E 42/21/20 Core
I In accordance with IEC 61246 I E cores are supplied as single units
Magnetic characteristics (per set)
Σl/A le Ae A min Ve
= 0,41 mm- 1 = 97 mm = 234 mm2 = 229 mm2 = 22 700 mm3
Approx. weight 116 g/set
Ungapped Mate- AL value n H rial N27 N87
µe
A L1min P V n H W/set
Ordering code
4750 + 30/- 20 % 1560 3800 5200 + 30/- 20 % 1690 3800
< 4,40 (200 m T, 25 k Hz, 100 °C) B66329-G-X127 < 12,00 (200 m T, 100 k Hz, 100 °C) B66329-G-X187
Gapped Mate- g rial mm N27 0,25 ± 0,02 0,50 ± 0,05 1,00 ± 0,05 1,50 ± 0,05 AL value approx. n H 1029 603 354 259
µe
338 198 116 85
Ordering code B66329-G250-X127 B66329-G500-X127 B66329-G1000-X127 B66329-G1500-X127
The A L value in the table applies to a core set prising 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: 354 354 K2 (25 °C)
- 0,770
- 0,770 Calculation of saturation current K3 (25 °C) 574 555 K4 (25 °C)
- 0,847
- 0,796 K3 (100 °C) K4 (100 °C) 534 521
- 0,865
- 0,873
K1, K2 : 0,10 mm < s < 3,00 mm K3, K4 : 160 n H < A L < 1500 n H 427 08/01
E 42/21/20 Accessories
Coil former Material: GFR polyterephthalate (UL 94 V-0, insulation class to IEC 60085: F max. operating temperature 155 °C), color code black Solderability: to IEC 60068-2-20, test Ta, method 1 (aging 3): 235 °C, 2 s Resistance to soldering heat: to IEC 60068-2-20, test Tb, method 1B: 350 °C, 3,5 s Winding: see “ Processing Notes”, page 159 Sections 1 AN mm2 172 l N mm 100 A R value µΩ 20 Pins 18 Ordering code B66243-A1018-T1
B66243
Hole arrangement View in mounting direction
428 08/01
Herausgegeben von EPCOS AG Marketing Kommunikation, Postfach 80 17 09, 81617 München, DEUTSCHLAND EPCOS AG 2000. Alle Rechte vorbehalten. Vervielfältigung, Veröffentlichung, Verbreitung und Verwertung dieser Broschüre und ihres Inhalts ohne ausdrückliche...
