ETD 44/22/15 Core B66365 22,5 _ 0,4 16,1+0,8 g ■ In accordance with IEC 61185 ■ Quality assurance per UTE 83313-003/ CECC 25 301-003 (material N27) ■ For SMPS transformers with optimum weight/performance ratio at small volume ■ ETD cores are supplied as single units Magnetic characteristics (per set) 15,2 _ 0,8 = 0,6 mm–1 = 103 mm = 173 mm2 = 172 mm2 = 17 800 mm3 15,2 _ 0,8 Σl/A le Ae A min Ve 32,5+1,6 _ 0,8 43,8 +1,2 Approx. weight 94 g/set FEK0057-6 Ungapped µe Material AL value nH A L1min P V nH W/set N27 3300 + 30/– 20 % 1560 2640 < 3,48 B66365-G-X127 (200 mT, 25 kHz, 100 °C) N87 3500 + 30/– 20 % 1650 2640 < 9,40 B66365-G-X187 (200 mT, 100 kHz, 100 °C) N97 1) 3600 + 30/– 20 % 1720 2640 < 8,00 B66365-G-X197 (200 mT, 100 kHz, 100 °C) Ordering code Gapped µe mm A L value approx. nH Ordering code ** = 27 (N27) ** = 87 (N87) 0,20 ± 0,02 0,50 ± 0,05 1,00 ± 0,05 1,50 ± 0,05 862 438 262 194 407 207 124 92 B66365-G200-X1** B66365-G500-X1** B66365-G1000-X1** B66365-G1500-X1** Material g N27, N87 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). 1) Preliminary data 488 08/01 ETD 44/22/15 Core B66365 Calculation factors (for formulas, see “E cores: general information”, page 382) Calculation of saturation current Material Relationship between air gap – A L value K1 (25 °C) K2 (25 °C) K3 (25 °C) K4 (25 °C) K3 (100 °C) K4 (100 °C) N27 262 – 0,74 420 – 0,847 391 – 0,865 N87 262 – 0,74 420 – 0,796 382 – 0,873 Validity range: K1, K2: 0,10 mm < s < 3,50 mm K3, K4: 110 nH < A L < 1060 nH 489 08/01 ETD 44/22/15 Accessories B66366 Coil former (magnetic axis horizontal) Material: GFR polyterephthalate, UL 94 V-0, insulation class to IEC 60085: B66366B: F = max. operating temperature 155 °C, color code black (Valox 420SE0; [E 45329 (M)]; General Electric Plastics) B66366W: H = max. operating temperature 180 °C, color code black (Rynite FR530; [E 69578 (M)]; E I DUPONT DE NEMOURS & CO INC) 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 databook 2001, chapter Processing Notes, page 158 Yoke Material: Stainless spring steel (0.4 mm) Sections AN (mm²) lN (mm) AR value (µΩ) Pins Ordering code 1 210 77.7 12.7 18 B66366B1018T001 B66366W1018T001 Yoke (ordering code per piece, 2 are required) B66366A2000 Coil former Yoke 49,6 max. 31,9 min. 17,7 max. 15,5 min. 38,4 max. _ 0,2 48 +0,5 51 max. 32,2 max. 29,5 min. 4,5±0,5 15±0,2 0,8 10±0,3 FEK0205-1 8 x 5,08 = 40,64 1,6+0,15 35,56±0,05 FEK0265-9 Hole arrangement View in mounting direction EPCOS AG 2003. Reproduction, publication and dissemination of this data sheet, enclosures hereto and the information contained therein without EPCOS’ prior express consent is prohibited. Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed. FER PMD ZUB E 18.09.03 Page 1 of 1 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 Genehmigung der EPCOS AG nicht gestattet. Mit den Angaben in dieser Broschüre werden die Bauelemente spezifiziert, keine Eigenschaften zugesichert. Bestellungen unterliegen den vom ZVEI empfohlenen Allgemeinen Lieferbedingungen für Erzeugnisse und Leistungen der Elektroindustrie, soweit nichts anderes vereinbart wird. Diese Broschüre ersetzt die vorige Ausgabe. Fragen über Technik, Preise und Liefermöglichkeiten richten Sie bitte an den Ihnen nächstgelegenen Vertrieb der EPCOS AG oder an unsere Vertriebsgesellschaften im Ausland. Bauelemente können aufgrund technischer Erfordernisse Gefahrstoffe enthalten. Auskünfte darüber bitten wir unter Angabe des betreffenden Typs ebenfalls über die zuständige Vertriebsgesellschaft einzuholen. Published by EPCOS AG Marketing Communications, P.O. Box 80 17 09, 81617 Munich, GERMANY EPCOS AG 2000. All Rights Reserved. Reproduction, publication and dissemination of this brochure and the information contained therein without EPCOS’ prior express consent is prohibited. The information contained in this brochure describes the type of component and shall not be considered as guaranteed characteristics. Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed. This brochure replaces the previous edition. For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or the international Representatives. Due to technical requirements components may contain dangerous substances. For information on the type in question please also contact one of our Sales Offices. 1