Ferrites and accessories E 20/10/6 (EF 20) Cores and accessories Series/Type: B66311, B66206 Date: May 2017 EPCOS AG 2017. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without EPCOS prior express consent is prohibited. EPCOS AG is a TDK Group Company. E 20/10/6 (EF 20) Core B66311 To IEC 62317-8 Delivery mode: single units Magnetic characteristics (per set) 1 l/A= 1.44 mm l = 46.3 mm e 2 A = 32.1 mm e 2 A = 31.9 mm min 3 V = 1490 mm e Approx. weight 7.3 g/set Ungapped Material A value P Ordering code L e V nH W/set N30 2150 +30/20% 2460 B66311G0000X130 T46 7500 30% 8610 B66311F0000X146 N27 1300 +30/20% 1490 < 0.27 (200 mT, 25 kHz, 100 C) B66311G0000X127 N87 1470 +30/20% 1680 < 0.75 (200 mT, 100 kHz, 100 C) B66311G0000X187 N97 1500 +30/20% 1720 < 0.70 (200 mT, 100 kHz, 100 C) B66311G0000X197 Gapped (A values/air gaps examples) L Material g A value Ordering code L e approx. ** = 27 (N27) mm nH ** = 87 (N87) N27, 0.09 0.01 363 415 B66311G0090X1** N87 0.10 0.02 345 395 B66311G0100X1** 0.15 0.02 250 290 B66311G0150X1** 0.17 0.02 227 259 B66311G0170X1** 0.25 0.02 171 195 B66311G0250X1** 0.50 0.05 103 118 B66311G0500X1** 1.00 0.05 60 70 B66311G1000X1** The A value in the table applies to a core set comprising one ungapped core (dimension g = 0 mm) L and one gapped core (dimension g > 0 mm). Other A values/air gaps and materials available on request see Processing remarks on page 8. L Please read Cautions and warnings and 2 5/17 Important notes at the end of this document.