Ferrites and accessories E 32/16/9 (EF 32) Core and accessories Series/Type: B66229, B66230 Date: March 2011 a~~=pa~~=p EPCOS AG 2011. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without EPCOS prior express consent is prohibited.E 32/16/9 (EF 32) Core B66229 To IEC 61246 Delivery mode: single units Magnetic characteristics (per set) 1 l/A = 0.89 mm l = 74 mm e 2 A = 83 mm e 2 A = 81.4 mm min 3 V = 6140 mm e Approx. weight 30 g/set Ungapped Material A value P Ordering code L e V nH W/set N30 3800 +30/20% 2690 B66229G0000X130 N27 2100 +30/20% 1480 < 1.10 (200 mT, 25 kHz, 100 C) B66229G0000X127 N87 2300 +30/20% 1630 < 3.00 (200 mT, 100 kHz, 100 C) B66229G0000X187 Gapped Material g A value Ordering code L e approx. ** = 27 (N27) mm nH ** = 87 (N87) N27 0.50 0.05 244 172 B66229G0500X1** N87 1.00 0.05 145 103 B66229G1000X1** The A value in the table applies to a core set comprising one ungapped core (dimension g = 0) and L one gapped core (dimension g > 0). Calculation factors (for formulas, see E cores: general information) Material Relationship between Calculation of saturation current air gap A value L K1 (25 C) K2 (25 C) K3 (25 C) K4 (25 C) K3 (100 C) K4 (100 C) N27 145 0.748 212 0.847 196 0.865 N87 145 0.748 208 0.796 191 0.873 Validity range: K1, K2: 0.10 mm < s < 2.50 mm K3, K4: 70 nH < A < 710 nH L Please read Cautions and warnings and 2 03/11 Important notes at the end of this document.
