Ferrite Cores

Mfr Part #	Qty	Price	Product Status	Core Type	Supplier Device Package	Material	Diameter	Inductance Factor (Al)	Tolerance	Gap	Effective Permeability (µe)	Initial Permeability (µi)	Core Factor (ΣI/A) mm<sup>-1</sup>	Effective Length (le) mm	Effective Area (Ae) mm²	Minimum Core Cross Section (Amin) mm²	Effective Magnetic Volume (Ve) mm³	Finish	Height	Length	Width
B66381G0000X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	3,997	2.34000	Active	E	E 40 x 16 x 12	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.650" (16.50mm)	1.598" (40.60mm)	0.492" (12.50mm)	Details
B64290L0022X830 FERRITE CORE TOROID 5UH N30 EPCOS - TDK Electronics	3,589	5.96000	Active	Toroid	-	N30	1.717" (43.60mm)	5 µH	±25%	Ungapped	-	4300	1.08	103	95.75	-	9862	Epoxy	0.535" (13.60mm)	-	-	Details
B66363G0200X187 FERRITE CORE ETD N87 1PC EPCOS - TDK Electronics	293	2.97000	Active	ETD	ETD 39 x 20 x 13	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.787" (20.00mm)	1.531" (38.90mm)	0.504" (12.80mm)	Details
9498103002 98 E CORE SET Fair-Rite Products Corp.	5,257	0.58000	Active	E	-	-	-	-	±25%	Ungapped	-	2400	181	39.9	22	21.6	878	Uncoated	0.315" (8.00mm)	0.748" (19.00mm)	0.189" (4.80mm)	Details
B66335G1500X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	3,927	3.83670	Active	E	E 55 x 28 x 21	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	1.094" (27.80mm)	2.165" (55.00mm)	0.827" (21.00mm)	Details
9595282802 95 EER CORE SET Fair-Rite Products Corp.	2,764	1.90000	Active	EER	-	95	-	-	±25%	Ungapped	-	3000	73	62.9	85.9	77	5398	Uncoated	0.551" (14.00mm)	1.122" (28.50mm)	-	Details
T60006L2045V102 NANOCRYSTALLINE CORE, 45X30X15, VACUUMSCHMELZE	8,890	14.52000	Active	Toroid	-	-	1.906" (48.40mm)	87.6 µH	-	Ungapped	-	-	-	118	85.5	-	-	Uncoated	0.717" (18.20mm)	-	-	Details
B65841A0250E038 FERRITE CORE EP 250NH T38 2PCS EPCOS - TDK Electronics	3,760	0.89780	Active	EP	EP 10	T38	-	250 nH	±7%	Gapped	338	2300	1.7	19.2	11.3	8.5	217	Uncoated	0.205" (5.20mm)	0.465" (11.80mm)	0.309" (7.85mm)	Details
B66481G0000X608 EQ25/6-PC200 EPCOS - TDK Electronics	2,785	3.18000	Active	-	-	PC200	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	Details
5977000501 77 TOROID Fair-Rite Products Corp.	513	1.49000	Active	Toroid	-	77	0.825" (20.96mm)	-	±25%	Ungapped	-	2000	-	52	46	-	2360	Uncoated	0.468" (11.89mm)	-	-	Details
PC47EPC25-Z FERRITE CORE EPC 1.56UH 2PC SET TDK Corporation	7,713	1.44480	Active	EPC	EPC 25	PC47	-	1.56 µH	±25%	Ungapped	-	-	1.4	56.3	40.4	-	2280	Uncoated	0.492" (12.50mm)	0.988" (25.10mm)	0.315" (8.00mm)	Details
B65982Q0400K097 PQ65/60-N97-DG400 EPCOS - TDK Electronics	14	55.48000	Active	PQ	PQ 65 x 60	N97	-	400 nH	±10%	Distributed Gapped	-	-	0.228	137	171	531	81950	Uncoated	1.181" (30.00mm)	2.559" (65.00mm)	1.772" (45.00mm)	Details
B66421G0000X197 FERRITE CORE EFD N97 1PC EPCOS - TDK Electronics	5,808	1.23000	Active	EFD	EFD 25 x 13 x 9	N97	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.492" (12.50mm)	0.984" (25.00mm)	0.358" (9.10mm)	Details
B65839A0250E087 FERRITE CORE EP 250NH N87 2PCS EPCOS - TDK Electronics	7,664	0.50810	Active	EP	EP 7	N87	-	250 nH	±7%	Gapped	303	2200	1.52	15.7	10.3	8.5	162	Uncoated	0.148" (3.75mm)	0.370" (9.40mm)	0.256" (6.50mm)	Details
5943001601 43 TOROID Fair-Rite Products Corp.	680	1.69000	Active	Toroid	-	43	-	-	±20%	Ungapped	-	800	-	76	47	-	3530	Uncoated	-	-	0.311" (7.90mm)	Details
9598282802 98 EER CORE SET Fair-Rite Products Corp.	2,397	1.69000	Active	EER	-	-	-	-	±25%	Ungapped	-	2400	73	62.9	85.9	77	5398	Uncoated	0.551" (14.00mm)	1.122" (28.50mm)	-	Details
5678302021 78 POT CORE SET Fair-Rite Products Corp.	6,371	2.55000	Active	PS	-	78	1.181" (30.00mm)	-	±25%	Ungapped	-	2300	35.6	45.3	127	-	5750	Uncoated	-	-	-	Details
B66434G0000X187 FERRITE CORE EV N87 1PC EPCOS - TDK Electronics	3,241	0.38040	Active	EV	EV 15 x 9 x 7	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.354" (9.00mm)	0.573" (14.80mm)	0.275" (7.00mm)	Details
PC95ER14/4.5/9-Z FERRITE CORE ER 2.55UH 2PC SET TDK Corporation	34	0.88000	Active	ER	EI 14 x 4.5 x 9	PC95	-	2.55 µH	±25%	Ungapped	-	-	0.68	22.7	15.4	21.2	349	Uncoated	0.089" (2.25mm)	0.545" (13.85mm)	0.354" (9.00mm)	Details
B66367G0500X127 FERRITE CORE ETD N27 1PC EPCOS - TDK Electronics	122	5.44000	Active	ETD	ETD 49 x 25 x 16	N27	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.980" (24.90mm)	1.909" (48.50mm)	0.657" (16.70mm)	Details
B65881A0000R092 FERRITE CORE PQ 3.3UH N92 2PCS EPCOS - TDK Electronics	1	15.26000	Active	PQ	PQ 35 x 35	N92	-	3.3 µH	-20%, +30%	Ungapped	1225	1500	0.467	79.2	169.7	146.5	13440	Uncoated	0.685" (17.40mm)	1.382" (35.10mm)	1.024" (26.00mm)	Details
B66344G2500X127 FERRITE CORE E N27 1PC EPCOS - TDK Electronics	8,767	5.41800	Active	E	E 55 x 28 x 25	N27	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	1.094" (27.80mm)	2.165" (55.00mm)	0.984" (25.00mm)	Details
B65525J0100A087 FERRITE CORE EPCOS - TDK Electronics	7,217	0.71160	Active	ER	ER 11 x 5	N87	-	-	-	Gapped	-	2200	1.1	14.1	12.4	10.3	174	Uncoated	0.098" (2.50mm)	0.433" (11.00mm)	0.236" (6.00mm)	Details
B64290L0658X038 FERRITE CORE TOROID 4.42UH T38 EPCOS - TDK Electronics	2,330	0.80000	Active	Toroid	-	T38	0.594" (15.10mm)	4.42 µH	±30%	Ungapped	-	10000	2.84	34.98	12.3	-	430	Epoxy	0.236" (6.00mm)	-	-	Details

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