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
B65981Q0400K095 PQ50/50-N95-DG400 EPCOS - TDK Electronics	36	27.60000	Active	PQ	PQ 50 x 50	N95	-	400 nH	±10%	Distributed Gapped	-	3000	0.342	113	332	314	37630	Uncoated	0.984" (25.00mm)	1.969" (50.00mm)	1.260" (32.00mm)	Details
B64290L0674X038 FERRITE CORE TOROID 13.1UH T38 EPCOS - TDK Electronics	743	7.61000	Active	Toroid	-	T38	1.476" (37.50mm)	13.5 µH	±30%	Ungapped	-	10000	0.94	89.65	95.89	-	8597	Epoxy	0.638" (16.20mm)	-	-	Details
3067990841 67 ROD Fair-Rite Products Corp.	18,791	0.41000	Active	ROD	-	67	0.059" (1.50mm)	-	-	Ungapped	22	40	-	-	1.77	-	-	Uncoated	-	0.591" (15.00mm)	-	Details
B65883A0000R087 FERRITE CORE PQ 4.3UH N87 2PCS EPCOS - TDK Electronics	8,503	10.38000	Active	PQ	PQ 40 x 40	N87	-	4.3 µH	-20%, +30%	Ungapped	1680	2200	0.49	92.5	188.3	159.9	17430	Uncoated	0.783" (19.90mm)	1.594" (40.50mm)	1.102" (28.00mm)	Details
B64290L0719X065 FERRITE CORE TOROID 3.93UH T65 EPCOS - TDK Electronics	6,697	0.78740	Active	Toroid	-	T65	0.917" (23.30mm)	3.93 µH	±30%	Ungapped	-	5200	1.66	54.2	32.6	-	1763	Epoxy	0.354" (9.00mm)	-	-	Details
B64290L0730X087 FERRITE CORE TOROID 2.79UH N87 EPCOS - TDK Electronics	31	37.89000	Active	Toroid	-	N87	3.516" (89.30mm)	2.79 µH	±25%	Ungapped	-	2200	0.99	213.9	216.7	-	46360	Epoxy	0.573" (14.80mm)	-	-	Details
B64290L0615X038 FERRITE CORE TOROID 16.1UH T38 EPCOS - TDK Electronics	62	3.38000	Active	Toroid	-	T38	1.047" (26.60mm)	16.1 µH	±30%	Ungapped	-	10000	0.78	60.07	76.89	-	4619	Epoxy	0.638" (16.20mm)	-	-	Details
B65939A0000X022 FERRITE CORE PS N22 EPCOS - TDK Electronics	875	4.02000	Active	PS	PS 25 x 8.9	N22	0.976" (24.80mm)	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.350" (8.90mm)	-	-	Details
5978002701 78 TOROID Fair-Rite Products Corp.	12	2.62000	Active	Toroid	-	78	1.400" (35.56mm)	-	±25%	Ungapped	-	2300	-	89	79	-	7000	Uncoated	0.500" (12.70mm)	-	-	Details
B66291K0000X187 FERRITE CORE I N87 1PC EPCOS - TDK Electronics	2,275	6.12000	Active	I	I 43 x 4 x 28	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.161" (4.10mm)	1.700" (43.20mm)	1.098" (27.90mm)	Details
B65875B0000R087 FERRITE CORE PQ 3.1UH N87 2PCS EPCOS - TDK Electronics	55	3.58000	Active	PQ	PQ 20 x 16	N87	-	3.1 µH	-20%, +30%	Ungapped	1430	2200	0.579	37	64	57.6	2367	Uncoated	0.319" (8.10mm)	0.807" (20.50mm)	0.551" (14.00mm)	Details
B65541W0000Y038 FERRITE CORE P 9.8UH T38 2PCS EPCOS - TDK Electronics	1,462	3.64000	Active	P (Pot Core)	P 14 x 8	T38	0.563" (14.30mm)	9.8 µH	-30%, +40%	Ungapped	5710	10000	0.73	21	28.7	23.6	603	Uncoated	0.167" (4.25mm)	-	-	Details
5943000111 43 TOROID PARYLENE COATED Fair-Rite Products Corp.	1,668	0.17000	Active	Toroid	-	43	0.236" (6.00mm)	158 nH	±20%	Ungapped	-	800	6.3677	13	2.04	-	26.6	Parylene	0.067" (1.70mm)	-	-	Details
B66347G0000X197 FERRITE CORE EPCOS - TDK Electronics	107	4.11000	Active	ER	ER 42 x 22 x 15	N97	-	-	-	-	-	2300	0.58	99	170	170	16800	Uncoated	0.858" (21.80mm)	1.654" (42.00mm)	0.591" (15.00mm)	Details
B65807N0063A033 FERRITE CORE RM 63NH M33 2PCS EPCOS - TDK Electronics	4,352	4.40000	Active	RM	RM 6	M33	-	63 nH	±3%	Gapped	43.2	750	0.86	26.9	31.3	-	840	Uncoated	0.246" (6.25mm)	0.701" (17.90mm)	0.323" (8.20mm)	Details
B65819P0000R092 FERRITE CORE RM 2.6UH N92 2PCS EPCOS - TDK Electronics	5,201	1.83010	Active	RM	RM 7 LP	N92	-	2.6 µH	-20%, +30%	Ungapped	1070	1500	0.52	23.5	45.3	39.6	1060	Uncoated	0.193" (4.90mm)	0.799" (20.30mm)	-	Details
B65839A0000R030 FERRITE CORE EP 2UH N30 2PCS EPCOS - TDK Electronics	5,732	1.25000	Active	EP	EP 7	N30	-	2 µH	-20%, +30%	Ungapped	2430	4300	1.52	15.7	10.3	8.5	162	Uncoated	0.148" (3.75mm)	0.370" (9.40mm)	0.256" (6.50mm)	Details
B66285K0000X192 FERRITE CORE I N92 EPCOS - TDK Electronics	416	2.65000	Active	I	I 22 x 2.5 x 16	N92	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.098" (2.50mm)	0.858" (21.80mm)	0.622" (15.80mm)	Details
HF90T104X20X80 TOROIDAL CORE FOR COMMON MODE CH TDK Corporation	22	73.71000	Active	Toroid	-	-	-	-	-	Ungapped	-	5000	-	-	-	-	-	Epoxy	0.787" (20.00mm)	-	-	Details
PC95PQ32/20Z-12 FERRITE CORE PQ 9.12UH 2PC SET TDK Corporation	6,356	11.28000	Active	PQ	PQ 32 x 20	PC95	-	9.12 µH	±25%	Ungapped	-	-	0.33	55.5	170	-	9420	Uncoated	0.809" (20.55mm)	1.260" (32.00mm)	0.866" (22.00mm)	Details
B66315G0000X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	5,186	0.34050	Active	E	E 25.4 x 10 x 7	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.384" (9.78mm)	1.000" (25.40mm)	0.256" (6.50mm)	Details
B62152P0007X030 FERRITE CORE 2 HOLE 7.3UH N30 EPCOS - TDK Electronics	5,512	1.30000	Active	Multi-Hole (2)	-	N30	-	7.3 µH	±30%	Ungapped	-	4300	0.75	7.6	10.2	-	78	Parylene	0.246" (6.25mm)	0.287" (7.30mm)	0.167" (4.25mm)	Details
B66482G0000X149 FERRITE CORE ER N49 1PC EPCOS - TDK Electronics	228	2.81000	Active	ER	ER 23 x 5 x 13	N49	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.201" (5.10mm)	0.913" (23.20mm)	0.492" (12.50mm)	Details
B66361G0000X187 FERRITE CORE ETD N87 1PC EPCOS - TDK Electronics	5,384	1.61000	Active	ETD	ETD 34 x 17 x 11	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.689" (17.50mm)	1.339" (34.00mm)	0.433" (11.00mm)	Details

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