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
B64290L0647X065 FERRITE CORE TOROID 6.8UH T65 EPCOS - TDK Electronics	600	4.45000	Active	Toroid	-	T65	1.220" (31.00mm)	6.8 µH	±30%	Ungapped	-	5200	0.96	73.78	76.98	-	5680	Epoxy	0.634" (16.10mm)	-	-	Details
B65651D0100A033 FERRITE CORE P 100NH M33 2PCS EPCOS - TDK Electronics	4,017	7.08000	Active	P (Pot Core)	P 18 x 11	M33	0.724" (18.40mm)	100 nH	±3%	Gapped	48	750	0.6	25.9	43	-	1114	Uncoated	0.209" (5.30mm)	-	-	Details
B66347G0000X187 FERRITE CORE ER N87 1PC EPCOS - TDK Electronics	4,184	3.12000	Active	ER	ER 42 x 22 x 15	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.858" (21.80mm)	1.654" (42.00mm)	0.591" (15.00mm)	Details
B64290A0618X035 FERRITE CORE TOROID 5.4UH T35 EPCOS - TDK Electronics	1,523	1.04970	Active	Toroid	R 25.3 x 14.8 x 10	T35	0.996" (25.30mm)	5.4 µH	±25%	Ungapped	-	5000	1.17	60.07	51.26	-	3079	Uncoated	0.394" (10.00mm)	-	-	Details
B65843P0250J038 FERRITE CORE EPO 250NH T38 2PCS EPCOS - TDK Electronics	5,941	1.16580	Active	EPO	EPO 13	T38	-	250 nH	±5%	Gapped	266	2300	1.34	25.8	19.3	14.9	498	Uncoated	0.256" (6.50mm)	0.504" (12.80mm)	0.291" (7.40mm)	Details
3061990891 61 ROD Fair-Rite Products Corp.	2,838	1.40000	Active	ROD	-	61	0.197" (5.00mm)	-	-	Ungapped	24	125	-	-	19.6	-	-	Uncoated	-	1.378" (35.00mm)	-	Details
B65803P0000R087 FERRITE CORE RM 1.3UH N87 2PCS EPCOS - TDK Electronics	3,999	2.82000	Active	RM	RM 4 LP	N87	-	1.3 µH	-20%, +30%	Ungapped	1230	2200	1.2	17.3	14.5	11.3	251	Uncoated	0.154" (3.90mm)	0.433" (11.00mm)	0.181" (4.60mm)	Details
B66453K0000X192 FERRITE CORE I N92 EPCOS - TDK Electronics	964	2.07000	Active	I	I 18 x 2 x 10	N92	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.079" (2.00mm)	0.709" (18.00mm)	0.394" (10.00mm)	Details
B66457G0000X149 FERRITE CORE ELP N49 EPCOS - TDK Electronics	1,191	3.38000	Active	ELP	ELP 32 x 6 x 20	N49	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.250" (6.35mm)	1.250" (31.75mm)	0.801" (20.35mm)	Details
PC95SP110X40X20 FERRITE CORE SP 1PCS TDK Corporation	9,237	48.38000	Active	SP	SP 110 x 40 x 20	PC95	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.787" (20.00mm)	4.331" (110.00mm)	1.575" (40.00mm)	Details
B65839A0250E057 FERRITE CORE EP 250NH T57 2PCS EPCOS - TDK Electronics	9,299	0.59450	Active	EP	EP 7	T57	-	250 nH	±7%	Gapped	303	4000	1.52	15.7	10.3	8.5	162	Uncoated	0.148" (3.75mm)	0.370" (9.40mm)	0.256" (6.50mm)	Details
7878400421 78 PLANAR EI CORE SET Fair-Rite Products Corp.	348	1.78000	Active	E	-	78	-	-	±25%	Ungapped	-	2300	27	35.2	130	129	4570	Uncoated	0.250" (6.35mm)	1.250" (31.75mm)	0.800" (20.32mm)	Details
B64290L0626X830 FERRITE CORE TOROID 3.42UH N30 EPCOS - TDK Electronics	216	2.06000	Active	Toroid	-	N30	0.937" (23.80mm)	3.42 µH	±25%	Ungapped	-	4300	1.59	56.82	35.78	-	2033	Epoxy	0.402" (10.20mm)	-	-	Details
B65843P0000R045 FERRITE CORE EPCOS - TDK Electronics	1,556	1.05110	Active	EP	-	N45	-	-	-	-	-	3800	1.24	24.2	19.5	14.9	472	Uncoated	0.256" (6.50mm)	0.504" (12.80mm)	0.354" (9.00mm)	Details
B64290L0616X087 FERRITE CORE TOROID 4.68UH N87 EPCOS - TDK Electronics	947	4.13000	Active	Toroid	-	N87	1.047" (26.60mm)	4.68 µH	±25%	Ungapped	-	2200	0.59	60.07	102.5	-	6157	Epoxy	0.839" (21.30mm)	-	-	Details
B65805J0000R087 FERRITE CORE RM 2UH N87 2PCS EPCOS - TDK Electronics	300	2.76000	Active	RM	RM 5	N87	-	2 µH	-20%, +30%	Ungapped	1480	2200	0.93	22.1	23.8	18	526	Uncoated	0.207" (5.25mm)	0.575" (14.60mm)	0.268" (6.80mm)	Details
B65807N0160G048 FERRITE CORE RM N48 2PCS EPCOS - TDK Electronics	1,520	3.76000	Active	RM	RM 6	N48	-	-	-	Gapped	-	-	0.86	26.9	31.3	-	840	Uncoated	0.246" (6.25mm)	0.701" (17.90mm)	0.323" (8.20mm)	Details
B66894G0000X197 FERRITE CORES EPCOS - TDK Electronics	6,375	44.36000	Active	E	E 100/60/28	N95	-	-	-20%, +30%	Ungapped	2020	-	0.373	274	735	690	201390	Uncoated	2.339" (59.40mm)	3.949" (100.30mm)	1.083" (27.50mm)	Details
6698272021 98 PQ CORE SET Fair-Rite Products Corp.	6,609	1.85000	Active	PQ	-	-	-	-	±25%	Ungapped	-	2400	37.2	44.8	120.3	113.1	5385	Uncoated	-	-	0.748" (19.00mm)	Details
B65813J0000R041 FERRITE CORE RM 5.5UH N41 2PCS EPCOS - TDK Electronics	24	4.76000	Active	RM	RM 10	N41	-	5.5 µH	-20%, +30%	Ungapped	1960	2800	0.45	44	98	90	4310	Uncoated	0.368" (9.35mm)	1.122" (28.50mm)	0.531" (13.50mm)	Details
B66387G1500X127 FERRITE CORE E N27 1PC EPCOS - TDK Electronics	10	13.56000	Active	E	E 65 x 32 x 27	N27	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	1.291" (32.80mm)	2.559" (65.00mm)	1.079" (27.40mm)	Details
B66295K0000X187 FERRITE CORE I N87 EPCOS - TDK Electronics	560	14.80000	Active	I	I 64 x 5 x 50	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.201" (5.10mm)	2.520" (64.00mm)	2.000" (50.80mm)	Details
T60006L2080V091 NANOCRYSTALLINE CORE, 80X50X20, VACUUMSCHMELZE	6,534	73.28000	Active	Toroid	-	-	3.378" (85.80mm)	9.67 µH	-	Ungapped	-	-	-	204	228	-	-	Uncoated	1.004" (25.50mm)	-	-	Details
B66411G0000X187 FERRITE CORE EFD N87 1PC EPCOS - TDK Electronics	13,295	0.93000	Active	EFD	EFD 10 x 5 x 3	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.205" (5.20mm)	0.413" (10.50mm)	0.106" (2.70mm)	Details

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