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
B65805C0063A033 FERRITE CORE RM 63NH M33 2PCS EPCOS - TDK Electronics	7,811	1.44040	Active	RM	RM 5	M33	-	63 nH	±3%	Gapped	50.2	750	1	20.8	20.8	-	433	Uncoated	0.207" (5.25mm)	0.575" (14.60mm)	0.268" (6.80mm)	Details
B65933A0000X022 FERRITE CORE PS N22 1PC EPCOS - TDK Electronics	4,553	2.24000	Active	PS	PS 7.35 x 3.6	N22	0.289" (7.35mm)	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.142" (3.60mm)	-	-	Details
B66397Q0100K187 ETD59/31/22-N87-DG100 EPCOS - TDK Electronics	4,607	13.08000	Active	ETD	ETD 59 x 31 x 22	N87	-	100 nH	±10%	Distributed Gapped	-	-	0.38	139	368	368	51200	Uncoated	0.870" (22.10mm)	2.354" (59.80mm)	0.870" (22.10mm)	Details
4061266011 61 SOLID ROD Fair-Rite Products Corp.	774	1.39000	Active	ROD	-	61	0.250" (6.35mm)	-	-	Ungapped	-	125	-	-	-	-	-	Uncoated	-	1.500" (38.10mm)	-	Details
B65541D0250A048 FERRITE CORE P 250NH N48 2PCS EPCOS - TDK Electronics	2,944	1.28720	Active	P (Pot Core)	P 14 x 8	N48	0.563" (14.30mm)	250 nH	±3%	Gapped	159	-	0.8	20	25	20	500	Uncoated	0.167" (4.25mm)	-	-	Details
B66453G0000X192 FERRITE CORE ELP N92 1PC EPCOS - TDK Electronics	524	2.07000	Active	ELP	ELP 18 x 4 x 10	N92	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.157" (4.00mm)	0.709" (18.00mm)	0.394" (10.00mm)	Details
B64290L0045X037 FERRITE CORE TOROID 4.19UH T37 EPCOS - TDK Electronics	3,718	0.92000	Active	Toroid	-	T37	0.677" (17.20mm)	4.19 µH	±25%	Ungapped	-	6500	1.95	38.52	19.73	-	760	Epoxy	0.287" (7.30mm)	-	-	Details
B65807P0000R092 FERRITE CORE RM 2.3UH N92 2PCS EPCOS - TDK Electronics	4,515	1.56540	Active	RM	RM 6 LP	N92	-	2.3 µH	-20%, +30%	Ungapped	1060	1500	0.58	21.8	37.5	31.2	820	Uncoated	0.177" (4.50mm)	0.701" (17.90mm)	0.323" (8.20mm)	Details
6698322121 98 PQ CORE SET Fair-Rite Products Corp.	3,845	2.86000	Active	PQ	-	-	-	-	±25%	Ungapped	-	2400	32.7	53.7	164.2	140.4	8821	Uncoated	-	1.260" (32.00mm)	0.866" (22.00mm)	Details
B65981Q0250K097 PQ50/50-N97-DG250 EPCOS - TDK Electronics	23	22.10000	Active	PQ	PQ 50 x 50	N97	-	250 nH	±10%	Distributed Gapped	-	-	0.342	113	332	314	37630	Uncoated	0.984" (25.00mm)	1.969" (50.00mm)	1.260" (32.00mm)	Details
B66311G0170X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	6,904	0.90000	Active	E	E 20 x 10 x 6	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.394" (10.00mm)	0.803" (20.40mm)	0.232" (5.90mm)	Details
B65885A0000R097 FERRITE CORE PQ 2.45UH N97 2PCS EPCOS - TDK Electronics	1,145	2.73000	Active	PQ	PQ 16 x 11.6	N97	-	2.45 µH	-20%, +30%	Ungapped	1250	2300	0.641	27	42.1	38.5	1136	Uncoated	0.228" (5.80mm)	0.646" (16.40mm)	0.441" (11.20mm)	Details
B66358G1000X187 FERRITE CORE ETD N87 1PC EPCOS - TDK Electronics	900	1.79000	Active	ETD	ETD 29 x 16 x 10	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.630" (16.00mm)	1.205" (30.60mm)	0.386" (9.80mm)	Details
5943001201 43 TOROID Fair-Rite Products Corp.	283	1.93000	Active	Toroid	-	43	1.142" (29.00mm)	-	±20%	Ungapped	-	800	-	73	68	-	5000	Uncoated	0.545" (13.84mm)	-	-	Details
B66379F0000X146 FERRITE CORE E T46 1PC EPCOS - TDK Electronics	1,571	0.94000	Active	E	E 19 x 8 x 5	T46	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.315" (8.00mm)	0.748" (19.00mm)	0.189" (4.80mm)	Details
B66482K0000X192 FERRITE CORE I N92 1PC EPCOS - TDK Electronics	436	2.65000	Active	I	I 23 x 2 x 13	N92	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.083" (2.10mm)	0.913" (23.20mm)	0.492" (12.50mm)	Details
B66501G0000X192 FERRITE CORE ER N92 1PC EPCOS - TDK Electronics	195	4.70000	Active	ER	ER 32 x 5 x 21	N92	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.201" (5.10mm)	1.260" (32.00mm)	0.827" (21.00mm)	Details
B64290L0022X097 FERRITE CORE EPCOS - TDK Electronics	308	9.40000	Active	Toroid	-	N97	-	-	-	Gapped	-	2300	-	-	-	-	-	Epoxy	-	-	-	Details
B66395G1500X187 FERRITE CORE ETD N87 1PC EPCOS - TDK Electronics	7,652	4.45260	Active	ETD	ETD 54 x 28 x 19	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	1.094" (27.80mm)	2.156" (54.50mm)	0.760" (19.30mm)	Details
B66395G0000X197 FERRITE CORE ETD N97 1PC EPCOS - TDK Electronics	161	8.19000	Active	ETD	ETD 54 x 28 x 19	N97	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	1.094" (27.80mm)	2.156" (54.50mm)	0.760" (19.30mm)	Details
B64290L0730X065 FERRITE CORE TOROID 6.28UH T65 EPCOS - TDK Electronics	9,649	37.27310	Active	Toroid	-	T65	3.516" (89.30mm)	6.28 µH	±30%	Ungapped	-	5000	0.99	213.9	216.7	-	46360	Epoxy	0.573" (14.80mm)	-	-	Details
B65805J0000Y038 FERRITE CORE RM 6.7UH T38 2PCS EPCOS - TDK Electronics	4,371	2.98000	Active	RM	RM 5	T38	-	6.7 µH	-30%, +40%	Ungapped	4950	10000	0.93	22.1	23.8	18	526	Uncoated	0.207" (5.25mm)	0.575" (14.60mm)	0.268" (6.80mm)	Details
B65803N0025A001 FERRITE CORE RM 25NH K1 2PCS EPCOS - TDK Electronics	7,413	3.71340	Active	RM	RM 4	K1	-	25 nH	±3%	Gapped	37.8	80	1.9	21	11	-	231	Uncoated	0.207" (5.25mm)	0.433" (11.00mm)	0.181" (4.60mm)	Details
B65803N0016A001 FERRITE CORE RM 16NH K1 2PCS EPCOS - TDK Electronics	3,204	3.71340	Active	RM	RM 4	K1	-	16 nH	±3%	Gapped	24.2	80	1.9	21	11	-	231	Uncoated	0.207" (5.25mm)	0.433" (11.00mm)	0.181" (4.60mm)	Details

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