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
5975000221 75 TOROID PLASTIC COATED Fair-Rite Products Corp.	681	0.39000	Active	Toroid	-	75	0.402" (10.20mm)	2.2 µH	±20%	Ungapped	-	5000	2.8549	20.7	7.25	-	150	Plastic	0.150" (3.81mm)	-	-	Details
9277010002 77 U CORE Fair-Rite Products Corp.	679	2.62000	Active	U	-	77	-	-	-	Ungapped	-	2000	118	116	98	-	11300	Uncoated	0.812" (20.63mm)	1.620" (41.15mm)	0.460" (11.68mm)	Details
5976000211 76 TOROID PARYLENE COATED Fair-Rite Products Corp.	10,190	0.97000	Active	Toroid	-	76	-	4.4 µH	±30%	Ungapped	-	10000	286	20.7	7.2	-	150	Parylene	-	-	-	Details
3067990851 67 ROD Fair-Rite Products Corp.	6,670	0.49000	Active	ROD	-	67	0.079" (2.00mm)	-	-	Ungapped	18	40	-	-	3.14	-	-	Uncoated	-	0.591" (15.00mm)	-	Details
B64290L0699X038 FERRITE CORE EPCOS - TDK Electronics	2,188	19.53360	Active	Toroid	-	T38	-	17.6 µH	±25%	Gapped	-	10000	-	-	-	-	-	Epoxy	-	-	-	Details
B66363G0700X187 FERRITE CORE EPCOS - TDK Electronics	8,550	1.43620	Active	ETD	ETD 39 x 20 x 13	N87	-	-	-	Gapped	-	2200	0.74	92.2	125	123	11500	Uncoated	0.787" (20.00mm)	1.531" (38.90mm)	0.504" (12.80mm)	Details
5695302021 95 POT CORE SET Fair-Rite Products Corp.	55	4.70000	Active	PS	-	95	1.181" (30.00mm)	-	±25%	Ungapped	-	3000	35.6	45.3	127	-	5750	Uncoated	-	-	-	Details
B67345B0010X027 FERRITE CORE U N27 1PC EPCOS - TDK Electronics	3,331	52.26690	Active	U	U 93 x 76 x 20	N27	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	2.992" (76.00mm)	3.661" (93.00mm)	0.787" (20.00mm)	Details
B65819N0315A048 FERRITE CORE EPCOS - TDK Electronics	1,709	2.10810	Active	RM	RM 7	N48	-	-	-	Gapped	-	2300	0.75	29.8	40	-	1190	Uncoated	0.265" (6.75mm)	0.799" (20.30mm)	-	Details
B65803J0000R048 FERRITE CORE EPCOS - TDK Electronics	3,071	1.55210	Active	RM	RM 4	N48	-	-	-	-	-	2300	1.7	22	13	11.3	286	Uncoated	0.413" (10.50mm)	0.433" (11.00mm)	0.181" (4.60mm)	Details
B65807J0400A048 FERRITE CORE RM 400NH N48 2PCS EPCOS - TDK Electronics	5,993	1.33670	Active	RM	RM 6	N48	-	400 nH	±3%	Gapped	274	-	0.78	28.6	36.6	31	1050	Uncoated	0.246" (6.25mm)	0.701" (17.90mm)	0.323" (8.20mm)	Details
B65811J1600K041 FERRITE CORE RM 1.6UH N41 2PCS EPCOS - TDK Electronics	2,894	3.85000	Active	RM	RM 8	N41	-	1.6 µH	±10%	Gapped	756	2800	0.59	38	64	55	2430	Uncoated	0.324" (8.25mm)	0.913" (23.20mm)	0.433" (11.00mm)	Details
B66484K0000X149 FERRITE CORE I N49 1PC EPCOS - TDK Electronics	487	3.08000	Active	I	I 25 x 3 x 15	N49	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.098" (2.50mm)	0.984" (25.00mm)	0.583" (14.80mm)	Details
T60006L2040W422 NANOCRYSTALLINE CORE, 40X32X15, VACUUMSCHMELZE	95	11.10000	Active	Toroid	-	-	1.697" (43.10mm)	48 µH	-	Ungapped	-	-	-	113	45.6	-	-	Uncoated	0.728" (18.50mm)	-	-	Details
B66417U0160K187 FERRITE CORE EFD N87 1PC EPCOS - TDK Electronics	3,175	0.81000	Active	EFD	EFD 20 x 10 x 7	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.394" (10.00mm)	0.787" (20.00mm)	0.262" (6.65mm)	Details
B64290A0618X033 FERRITE CORE EPCOS - TDK Electronics	532	2.15000	Active	Toroid	-	-	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	-	-	-	Details
B65839A0063A057 FERRITE CORE EP 63NH T57 2PCS EPCOS - TDK Electronics	4,867	0.59450	Active	EP	EP 7	T57	-	63 nH	±3%	Gapped	76	4000	1.52	15.7	10.3	8.5	162	Uncoated	0.148" (3.75mm)	0.370" (9.40mm)	0.256" (6.50mm)	Details
B62152P0008X030 FERRITE CORE 2 HOLE 3.1UH N30 EPCOS - TDK Electronics	53,087	0.57000	Active	Multi-Hole (2)	-	N30	-	3.1 µH	±30%	Ungapped	-	4300	1.78	3.7	2.1	-	7.8	Parylene	0.100" (2.54mm)	0.144" (3.65mm)	0.085" (2.15mm)	Details
B65811D0000R048 FERRITE CORE RM 2.9UH N48 2PCS EPCOS - TDK Electronics	800	4.92000	Active	RM	RM 8	N48	-	2.9 µH	-20%, +30%	Ungapped	1550	-	0.68	35.1	52	-	1825	Uncoated	0.324" (8.25mm)	0.913" (23.20mm)	0.433" (11.00mm)	Details
B65843P0000Y038 FERRITE CORE EPO 6.6UH T38 2PCS EPCOS - TDK Electronics	1,484	1.11040	Active	EPO	EPO 13	T38	-	6.6 µH	-30%, +40%	Ungapped	7020	2300	1.34	25.8	19.3	14.9	498	Uncoated	0.256" (6.50mm)	0.504" (12.80mm)	0.291" (7.40mm)	Details
B66329G1000X127 FERRITE CORE E N27 1PC EPCOS - TDK Electronics	312	3.69000	Active	E	E 42 x 21 x 20	N27	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.835" (21.20mm)	1.654" (42.00mm)	0.787" (20.00mm)	Details
B64290L0040X037 FERRITE CORE TOROID 7.16UH T37 EPCOS - TDK Electronics	8,579	24.75000	Active	Toroid	-	T37	2.366" (60.10mm)	7.16 µH	±25%	Ungapped	-	5700	1	152.4	152.4	-	23230	Epoxy	0.740" (18.80mm)	-	-	Details
B66413G0000X187 FERRITE CORE EFD N87 1PC EPCOS - TDK Electronics	12,551	0.76000	Active	EFD	EFD 15 x 8 x 5	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.295" (7.50mm)	0.591" (15.00mm)	0.183" (4.65mm)	Details
B65877A0000R049 FERRITE CORE PQ 3.3UH N49 2PCS EPCOS - TDK Electronics	9,512	8.18000	Active	PQ	PQ 26 x 25	N49	-	3.3 µH	-20%, +30%	Ungapped	1235	1500	0.44	53.6	122	108.7	6530	Uncoated	0.487" (12.38mm)	1.043" (26.50mm)	0.748" (19.00mm)	Details

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