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
B66325G1500X187 FERRITE CORE EPCOS - TDK Electronics	6,993	1.51810	Active	E	E 42 x 21 x 15	N87	-	-	-	Gapped	-	2200	0.54	97	178	175	17300	Uncoated	0.835" (21.20mm)	1.654" (42.00mm)	0.598" (15.20mm)	Details
T60004L2030W911 NANOCRYSTALLINE CORE, 30X20X10, VACUUMSCHMELZE	237	8.06000	Active	Toroid	-	-	1.272" (32.30mm)	56 µH	-	Ungapped	-	-	-	78.5	40	-	-	Epoxy	0.484" (12.30mm)	-	-	Details
B66358G0500X187 FERRITE CORE ETD N87 1PC EPCOS - TDK Electronics	13	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
7878400321 78 PLANAR EI CORE SET Fair-Rite Products Corp.	7,878	2.21000	Active	E	-	78	-	-	±25%	Ungapped	-	2300	33	26.1	79	79	2060	Uncoated	0.224" (5.70mm)	0.858" (21.80mm)	-	Details
B65713A0000R027 FERRITE CORE PM 12UH N27 2PCS EPCOS - TDK Electronics	1	98.06000	Active	PM	PM 87 x 70	N27	3.425" (87.00mm)	12 µH	-20%, +30%	Ungapped	1530	2000	0.16	146	910	700	133000	Uncoated	1.378" (35.00mm)	-	-	Details
PC47EER49-Z FERRITE CORE EER 6.25UH 2PC SET TDK Corporation	3,610	9.02000	Active	E	EER 49	PC47	-	6.25 µH	±25%	Ungapped	-	-	0.4	91.3	231	-	21100	Uncoated	0.748" (19.00mm)	1.929" (49.00mm)	0.677" (17.20mm)	Details
B65811J0000R087 FERRITE CORE RM 3.3UH N87 2PCS EPCOS - TDK Electronics	7,924	3.13000	Active	RM	RM 8	N87	-	3.3 µH	-20%, +30%	Ungapped	1560	2200	0.59	38	64	55	2430	Uncoated	0.324" (8.25mm)	0.913" (23.20mm)	0.433" (11.00mm)	Details
B65531D0025A001 FERRITE CORE P 25NH K1 2PCS EPCOS - TDK Electronics	4,229	2.09340	Active	P (Pot Core)	P 11 x 7	K1	0.445" (11.30mm)	25 nH	±3%	Gapped	20	80	1	15.9	15.9	-	253	Uncoated	0.130" (3.30mm)	-	-	Details
B65811J0160A087 FERRITE CORE RM N87 2PCS EPCOS - TDK Electronics	2,803	3.28000	Active	RM	RM 8	N87	-	-	-	Gapped	-	-	0.59	38	64	55	2430	Uncoated	0.324" (8.25mm)	0.913" (23.20mm)	0.433" (11.00mm)	Details
3067990871 67 ROD Fair-Rite Products Corp.	10,580	0.80000	Active	ROD	-	67	0.118" (3.00mm)	-	-	Ungapped	20	40	-	-	7.07	-	-	Uncoated	-	0.984" (25.00mm)	-	Details
PC95ELT15.5X5.8-Z FERRITE CORE ELT 3.68UH 1SET TDK Corporation	2,402	1.55000	Active	ELH, PLT	ELT 15.5 x 5.8	PC95	-	3.68 µH	±25%	Ungapped	-	-	0.6	32.9	19.6	31.9	646	Uncoated	0.174" (4.42mm)	0.610" (15.50mm)	0.488" (12.40mm)	Details
B65803J0000R087 FERRITE CORE RM 1.1UH N87 2PCS EPCOS - TDK Electronics	4,128	2.14000	Active	RM	RM 4	N87	-	1.1 µH	-20%, +30%	Ungapped	1480	2200	1.7	22	13	11.3	286	Uncoated	0.207" (5.25mm)	0.433" (11.00mm)	0.181" (4.60mm)	Details
B64290L0084X065 FERRITE CORE TOROID 6.5UH T65 EPCOS - TDK Electronics	5,062	44.61040	Active	Toroid	-	T65	4.126" (104.80mm)	6.5 µH	±30%	Ungapped	-	5000	0.96	255.3	267.2	-	68220	Epoxy	0.650" (16.50mm)	-	-	Details
B66372B1000T001 CF-E70/33/32-1S EPCOS - TDK Electronics	89	5.92000	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	Details
B65879B0000R087 FERRITE CORE PQ 4.8UH N87 2PCS EPCOS - TDK Electronics	149	7.31000	Active	PQ	PQ 32 x 30	N87	-	4.8 µH	-20%, +30%	Ungapped	1700	2200	0.441	67.8	153.8	127.5	10440	Uncoated	0.597" (15.17mm)	1.260" (32.00mm)	0.866" (22.00mm)	Details
B65843A0000R065 FERRITE CORE EP 4UH T65 2PCS EPCOS - TDK Electronics	1,977	0.63200	Active	EP	EP 13	T65	-	4 µH	-20%, +30%	Ungapped	3950	5200	1.24	24.2	19.5	14.9	472	Uncoated	0.256" (6.50mm)	0.504" (12.80mm)	0.354" (9.00mm)	Details
B66387Q0100K195 E65/32/27-N95-DG100 EPCOS - TDK Electronics	28	15.26000	Active	E	E 65 x 32 x 27	N95	-	100 nH	±10%	Gapped	-	2200	0.27	147	535	529	78600	Uncoated	1.291" (32.80mm)	2.559" (65.00mm)	1.079" (27.40mm)	Details
5975000621 75 TOROID PLASTIC COATED Fair-Rite Products Corp.	1,148	1.53000	Active	Toroid	-	75	0.860" (21.84mm)	2.95 µH	-25%, +20%	Ungapped	-	5000	2.13	52	24.3	-	126	Plastic	0.280" (7.11mm)	-	-	Details
B65807J0000R045 FERRITE CORE RM 3.5UH N45 2PCS EPCOS - TDK Electronics	4,296	1.69580	Active	RM	RM 6	N45	-	3.5 µH	-20%, +30%	Ungapped	2180	3800	0.78	28.6	36.6	31	1050	Uncoated	0.246" (6.25mm)	0.701" (17.90mm)	0.323" (8.20mm)	Details
B65517D0063A033 FERRITE CORE P 63NH M33 2PCS EPCOS - TDK Electronics	9,119	2.62000	Active	P (Pot Core)	P 9 x 5	M33	0.366" (9.30mm)	63 nH	±3%	Gapped	63	750	1.25	12.5	10	-	125	Uncoated	0.106" (2.70mm)	-	-	Details
B64290L0719X049 FERRITE CORE TOROID 1.13UH N49 EPCOS - TDK Electronics	2,891	1.93000	Active	Toroid	-	N49	0.917" (23.30mm)	1.13 µH	±25%	Ungapped	-	1500	1.66	54.2	32.6	-	1763	Epoxy	0.354" (9.00mm)	-	-	Details
PC95SP70X20X20 FERRITE CORE SP 1PCS TDK Corporation	1,849	10.58560	Active	SP	SP 70 x 20 x 20	PC95	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.787" (20.00mm)	2.756" (70.00mm)	0.787" (20.00mm)	Details
B66361G0000X195 FERRITE CORES EPCOS - TDK Electronics	1,231	0.96610	Active	ETD	ETD 34/17/11	N95	-	-	-20%, +30%	Ungapped	2170	-	0.81	78.6	97.1	91.6	7630	Uncoated	0.689" (17.50mm)	1.339" (34.00mm)	0.437" (11.10mm)	Details
B65879B0000R095 FERRITE CORE PQ 6.1UH N95 2PCS EPCOS - TDK Electronics	154	8.58000	Active	PQ	PQ 32 x 30	N95	-	6.1 µH	-20%, +30%	Ungapped	2140	2000	0.441	67.8	153.8	127.5	10440	Uncoated	0.597" (15.17mm)	1.260" (32.00mm)	0.866" (22.00mm)	Details

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