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
B65813N0630A048 FERRITE CORE RM 630NH N48 2PCS EPCOS - TDK Electronics	1,804	6.86000	Active	RM	RM 10	N48	-	630 nH	±3%	Gapped	254	-	0.5	42	83	-	3490	Uncoated	0.368" (9.35mm)	1.122" (28.50mm)	0.531" (13.50mm)	Details
B65811F0400A048 FERRITE CORE RM 400NH N48 2PCS EPCOS - TDK Electronics	461	7.05000	Active	RM	RM 8	N48	-	400 nH	±3%	Gapped	215	-	0.68	35.1	52	-	1825	Uncoated	0.324" (8.25mm)	0.913" (23.20mm)	0.433" (11.00mm)	Details
6698505021 98 PQ CORE SET Fair-Rite Products Corp.	7,285	8.80000	Active	PQ	-	-	-	-	±25%	Ungapped	-	2400	35.9	114.7	319	314.2	36630	Uncoated	-	1.969" (50.00mm)	1.260" (32.00mm)	Details
B66307G0240X187 FERRITE CORE EPCOS - TDK Electronics	2,733	0.81000	Active	E	E 16 x 8 x 5	N87	-	-	-	Gapped	-	2200	1.87	37.6	20.1	19.4	756	Uncoated	0.323" (8.20mm)	0.630" (16.00mm)	0.185" (4.70mm)	Details
B64290L0043X038 FERRITE CORE EPCOS - TDK Electronics	5,790	15.20220	Active	Toroid	-	T38	-	-	-	Gapped	-	10000	-	-	-	-	-	Epoxy	-	-	-	Details
B65811F0250A048 FERRITE CORE RM 250NH N48 2PCS EPCOS - TDK Electronics	739	7.05000	Active	RM	RM 8	N48	-	250 nH	±3%	Gapped	134	-	0.68	35.1	52	-	1825	Uncoated	0.324" (8.25mm)	0.913" (23.20mm)	0.433" (11.00mm)	Details
B65611T0630A048 FERRITE CORE P 630NH N48 2PCS EPCOS - TDK Electronics	2,970	7.69630	Active	P (Pot Core)	P 36 x 22	N48	1.417" (36.00mm)	630 nH	±3%	Gapped	129	-	0.26	52	202	-	10500	Uncoated	0.433" (11.00mm)	-	-	Details
B66344G0000X127 FERRITE CORE E N27 1PC EPCOS - TDK Electronics	44	8.85000	Active	E	E 55 x 28 x 25	N27	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	1.094" (27.80mm)	2.165" (55.00mm)	0.984" (25.00mm)	Details
B65819J0000R097 FERRITE CORE RM 2.7UH N97 2PCS EPCOS - TDK Electronics	2,271	1.97510	Active	RM	RM 7	N97	-	2.7 µH	-20%, +30%	Ungapped	1520	2300	0.7	30.4	43	39	1310	Uncoated	0.265" (6.75mm)	0.799" (20.30mm)	-	Details
B66483G0000X187 FERRITE CORE EQ N87 1PC EPCOS - TDK Electronics	1,861	1.68000	Active	EQ	EQ 20 x 6	N87	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.248" (6.30mm)	0.787" (20.00mm)	0.551" (14.00mm)	Details
4078375111 78 ROD Fair-Rite Products Corp.	1,150	1.75000	Active	ROD	-	78	0.372" (9.45mm)	-	-	Ungapped	-	2300	-	-	-	-	-	Uncoated	-	1.500" (38.10mm)	-	Details
B65815E0000R030 FERRITE CORE RM 8.7UH N30 2PCS EPCOS - TDK Electronics	47	8.52000	Active	RM	RM 12	N30	-	8.7 µH	-20%, +30%	Ungapped	2700	4300	0.39	57	146	125	8320	Uncoated	0.484" (12.30mm)	1.480" (37.60mm)	0.634" (16.10mm)	Details
B66455K0000X149 FERRITE CORE I N49 EPCOS - TDK Electronics	442	2.85000	Active	I	I 22 x 2.5 x 16	N49	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.098" (2.50mm)	0.858" (21.80mm)	0.622" (15.80mm)	Details
B66303G0000X138 FERRITE CORE E T38 1PC EPCOS - TDK Electronics	3,035	0.39370	Active	E	E5	T38	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.104" (2.65mm)	0.207" (5.25mm)	0.079" (2.00mm)	Details
B66480G0000X197 FERRITE CORE ER N97 1PC EPCOS - TDK Electronics	2,926	2.29000	Active	ER	ER 18 x 3 x 10	N97	-	-	-	Ungapped	-	-	-	-	-	-	-	Uncoated	0.124" (3.15mm)	0.709" (18.00mm)	0.382" (9.70mm)	Details
B64290L0022X037 FERRITE CORE TOROID 7UH T37 EPCOS - TDK Electronics	99	7.66000	Active	Toroid	-	T37	1.717" (43.60mm)	7 µH	±25%	Ungapped	-	6000	1.08	103	95.75	-	9862	Epoxy	0.535" (13.60mm)	-	-	Details
B64290L0658X087 FERRITE CORE TOROID 970NH N87 EPCOS - TDK Electronics	17,684	0.59000	Active	Toroid	-	N87	0.594" (15.10mm)	970 nH	±25%	Ungapped	-	2200	2.84	34.98	12.3	-	430	Epoxy	0.236" (6.00mm)	-	-	Details
B65807J0100A033 FERRITE CORE RM 100NH M33 2PCS EPCOS - TDK Electronics	1,162	1.99230	Active	RM	RM 6	M33	-	100 nH	±3%	Gapped	68.5	750	0.78	28.6	36.6	31	1050	Uncoated	0.246" (6.25mm)	0.701" (17.90mm)	0.323" (8.20mm)	Details
B64290P0037X049 FERRITE CORE EPCOS - TDK Electronics	282	0.79000	Active	Toroid	R 6.3 x 3.8 x 2.5	N49	0.248" (6.30mm)	330 nH	±25%	Gapped	-	1500	4.97	15.21	3.06	-	46.5	Parylene	0.098" (2.50mm)	-	-	Details
B65525J0000R608 ER11/5-PC200 EPCOS - TDK Electronics	7,925	1.55000	Active	ER	ER 11 x 5	PC200	-	-	-20%, +30%	Ungapped	580	800	1.1	14.1	12.4	10.3	174	Uncoated	0.197" (5.00mm)	0.433" (11.00mm)	0.236" (6.00mm)	Details
B66317G1000X187 FERRITE CORE E N87 1PC EPCOS - TDK Electronics	104	0.79000	Active	E	E 25 x 13 x 7	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.504" (12.80mm)	0.984" (25.00mm)	0.295" (7.50mm)	Details
B66367G2000X187 FERRITE CORE ETD N87 1PC EPCOS - TDK Electronics	88	5.81000	Active	ETD	ETD 49 x 25 x 16	N87	-	-	-	Gapped	-	-	-	-	-	-	-	Uncoated	0.980" (24.90mm)	1.909" (48.50mm)	0.657" (16.70mm)	Details
B65807P0000Y038 FERRITE CORE RM 10.5UH T38 2PCS EPCOS - TDK Electronics	7,127	1.84210	Active	RM	RM 6 LP	T38	-	10.5 µH	-30%, +40%	Ungapped	4860	2300	0.58	21.8	37.5	31.2	820	Uncoated	0.177" (4.50mm)	0.701" (17.90mm)	0.323" (8.20mm)	Details
5975011121 75 TOROID Fair-Rite Products Corp.	60	22.20000	Active	Toroid	-	75	2.978" (75.65mm)	8.1 µH	-30%, +25%	Ungapped	-	5000	0.77374	165	214	-	35288	Plastic	0.535" (13.60mm)	-	-	Details

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