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Ferrite Cores(1846)

Product Number	Pricing(USD)	Quantity	Quantity Available	Mfr	Series	Package	Product Status	Tolerance	Material	Length	Width	Supplier Device Package	DataSheet	RoHS Status	Moisture Sensitivity Level (MSL)	REACH Status	Other Names	ECCN	HTSUS	Standard Package	Core Type	Height	Diameter	Finish	Inductance Factor (Al)	Gap	Initial Permeability (µi)	Core Factor (ΣI/A) mm^-1	Effective Length (le) mm	Effective Area (Ae) mm²	Effective Magnetic Volume (Ve) mm³	Effective Permeability (µe)	Minimum Core Cross Section (Amin) mm²	Core Factor (ΣI/A) mm⁻¹
B66481P0000X197	2.1300	RFQ	7	EPCOS - TDK Electronics	I25/2/18	Box	Active	-	N97	0.984" (25.00mm)	0.709" (18.00mm)	I 25 x 2	download	ROHS3 Compliant	Not Applicable	REACH Unaffected		EAR99	8504.90.9630	324	I	0.091" (2.30mm)	-	Uncoated		Ungapped
B65815E1000J041	6.7600	RFQ	307	EPCOS - TDK Electronics	RM12	Box	Active	±5%	N41	1.480" (37.60mm)	0.634" (16.10mm)	RM 12	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8504.90.9630	100	RM	0.484" (12.30mm)	-	Uncoated	1 µH	Gapped	2800		57	146	8320	311	125	0.39
B64290A0705X037	194.9725	RFQ	9095	EPCOS - TDK Electronics	T140/103/25	Box	Active	-	-	-	-	-	download	ROHS3 Compliant	Not Applicable	REACH Unaffected		EAR99	8504.90.9630	8	Toroid	-	-	Uncoated		Ungapped
B65805C0000R048	2.4100	RFQ	9265	EPCOS - TDK Electronics	RM5	Box	Active	-20%, +30%	N48	0.575" (14.60mm)	0.268" (6.80mm)	RM 5	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8504.90.9630	500	RM	0.207" (5.25mm)	-	Uncoated	1.8 µH	Ungapped		1	20.8	20.8	433	1430
B66371Q0100K187	14.6500	RFQ	1	EPCOS - TDK Electronics	E70/33/32	Bulk	Active	±10%	N87	2.776" (70.50mm)	1.260" (32.00mm)	E 70 x 33 x 32	download	ROHS3 Compliant	Not Applicable	REACH Unaffected	495-B66371Q0100K187	EAR99	8504.90.9630	36	E	1.307" (33.20mm)	-	Uncoated	100 nH	Distributed Gapped		0.22	149	683	102000		676
B65857AY66V4	-	RFQ	6803	EPCOS - TDK Electronics	-	Bulk	Obsolete						-	ROHS3 Compliant	1 (Unlimited)		495-B65857AY66V4	OBSOLETE		1
B65843A0100A057	0.8609	RFQ	2709	EPCOS - TDK Electronics	EP13	Box	Active	±3%	T57	0.504" (12.80mm)	0.354" (9.00mm)	EP 13	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8504.90.9630	1,000	EP	0.256" (6.50mm)	-	Uncoated	100 nH	Gapped	4000	1.24	24.2	19.5	472	99	14.9
B66287U0315A187	1.2036	RFQ	5589	EPCOS - TDK Electronics	ELP32/6/20	Box	Active						-	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8504.90.9630	608						Gapped
B66289G0000X149	4.9800	RFQ	660	EPCOS - TDK Electronics	ELP38/8/25	Box	Active	-	N49	1.500" (38.10mm)	1.000" (25.40mm)	ELP 38 x 8 x 25	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8504.90.9630	150	ELP	0.324" (8.25mm)	-	Uncoated		Ungapped
B65883A0000R049	11.0700	RFQ	67	EPCOS - TDK Electronics	PQ40/40	Box	Active	-20%, +30%	N49	1.594" (40.50mm)	1.102" (28.00mm)	PQ 40 x 40	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8504.90.9630	45	PQ	0.783" (19.90mm)	-	Uncoated	3.2 µH	Ungapped	1500		92.5	188.3	17430	2145	159.9	0.49
B65845J0000R030	2.1029	RFQ	5539	EPCOS - TDK Electronics	EP17	Box	Active	-20%, +30%	N30	0.724" (18.40mm)	0.443" (11.25mm)	EP 17	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8504.90.9630	600	EP	0.335" (8.50mm)	-	Uncoated	4.3 µH	Ungapped	4300		28.5	33.9	966	2870	25.5	0.84
B65857A0000R045	0.3782	RFQ	9979	EPCOS - TDK Electronics	B65857A	Box	Not For New Designs	-20%, +30%	N45	0.370" (9.40mm)	0.354" (9.00mm)	EPX 7 x 9	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8504.90.9630	1,500	EPX	0.148" (3.75mm)	-	Uncoated	2.5 µH	Ungapped	3800		15.7	17.2	270	1820	13.9	0.91
B64290L0735X038	0.3074	RFQ	1298	EPCOS - TDK Electronics	TX12.7/7.9/7.5	Box	Active	-	T38	-	-	-	download	ROHS3 Compliant	Not Applicable	REACH Unaffected		EAR99	8504.90.9630	4,000	Toroid	-	-	Epoxy		Gapped	10000
B67345B0001X027	55.1100	RFQ	16	EPCOS - TDK Electronics	U93/76/30	Box	Active	-	N27	3.661" (93.00mm)	1.181" (30.00mm)	U 93 x 76 x 30	download	ROHS3 Compliant	Not Applicable	REACH Unaffected		EAR99	8504.90.9630	8	U	2.992" (76.00mm)	-	Uncoated		Ungapped
B66512P0000X187	-	RFQ	5620	EPCOS - TDK Electronics	B66512P	Bulk	Obsolete						-	ROHS3 Compliant	Not Applicable	REACH Unaffected		OBSOLETE	0000.00.0000	1
B65811F0250A048	6.2000	RFQ	2	EPCOS - TDK Electronics	RM8	Cut Tape (CT)	Active	±3%	N48	0.913" (23.20mm)	0.433" (11.00mm)	RM 8	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8504.90.9630	200	RM	0.324" (8.25mm)	-	Uncoated	250 nH	Gapped		0.68	35.1	52	1825	134
B66379F0000X146	0.8700	RFQ	1	EPCOS - TDK Electronics	E19/8/5	Box	Active	-	T46	0.748" (19.00mm)	0.189" (4.80mm)	E 19 x 8 x 5	download	ROHS3 Compliant	Not Applicable	REACH Unaffected		EAR99	8504.90.9630	1,785	E	0.315" (8.00mm)	-	Uncoated		Ungapped
B65805C0020A033	1.2847	RFQ	5207	EPCOS - TDK Electronics	RM5	Box	Active	-	-	-	-	-	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8504.90.9630	1,000	RM	-	-	Uncoated		Gapped
B65671D0630A048	3.3724	RFQ	4919	EPCOS - TDK Electronics	P26/16	Box	Active	±3%	N48	-	-	P 26 x 16	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8504.90.9630	400	P (Pot Core)	0.321" (8.15mm)	1.024" (26.00mm)	Uncoated	630 nH	Gapped			37.2	93	3460	201	76.5	0.4
B64290L0674X038	6.6900	RFQ	462	EPCOS - TDK Electronics	TX36/23/15	Tray	Active	±30%	T38	-	-	-	download	ROHS3 Compliant	Not Applicable	REACH Unaffected		EAR99	8504.90.9630	100	Toroid	0.638" (16.20mm)	1.476" (37.50mm)	Epoxy	13.5 µH	Ungapped	10000	0.94	89.65	95.89	8597
B66358G0200X187	1.8100	RFQ	17	EPCOS - TDK Electronics	ETD29/16/10	Box	Active	-	N87	1.205" (30.60mm)	0.386" (9.80mm)	ETD 29 x 16 x 10	download	ROHS3 Compliant	Not Applicable	REACH Unaffected		EAR99	8504.90.9630	300	ETD	0.630" (16.00mm)	-	Uncoated		Gapped
B66417U0100K149	0.4378	RFQ	1235	EPCOS - TDK Electronics	EFD20/10/7	Box	Active	-	N49	0.787" (20.00mm)	0.262" (6.65mm)	EFD 20 x 10 x 7	download	ROHS3 Compliant	Not Applicable	REACH Unaffected		EAR99	8504.90.9630	1,250	EFD	0.394" (10.00mm)	-	Uncoated		Gapped	1500		47	31	1460		31	1.52
B65839A0000R045	0.5314	RFQ	4533	EPCOS - TDK Electronics	EP7	Box	Active	-20%, +30%	N45	0.370" (9.40mm)	0.256" (6.50mm)	EP 7	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8504.90.9630	2,000	EP	0.148" (3.75mm)	-	Uncoated	1.5 µH	Ungapped	3800	1.52	15.7	10.3	162	1820	8.5
B65811F0400A048	6.2000	RFQ	361	EPCOS - TDK Electronics	RM8	Box	Active	±3%	N48	0.913" (23.20mm)	0.433" (11.00mm)	RM 8	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8504.90.9630	200	RM	0.324" (8.25mm)	-	Uncoated	400 nH	Gapped			35.1	52	1825	215		0.68
B65541W0160A087	1.1435	RFQ	6399	EPCOS - TDK Electronics	P14/8	Box	Active	-	N87	-	-	P 14 x 8	download	ROHS3 Compliant	Not Applicable	REACH Unaffected		EAR99	8504.90.9630	500		0.167" (4.25mm)	0.563" (14.30mm)	Uncoated		Gapped	2200		21	28.7	603		23.6	0.73
B65671T0630A048	9.2000	RFQ	693	EPCOS - TDK Electronics	P26/16	Box	Active	±3%	N48	-	-	P 26 x 16	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8504.90.9630	200	P (Pot Core)	0.321" (8.15mm)	1.024" (26.00mm)	Uncoated	630 nH	Gapped			37.2	93	3460	201	76.5	0.4
B65807J1000D030	1.2635	RFQ	8492	EPCOS - TDK Electronics	RM6	Box	Active	-	N30	0.701" (17.90mm)	0.323" (8.20mm)	RM 6	download	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected		EAR99	8504.90.9630	1,000	RM	0.246" (6.25mm)	-	Uncoated		Gapped	4300		28.6	36.6	1050		31	0.78
B64290L0082X038	19.7200	RFQ	178	EPCOS - TDK Electronics	TX50/30/20	Tray	Active	±30%	T38	-	-	-	download	ROHS3 Compliant	Not Applicable	REACH Unaffected		EAR99	8504.90.9630	40	Toroid	0.839" (21.30mm)	2.040" (51.80mm)	Epoxy	17.4 µH	Ungapped	8500	0.62	120.4	195.7	23560
B66457P0000X187	-	RFQ	8165	EPCOS - TDK Electronics	-	Box	Obsolete	±25%	N87	1.250" (31.75mm)	0.801" (20.35mm)	I 32 x 3 x 20	download	ROHS3 Compliant	Not Applicable	REACH Unaffected		EAR99	8504.90.9630	608	I	0.124" (3.15mm)	-	Uncoated	6.3 µH	Ungapped	2200		35.1	130	4560	1350	128	0.27
B64290L0756X087	1.9141	RFQ	8299	EPCOS - TDK Electronics	TX29.5/19/20	Box	Active						download	ROHS3 Compliant	Not Applicable	REACH Unaffected		EAR99	8504.90.9630	600

2000+
Daily average RFQ Volume
30,000,000
Standard Product Unit
2800+
Worldwide Manufacturers
15,000 m²
In-stock Warehouse

Ferrite Cores(1846)

2000+

30,000,000

2800+

15,000 m2

15,000 m²