Ferrite Cores

Manufacturer Series Packaging Part Status Core Type Supplier Device Package Diameter Inductance Factor (Al) Tolerance Material Gap Effective Permeability (µe) Initial Permeability (µi) Core Factor (ΣI/A) mm⁻¹ Effective Length (le) mm Finish Effective Area (Ae) mm² Effective Magnetic Volume (Ve) mm³ Minimum Core Cross Section (Amin) mm² Height Length 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Photo Mfr. Part # Availability Price Quantity Datasheet Series Packaging Part Status Core Type Supplier Device Package Diameter Inductance Factor (Al) Tolerance Material Gap Effective Permeability (µe) Initial Permeability (µi) Core Factor (ΣI/A) mm⁻¹ Effective Length (le) mm Finish Effective Area (Ae) mm² Effective Magnetic Volume (Ve) mm³ Minimum Core Cross Section (Amin) mm² Height Length Width
9077025002

9077025002

FERRITE CORE U 77

Fair-Rite Products Corp.

1,559
9077025002

Datasheet

- Bulk Active U - - - - 77 Ungapped - 2000 207.0 84.0 Uncoated 40.0 3360.0 - - 1.000" (25.40mm) 0.250" (6.35mm)
ZL41605TC

ZL41605TC

TOROID GREY COATED

Magnetics, a division of Spang & Co.

1,803
ZL41605TC

Datasheet

- Bulk Active Toroid - 0.655" (16.64mm) 396 nH ±25% L Ungapped - 750 - 37.2 Epoxy 15.6 582.0 - 0.205" (5.20mm) - -
B65843A0250J087

B65843A0250J087

FERRITE CORE EP 250NH N87 2PCS

EPCOS - TDK Electronics

935
B65843A0250J087

Datasheet

EP13 Box Active EP EP 13 - 250 nH ±5% N87 Gapped 247.0 2200 1.24 24.2 Uncoated 19.5 472.0 14.9 0.256" (6.50mm) 0.504" (12.80mm) 0.354" (9.00mm)
B64290L0632X027

B64290L0632X027

FERRITE CORE TOROID 1.94UH N27

EPCOS - TDK Electronics

500
B64290L0632X027

Datasheet

TX20/10/7 Box Active Toroid - 0.835" (21.20mm) 1.94 µH ±25% N27 Ungapped - 2000 1.3 43.55 Epoxy 33.63 1465.0 33.63 0.319" (8.10mm) - -
EFD20/10/7-3F36

EFD20/10/7-3F36

FERRITE CORE EFD 3F36

Ferroxcube

4,004
EFD20/10/7-3F36

Datasheet

- Bulk Active EFD EFD 20 x 10 x 7 - - - 3F36 - - - - - Uncoated - - - 0.394" (10.00mm) 0.787" (20.00mm) 0.262" (6.65mm)
B66453G0000X608

B66453G0000X608

FERRITE CORE ELP PCS200

EPCOS - TDK Electronics

1,091
B66453G0000X608

Datasheet

ELP18/4/10 Bulk Active ELP - - - - PC200 - - - - - Uncoated - - - 0.157" (4.00mm) 0.709" (18.00mm) 0.394" (10.00mm)
B65839A0000R087

B65839A0000R087

FERRITE CORE EP 1.1UH N87 2PCS

EPCOS - TDK Electronics

892
B65839A0000R087

Datasheet

EP7 Box Active EP EP 7 - 1.1 µH -20%, +30% N87 Ungapped 1330.0 2200 1.52 15.7 Uncoated 10.3 162.0 8.5 0.148" (3.75mm) 0.370" (9.40mm) 0.256" (6.50mm)
B64290L0638X087

B64290L0638X087

FERRITE CORE TOROID 1.34UH N87

EPCOS - TDK Electronics

408
B64290L0638X087

Datasheet

TX22/14/6.4 Bulk Active Toroid - 0.917" (23.30mm) 1.34 µH ±25% N87 Ungapped - 2200 2.07 54.15 Epoxy 26.17 1417.0 - 0.291" (7.40mm) - -
2631800202

2631800202

31 SHIELD BEAD

Fair-Rite Products Corp.

3,921
2631800202

Datasheet

- Bag Active Toroid - 0.366" (9.30mm) - - 31 Ungapped - - - 20.7 Uncoated 7.25 150.0 - 0.120" (3.05mm) - -
ETD29/16/10-3C94

ETD29/16/10-3C94

FERRITE CORE ETD 3C94

Ferroxcube

2,633
ETD29/16/10-3C94

Datasheet

- Bulk Active ETD ETD 29 x 16 x 10 - - - 3C94 - - - - - Uncoated - - - 0.622" (15.80mm) 1.205" (30.60mm) 0.386" (9.80mm)
5968000301

5968000301

FERRITE CORE TOROID 68

Fair-Rite Products Corp.

5,944
5968000301

Datasheet

- Box Active Toroid - 0.500" (12.70mm) - - 68 Ungapped - 16 - 29.5 Uncoated 12.9 380.0 - 0.188" (4.78mm) - -
ZW41005TC

ZW41005TC

FERRITE CORE TOROID 6.616UH W

Magnetics, a division of Spang & Co.

1,894
ZW41005TC

Datasheet

- Bulk Active Toroid - 0.405" (10.29mm) 6.616 µH ±30% W Ungapped - 10000 - 20.7 Epoxy 10.9 227.0 - 0.213" (5.40mm) - -
3067990881

3067990881

FERRITE CORE ROD 67

Fair-Rite Products Corp.

4,978
3067990881

Datasheet

- Bulk Active ROD - - - - 67 Ungapped 18.0 40 - - Uncoated 12.6 - - - 1.181" (30.00mm) -
4077312911

4077312911

FERRITE CORE ROD 77

Fair-Rite Products Corp.

3,384
4077312911

Datasheet

- Bulk Active ROD - 0.315" (8.00mm) - - 77 Ungapped 29.0 2000 - 25.0 Uncoated 7.07 - - - 1.500" (38.10mm) -
4052235211

4052235211

FERRITE CORE ROD 52

Fair-Rite Products Corp.

705
4052235211

Datasheet

- Box Active ROD - 0.236" (6.00mm) - - 52 Ungapped 29.0 250 - 25.0 Uncoated 7.07 - - - 1.181" (30.00mm) -
E14/3.5/5/R-3F36

E14/3.5/5/R-3F36

FERRITE CORE E 3F36

Ferroxcube

9,912
E14/3.5/5/R-3F36

Datasheet

- Bulk Active E E 14 x 3.5 x 5 - - - 3F36 - - - - - Uncoated - - - 0.138" (3.50mm) 0.551" (14.00mm) 0.197" (5.00mm)
B64290P0037X001

B64290P0037X001

FERRITE CORE TOROID 20NH K1

EPCOS - TDK Electronics

8,925
B64290P0037X001

Datasheet

TC6.3/3.8/2.5 Box Active Toroid - 0.249" (6.32mm) 20 nH ±25% K1 Ungapped - 80 4.97 15.21 Parylene 3.06 46.5 - 0.099" (2.52mm) - -
ZJ41306TC

ZJ41306TC

FERRITE CORE TOROID 2.968UH

Magnetics, a division of Spang & Co.

3,212
ZJ41306TC

Datasheet

- Bulk Active Toroid - 0.525" (13.34mm) 2.968 µH ±20% - Ungapped - 5000 - 31.7 Epoxy 14.2 451.2 - 0.272" (6.91mm) - -
B64290L0638X830

B64290L0638X830

FERRITE CORE TOROID 2.61UH N30

EPCOS - TDK Electronics

2,410
B64290L0638X830

Datasheet

TX22/14/6.4 Box Active Toroid - 0.917" (23.30mm) 2.61 µH ±25% N30 Ungapped - 4300 2.07 54.15 Epoxy 26.17 1417.0 - 0.291" (7.40mm) - -
B66421G0000X197

B66421G0000X197

FERRITE CORE EFD N97 1PC

EPCOS - TDK Electronics

2,335
B66421G0000X197

Datasheet

EFD25/13/9 Box Active EFD EFD 25 x 13 x 9 - - - N97 Ungapped - - - - Uncoated - - - 0.492" (12.50mm) 0.984" (25.00mm) 0.358" (9.10mm)
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