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
0077350A7

0077350A7

FERRITE CORE TOROID 105NH KOOLMU

Magnetics, a division of Spang & Co.

1,666
0077350A7

Datasheet

- Bulk Active Toroid - 0.958" (24.33mm) 105 nH ±8% Kool Mu Ungapped - 125 - 58.8 Coated 38.8 2280.0 - 0.380" (9.65mm) - -
B65807N0400A048

B65807N0400A048

FERRITE CORE RM 400NH N48 2PCS

EPCOS - TDK Electronics

2,956
B65807N0400A048

Datasheet

RM6 Box Active RM RM 6 - 400 nH ±3% N48 Gapped 274.0 - 0.86 26.9 Uncoated 31.3 840.0 - 0.246" (6.25mm) 0.701" (17.90mm) 0.323" (8.20mm)
5978007601

5978007601

FERRITE CORE TOROID 78

Fair-Rite Products Corp.

1,523
5978007601

Datasheet

- Bulk Active Toroid - 0.870" (22.10mm) - ±25% 78 Ungapped - 2300 - 54.0 Uncoated 52.0 2830.0 - 0.500" (12.70mm) - -
PLT30/20/3-3C95

PLT30/20/3-3C95

FERRITE CORE PLT 3C95

Ferroxcube

1,254
PLT30/20/3-3C95

Datasheet

- Bulk Active PLT PLT 30 x 20 x 3 - - - 3C95 - - - - - Uncoated - - - 0.106" (2.70mm) 1.181" (30.00mm) 0.787" (20.00mm)
5975001401

5975001401

FERRITE CORE TOROID 75

Fair-Rite Products Corp.

979
5975001401

Datasheet

- Tray Active Toroid - 1.000" (25.40mm) - ±20% 75 Ungapped - 5000 - 62.0 Uncoated 41.0 2520.0 - 0.320" (8.13mm) - -
B65933A0000X022

B65933A0000X022

FERRITE CORE PS N22 1PC

EPCOS - TDK Electronics

5,656
B65933A0000X022

Datasheet

PS7.35/3.6 Box Active PS PS 7.35 x 3.6 0.289" (7.35mm) - - N22 Ungapped - - - - Uncoated - - - 0.142" (3.60mm) - -
P14/8-3C91

P14/8-3C91

FERRITE CORE P 3C91 2PC SET

Ferroxcube

4,016
P14/8-3C91

Datasheet

- Bulk Active P (Pot Core) P 14 x 8 0.563" (14.30mm) - - 3C91 - - - - - Uncoated - - - 0.165" (4.20mm) - -
PLT32/20/3.2/R-3F4

PLT32/20/3.2/R-3F4

FERRITE CORE PLT 3F4

Ferroxcube

1,756
PLT32/20/3.2/R-3F4

Datasheet

- Bulk Active PLT PLT 32 x 20 x 3.2 - - - 3F4 - - - - - Uncoated - - - 0.125" (3.18mm) 1.250" (31.75mm) 0.800" (20.32mm)
ZW42915TC

ZW42915TC

FERRITE CORE TOROID 12.894UH W

Magnetics, a division of Spang & Co.

5,347
ZW42915TC

Datasheet

- Bulk Active Toroid - 1.142" (29.00mm) 12.894 µH ±30% W Ungapped - 10000 - 73.2 Epoxy 74.9 5481.0 - 0.598" (15.20mm) - -
EQ25-3C95

EQ25-3C95

FERRITE CORE EQ 3C95

Ferroxcube

2,044
EQ25-3C95

Datasheet

- Bulk Active EQ EQ 25 - - - 3C95 - - - - - Uncoated - - - 0.315" (8.00mm) 0.984" (25.00mm) 0.709" (18.00mm)
E42/21/15-3C94

E42/21/15-3C94

FERRITE CORE E 3C94

Ferroxcube

912
E42/21/15-3C94

Datasheet

- Bulk Active E E 42 x 21 x 15 - - - 3C94 - - - - - Uncoated - - - 0.827" (21.00mm) 1.693" (43.00mm) 0.598" (15.20mm)
TX25/15/10-3E27

TX25/15/10-3E27

FERRITE CORE TOROID 3E+27

Ferroxcube

1,352
TX25/15/10-3E27

Datasheet

- Bulk Active Toroid TX 25 x 15 x 10 1.007" (25.95mm) - ±25% 3E27 Ungapped 5500.0 - 1.23 60.2 Epoxy 48.9 2944.0 - 0.429" (10.90mm) - -
EFD15/8/5-3F36-S

EFD15/8/5-3F36-S

FERRITE CORE EFD 3F36 2PC SET

Ferroxcube

937
EFD15/8/5-3F36-S

Datasheet

- Bulk Active EFD EFD 15 x 8 x 5 - - ±25% 3F36 Ungapped 1170.0 - 2.27 34.0 Uncoated 15.0 510.0 12.2 0.295" (7.50mm) 0.591" (15.00mm) 0.183" (4.65mm)
B66381G0000X187

B66381G0000X187

FERRITE CORE E N87 1PC

EPCOS - TDK Electronics

753
B66381G0000X187

Datasheet

E40/16/12 Box Active E E 40 x 16 x 12 - - - N87 Ungapped - - - - Uncoated - - - 0.650" (16.50mm) 1.598" (40.60mm) 0.492" (12.50mm)
5975006401

5975006401

FERRITE CORE TOROID 75

Fair-Rite Products Corp.

258
5975006401

Datasheet

- Bulk Active Toroid - 1.000" (25.40mm) - ±20% 75 Ungapped - 5000 - 62.0 Uncoated 62.0 3800.0 - 0.500" (12.70mm) - -
TX29/19/7.6-3E27

TX29/19/7.6-3E27

FERRITE CORE TOROID 3E+27

Ferroxcube

2,354
TX29/19/7.6-3E27

Datasheet

- Bulk Active Toroid TX 29 x 19 x 7.6 1.179" (29.95mm) - - 3E27 - - - - - Epoxy - - - 0.329" (8.35mm) - -
ZJ42212TC

ZJ42212TC

FERRITE CORE TOROID 6.04UH

Magnetics, a division of Spang & Co.

2,140
ZJ42212TC

Datasheet

- Bulk Active Toroid - 0.900" (22.86mm) 6.04 µH ±20% - Ungapped - 5000 - 54.1 Epoxy 52.3 2834.0 - 0.525" (13.34mm) - -
PQ20/16-3C97

PQ20/16-3C97

FERRITE CORE PQ 3C97 2PC SET

Ferroxcube

773
PQ20/16-3C97

Datasheet

- Bulk Active PQ PQ 20 x 16 - - - 3C97 - - - - - Uncoated - - - 0.638" (16.20mm) 0.839" (21.30mm) 0.551" (14.00mm)
B65803J0000R030

B65803J0000R030

FERRITE CORE RM 1.9UH N30 2PCS

EPCOS - TDK Electronics

3,885
B65803J0000R030

Datasheet

RM4 Box Active RM RM 4 - 1.9 µH -20%, +30% N30 Ungapped 2560.0 4300 1.7 22.0 Uncoated 13.0 286.0 11.3 0.207" (5.25mm) 0.433" (11.00mm) 0.181" (4.60mm)
ETD39/20/13-3C97

ETD39/20/13-3C97

FERRITE CORE ETD 3C97

Ferroxcube

3,566
ETD39/20/13-3C97

Datasheet

- Bulk Active ETD ETD 39 x 20 x 13 - - - 3C97 - - - - - Uncoated - - - 0.780" (19.80mm) 1.575" (40.00mm) 0.504" (12.80mm)
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