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
4277242409

4277242409

FERRITE CORE ROD 77

Fair-Rite Products Corp.

504
4277242409

Datasheet

- Bulk Active ROD - 0.512" (13.00mm) - - 77 Ungapped - 2000 - - Uncoated - - - - 0.690" (17.50mm) -
7895400321

7895400321

FERRITE CORE PLANAR E/I 95 SET

Fair-Rite Products Corp.

564
7895400321

Datasheet

- Bulk Active Planar E/I - - - ±25% 95 Ungapped - 3000 33.0 26.1 Uncoated 79.0 2060.0 79.0 0.224" (5.70mm) 0.858" (21.80mm) -
B65843A0000R030

B65843A0000R030

FERRITE CORE EP 2.8UH N30 2PCS

EPCOS - TDK Electronics

490
B65843A0000R030

Datasheet

EP13 Box Active EP EP 13 - 2.8 µH -20%, +30% N30 Ungapped 2765.0 4300 1.24 24.2 Uncoated 19.5 472.0 14.9 0.256" (6.50mm) 0.504" (12.80mm) 0.354" (9.00mm)
TX22/14/6.4-3E6

TX22/14/6.4-3E6

FERRITE CORE TOROID

Ferroxcube

2,026
TX22/14/6.4-3E6

Datasheet

- Bulk Active Toroid TX 22 x 14 x 6.4 0.880" (22.35mm) - - - - - - - - Epoxy - - - 0.265" (6.75mm) - -
TX20/10/7-3E65

TX20/10/7-3E65

FERRITE CORE TOROID

Ferroxcube

774
TX20/10/7-3E65

Datasheet

- Bulk Active Toroid TX 20 x 10 x 7 0.797" (20.25mm) - ±30% - Ungapped - 10000 1.3 43.6 Epoxy 33.6 1465.0 - 0.291" (7.40mm) - -
9277002002

9277002002

FERRITE CORE U 77

Fair-Rite Products Corp.

386
9277002002

Datasheet

- Box Active U - - - - 77 Ungapped - 2000 139.0 95.0 Uncoated 68.0 6500.0 - - - -
B66455G0000X187

B66455G0000X187

FERRITE CORE ELP N87 1PC

EPCOS - TDK Electronics

7,275
B66455G0000X187

Datasheet

ELP22/6/16 Box Active ELP ELP 22 x 6 x 16 - - - N87 Ungapped - - - - Uncoated - - - 0.224" (5.70mm) 0.858" (21.80mm) 0.622" (15.80mm)
B66484G0000X187

B66484G0000X187

FERRITE CORE ER N87 1PC

EPCOS - TDK Electronics

1,109
B66484G0000X187

Datasheet

ER25/6/15 Box Active ER ER 25 x 6 x 15 - - - N87 Ungapped - - - - Uncoated - - - 0.216" (5.50mm) 0.984" (25.00mm) 0.583" (14.80mm)
B66229G1000X187

B66229G1000X187

FERRITE CORE E N87 1PC

EPCOS - TDK Electronics

173
B66229G1000X187

Datasheet

E32/16/9 Box Active E E 32 x 16 x 9 - - - N87 Gapped - - - - Uncoated - - - 0.646" (16.40mm) 1.260" (32.00mm) 0.374" (9.50mm)
B66233G0000X187

B66233G0000X187

FERRITE CORE E N87 1PC

EPCOS - TDK Electronics

1,470
B66233G0000X187

Datasheet

E32/16/11 Box Active E E 32 x 16 x 11 - - - N87 Ungapped - - - - Uncoated - - - 0.646" (16.40mm) 1.260" (32.00mm) 0.433" (11.00mm)
B66361G0500X127

B66361G0500X127

FERRITE CORE ETD N27 1PC

EPCOS - TDK Electronics

923
B66361G0500X127

Datasheet

ETD34/17/11 Box Active ETD ETD 34 x 17 x 11 - - - N27 Gapped - - - - Uncoated - - - 0.689" (17.50mm) 1.339" (34.00mm) 0.433" (11.00mm)
B65531W0000R087

B65531W0000R087

FERRITE CORE P 2UH N87 2PCS

EPCOS - TDK Electronics

185
B65531W0000R087

Datasheet

P11/7 Box Active P (Pot Core) P 11 x 7 0.445" (11.30mm) 2 µH -20%, +30% N87 Ungapped 1470.0 2200 0.92 16.3 Uncoated 17.7 289.0 14.1 0.130" (3.30mm) - -
ETD34/17/11-3C97

ETD34/17/11-3C97

FERRITE CORE ETD 3C97

Ferroxcube

620
ETD34/17/11-3C97

Datasheet

- Bulk Active ETD ETD 34 x 17 x 11 - - - 3C97 - - - - - Uncoated - - - 0.681" (17.30mm) 1.378" (35.00mm) 0.437" (11.10mm)
PC47EER25.5-Z

PC47EER25.5-Z

FERRITE COR EER 1.92UH PCS47 2PC

TDK Corporation

408
PC47EER25.5-Z

Datasheet

E Tray Active EER EER 25.5 - 1.92 µH ±25% PC47 Ungapped - - 1.08 48.2 Uncoated 44.8 2160.0 - 0.366" (9.30mm) 1.004" (25.50mm) 0.295" (7.50mm)
E34/14/9-3C92

E34/14/9-3C92

FERRITE CORE E 3C92

Ferroxcube

192
E34/14/9-3C92

Datasheet

- Bulk Active E E 34 x 14 x 9 - - - 3C92 - - - - - Uncoated - - - 0.555" (14.10mm) 1.350" (34.30mm) 0.366" (9.30mm)
B66482G0000X608

B66482G0000X608

FERRITE CORE PCS200

EPCOS - TDK Electronics

1,318
B66482G0000X608

Datasheet

ER23/5/13 Bulk Active - - - - - PC200 - - - - - - - - - - - -
B64290L0638X038

B64290L0638X038

FERRITE CORE TOROID 6.07UH T38

EPCOS - TDK Electronics

1,385
B64290L0638X038

Datasheet

TX22/14/6.4 Box Active Toroid - 0.917" (23.30mm) 6.07 µH ±30% T38 Ungapped - 10000 2.07 54.15 Epoxy 26.17 1417.0 - 0.291" (7.40mm) - -
5977000621

5977000621

FERRITE CORE TOROID 1.27UH 77

Fair-Rite Products Corp.

1,076
5977000621

Datasheet

- Bulk Active Toroid - 0.860" (21.84mm) 1.27 µH -30%, +25% 77 Ungapped - 2000 2.131 51.8 Plastic 24.3 1261.0 - 0.280" (7.11mm) - -
B66480G0000X187

B66480G0000X187

FERRITE CORE ER N87 1PC

EPCOS - TDK Electronics

1,007
B66480G0000X187

Datasheet

ER18/3/10 Box Active ER ER 18 x 3 x 10 - - - N87 Ungapped - - - - Uncoated - - - 0.124" (3.15mm) 0.709" (18.00mm) 0.382" (9.70mm)
EFD12/6/3.5-3F36-S

EFD12/6/3.5-3F36-S

FERRITE CORE EFD 3F36 2PC SET

Ferroxcube

547
EFD12/6/3.5-3F36-S

Datasheet

- Bulk Active EFD EFD 12 x 6 x 3.5 - - ±25% 3F36 Ungapped 1130.0 - 2.5 28.5 Uncoated 11.4 325.0 10.7 0.244" (6.20mm) 0.492" (12.50mm) 0.138" (3.50mm)
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