RM4 Series, Ferrite Cores

Results:
27
Manufacturer
Series
Effective Permeability (µe)
Inductance Factor (Al)
Material
Initial Permeability (µi)
Tolerance
Gap
Effective Area (Ae) mm²
Effective Length (le) mm
Effective Magnetic Volume (Ve) mm³
Height
Minimum Core Cross Section (Amin) mm²
Core Factor (ΣI/A) mm⁻¹
Core Type
Supplier Device Package
Length
Finish
Width
Diameter
Results remaining27
Applied Filters:
RM4
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ImageProduct DetailPriceAvailabilityECAD ModelToleranceDiameterSeriesSupplier Device PackageWidthCore TypeMaterialInductance Factor (Al)GapEffective Permeability (µe)Core Factor (ΣI/A) mm⁻¹Effective Length (le) mmEffective Area (Ae) mm²Effective Magnetic Volume (Ve) mm³FinishHeightLengthMinimum Core Cross Section (Amin) mm²Initial Permeability (µi)
B65803A0063A048
FERRITE CORE RM 63NH N48 2PCS
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Quantity
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PCB Symbol, Footprint & 3D Model
±3%
-
RM4
RM 4
0.181" (4.60mm)
RM
N48
63 nH
Gapped
96
1.9
21
11
231
Uncoated
0.207" (5.25mm)
0.433" (11.00mm)
-
-
B65803J0000Y038
FERRITE CORE RM 3.7UH T38 2PCS
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Quantity
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PCB Symbol, Footprint & 3D Model
-30%, +40%
-
RM4
RM 4
0.181" (4.60mm)
RM
T38
3.7 µH
Ungapped
4980
1.7
22
13
286
Uncoated
0.207" (5.25mm)
0.433" (11.00mm)
11.3
10000
B65803A0000R030
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Quantity
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PCB Symbol, Footprint & 3D Model
-
-
RM4
RM 4
0.181" (4.60mm)
RM
N30
-
-
-
1.9
21
11
231
Uncoated
0.413" (10.50mm)
0.433" (11.00mm)
-
4300
B65803J0000R049
FERRITE CORE RM 750NH N49 2PCS
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Quantity
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PCB Symbol, Footprint & 3D Model
-20%, +30%
-
RM4
RM 4
0.181" (4.60mm)
RM
N49
750 nH
Ungapped
1010
1.7
22
13
286
Uncoated
0.207" (5.25mm)
0.433" (11.00mm)
11.3
1500
B65803J0160J087
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Quantity
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PCB Symbol, Footprint & 3D Model
-
-
RM4
RM 4
0.181" (4.60mm)
RM
N87
-
Gapped
-
1.7
22
13
286
Uncoated
0.413" (10.50mm)
0.433" (11.00mm)
11.3
2200
B65803N0040A033
FERRITE CORE RM 40NH M33 2PCS
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Quantity
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PCB Symbol, Footprint & 3D Model
±3%
-
RM4
RM 4
0.181" (4.60mm)
RM
M33
40 nH
Gapped
60.4
1.9
21
11
231
Uncoated
0.207" (5.25mm)
0.433" (11.00mm)
-
750
B65803A0063A049
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
-
-
RM4
RM 4
0.181" (4.60mm)
RM
N49
-
Gapped
-
1.9
21
11
231
Uncoated
0.413" (10.50mm)
0.433" (11.00mm)
-
1500
B65803N0063A048
FERRITE CORE RM 63NH N48 2PCS
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Quantity
Contact us
PCB Symbol, Footprint & 3D Model
±3%
-
RM4
RM 4
0.181" (4.60mm)
RM
N48
63 nH
Gapped
96
1.9
21
11
231
Uncoated
0.207" (5.25mm)
0.433" (11.00mm)
-
-
B65803J0063A048
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
-
-
RM4
RM 4
0.181" (4.60mm)
RM
N48
-
Gapped
-
1.7
22
13
286
Uncoated
0.413" (10.50mm)
0.433" (11.00mm)
11.3
2300
B65803J0100A048
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
-
-
RM4
RM 4
0.181" (4.60mm)
RM
N48
-
Gapped
-
1.7
22
13
286
Uncoated
0.413" (10.50mm)
0.433" (11.00mm)
11.3
2300
B65803J0000R087
FERRITE CORE RM 1.1UH N87 2PCS
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Quantity
Contact us
PCB Symbol, Footprint & 3D Model
-20%, +30%
-
RM4
RM 4
0.181" (4.60mm)
RM
N87
1.1 µH
Ungapped
1480
1.7
22
13
286
Uncoated
0.207" (5.25mm)
0.433" (11.00mm)
11.3
2200
B65803J0000R097
FERRITE CORE RM 1.1UH N97 2PCS
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Quantity
Contact us
PCB Symbol, Footprint & 3D Model
-20%, +30%
-
RM4
RM 4
0.181" (4.60mm)
RM
N97
1.1 µH
Ungapped
1480
1.7
22
13
286
Uncoated
0.207" (5.25mm)
0.433" (11.00mm)
11.3
2300
B65803J0000R048
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
-
-
RM4
RM 4
0.181" (4.60mm)
RM
N48
-
-
-
1.7
22
13
286
Uncoated
0.413" (10.50mm)
0.433" (11.00mm)
11.3
2300
B65803A0000R048
Contact us
Quantity
Contact us
PCB Symbol, Footprint & 3D Model
-
-
RM4
RM 4
0.181" (4.60mm)
RM
N48
-
-
-
1.9
21
11
231
Uncoated
0.413" (10.50mm)
0.433" (11.00mm)
-
2300
B65803J0000R045
FERRITE CORE RM 1.7UH N45 2PCS
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Quantity
Contact us
PCB Symbol, Footprint & 3D Model
-20%, +30%
-
RM4
RM 4
0.181" (4.60mm)
RM
N45
1.7 µH
Ungapped
2290
1.7
22
13
286
Uncoated
0.207" (5.25mm)
0.433" (11.00mm)
11.3
3800
B65803N0016A001
FERRITE CORE RM 16NH K1 2PCS
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Quantity
Contact us
PCB Symbol, Footprint & 3D Model
±3%
-
RM4
RM 4
0.181" (4.60mm)
RM
K1
16 nH
Gapped
24.2
1.9
21
11
231
Uncoated
0.207" (5.25mm)
0.433" (11.00mm)
-
80
B65803A0016A001
FERRITE CORE RM 16NH K1 2PCS
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Quantity
Contact us
PCB Symbol, Footprint & 3D Model
±3%
-
RM4
RM 4
0.181" (4.60mm)
RM
K1
16 nH
Gapped
24.2
1.9
21
11
231
Uncoated
0.207" (5.25mm)
0.433" (11.00mm)
-
80
B65803A0160A048
FERRITE CORE RM 160NH N48 2PCS
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Quantity
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PCB Symbol, Footprint & 3D Model
±3%
-
RM4
RM 4
0.181" (4.60mm)
RM
N48
160 nH
Gapped
243
1.9
21
11
231
Uncoated
0.207" (5.25mm)
0.433" (11.00mm)
-
-
B65803N0100A048
FERRITE CORE RM 100NH N48 2PCS
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Quantity
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PCB Symbol, Footprint & 3D Model
±3%
-
RM4
RM 4
0.181" (4.60mm)
RM
N48
100 nH
Gapped
152
1.9
21
11
231
Uncoated
0.207" (5.25mm)
0.433" (11.00mm)
-
-
B65803J0000R030
FERRITE CORE RM 1.9UH N30 2PCS
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Quantity
Contact us
PCB Symbol, Footprint & 3D Model
-20%, +30%
-
RM4
RM 4
0.181" (4.60mm)
RM
N30
1.9 µH
Ungapped
2560
1.7
22
13
286
Uncoated
0.207" (5.25mm)
0.433" (11.00mm)
11.3
4300

About  Ferrite Cores

Ferrite cores are an essential component used in the winding of transformers and other wound components. These cores are designed with a specific chemical composition that helps to minimize the occurrence of eddy currents, which can negatively impact the performance of magnetic devices. Ferrite cores are available in various form factors to accommodate different application requirements. Some common form factors include E-shaped cores, toroidal cores, ER cores, multi-hole cores, and more. Each form factor has its own unique characteristics and benefits, making them suitable for specific applications. Furthermore, ferrite cores come in a wide range of sizes to cater to different design needs. The size of the core is an important parameter to consider as it directly affects the overall dimensions and performance of the magnetic device. When selecting a ferrite core, key parameters to consider are the size, form factor or core type, and inductance factor. The size of the core should be chosen based on the space constraints and power handling requirements of the application. The form factor or core type should align with the design goals and electrical specifications of the device. Lastly, the inductance factor, which is determined by the core material and geometry, plays a crucial role in achieving the desired electrical characteristics of the magnetic component. By carefully considering these parameters and selecting the appropriate ferrite core, engineers can optimize the performance, efficiency, and reliability of their magnetic devices. Ferrite cores play a vital role in the construction of transformers and other wound components, enabling efficient power transfer and electromagnetic compatibility in a wide range of electronic and electrical applications.