|
Table
1. Relative Magnetic Permeabilities of Inductor Core Materials
|
Material |
Permeability (μ)
Low
Signal Level |
Permeability (μ)
High
Signal Level |
|
Air |
1.000 |
1.000 |
|
Ferrites: |
|
|
|
3B7 |
2300 |
1900 |
|
3C8 |
2300 |
1900 |
|
TI |
2300 |
1900 |
|
W-03 |
2300 |
1900 |
|
3E2A |
5000 |
1800 |
|
3E3 |
12000 |
1900 |
|
3D3 |
750 |
1500 |
|
4C4 |
125 |
600 |
|
1Z2 |
15 |
- |
|
Iron-Nickel Alloy |
3000 |
20000 |
|
Powdered Iron |
125 |
127 |
|
Silicon Iron |
400 |
40000 |
See
Also:
Various Reference Tables
|
