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- Electromagnetic Compatibility and Noise Reduction
COMMON MODE CHOKEContribute to size and weight reduction
FINEMET® has higher permeability compare to standard Mn-Zn ferrite, which offers high impedance to suppress common mode choke noise.
| Relative permeability μr | ||
|---|---|---|
| f=10kHz | f=100kHz | |
| Nanocrystalline soft magnetic material FINEMET® FT-3K50T |
 50,000 |
 31,000 |
| Mn-Zn ferrite μ 5000 material |
5,000 | 5,000 |
| FT-3K50T | Mn-Zn | |
|---|---|---|
| Volume |  24cm3(0.55) |
44cm3 (1) |
| Weight | 55g (0.53) |
104g (1) |
FINEMET®
COMMON MODE CHOKE
- Core
- Coil
- Magnetic properties for each material
- High Permeability
- Stable characteristics aginst temperature change
- Contribute to size and weight reduction
- Application
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FINEMET® is a registered trademark of Hitachi Metals, Ltd.
