Audited Supplier
Amorphous c core finemet transformer ferrite magnets for EMC common mode choke
Features
Material: Fe-based amorphous core
Saturation flux density induction: 1.56T
Curie temperature(ºC): 410
Stacking factor: >0.8
Saturation magnetostriction(*10^-6): <30
Resistivity (μΩ.cm): 110
Ribbon thickness: 25μm
Core shape: C core
Applications
>> Solar inverter filter
>> PFC choke
>> Midium frequency transformer
>> Diffrental mode choke
>> Output filter
>> Audio transformer
Standard core dimensions
| Part No. | Core dimensions | Effictive cross section | Mean path length | Weight | |||||
| A | B | C | D | E | F | AFe | lFe | mFe | |
| mm | mm | mm | mm | mm | mm | cm2 | cm | g | |
| KMAC-20 | 11 | 13 | 50 | 30 | 35 | 72 | 15.7 | 2.94 | 331 |
| KMAC-32 | 13 | 15 | 56 | 30 | 41 | 82 | 17.9 | 3.47 | 447 |
| KMAC-40 | 13 | 15 | 56 | 35 | 41 | 82 | 17.9 | 4.05 | 522 |
| KMAC-50 | 16 | 20 | 70 | 25 | 52 | 102 | 22.7 | 3.56 | 580 |
| KMAC-63 | 16 | 20 | 70 | 30 | 52 | 102 | 22.7 | 4.27 | 696 |
| KMAC-80 | 16 | 20 | 70 | 40 | 52 | 102 | 22.7 | 5.70 | 928 |
| KMAC-100 | 16 | 20 | 70 | 45 | 52 | 102 | 22.7 | 6.41 | 1043 |
| KMAC-125 | 19 | 25 | 83 | 35 | 63 | 121 | 27.2 | 5.92 | 1157 |
| KMAC-160 | 19 | 25 | 83 | 40 | 63 | 121 | 27.2 | 6.76 | 1322 |
| KMAC-200 | 19 | 25 | 83 | 50 | 63 | 121 | 27.2 | 8.46 | 1653 |
| KMAC-250 | 19 | 25 | 90 | 60 | 63 | 128 | 28.6 | 10.15 | 2085 |
| KMAC-320 | 22 | 35 | 85 | 50 | 79 | 129 | 30.6 | 9.79 | 2148 |
| KMAC-400 | 22 | 35 | 85 | 65 | 79 | 129 | 30.6 | 12.73 | 2793 |
| KMAC-500 | 25 | 40 | 85 | 55 | 90 | 135 | 32.5 | 12.24 | 2856 |
| KMAC-630 | 25 | 40 | 85 | 70 | 90 | 135 | 32.5 | 15.58 | 3635 |
| KMAC-800A | 25 | 40 | 85 | 85 | 90 | 135 | 32.5 | 18.91 | 4414 |
| KMAC-800B | 30 | 40 | 95 | 85 | 100 | 155 | 36.1 | 22.70 | 5879 |
| KMAC-1000 | 33 | 40 | 105 | 85 | 106 | 171 | 39.0 | 24.96 | 6994 |
Other specifications are available according to customer's requirements.
1. Nanocrystalline cores for common mode chokes
- Very high permeability, suitable for EMI common mode chokes.
2. Amorphous and nanocrystalline c cores
- High saturation flux density, and low core loss.
- Nanocrystalline c cores are the updated material with ultra high performance.
3. Custom cores and magnetic components
- Oval shape nanocrystalline cores for VFD noise suppresor.
- Amorphous inductors for output DC choke or PFC choke.
- Nanocrystalline toroidal cores for common mode choke.
