High Performance | Low Loss | EMI-Optimized
Order(MOQ) :
1000 PCSPayment :
T/T or L/CProduct Origin :
ChinaColor :
Blue, Green, Black or customizedShipping Port :
Shenzhen, China or Guangzhou, ChinaLead Time :
30 Working DaysFinish :
Coating / Casing / Cutting / Customizing
Our nanocrystalline magnetic cores are engineered for advanced power electronics, offering exceptional magnetic performance in compact form factors. Manufactured using Fe-based alloys with nanometer-sized crystalline structures, these cores combine ultra-high initial permeability, low coercivity, and outstanding thermal stability—making them ideal for high-efficiency and high-frequency power applications such as EV chargers, inverters, and EMI filters.
All cores are coated with high-insulation epoxy or customized paint layers to ensure reliable dielectric performance and corrosion resistance.
Material Characteristics
Saturation flux density induction | 1.20T |
Permeability @ 10KHz | >80000 |
Permeability @ 100KHz | >20000 |
Curie temperature | 570 °C |
Stacking factor | 0.8 |
Resistivity | 130 μΩ.cm |
Working Temperature | -40 ~ 140°C |
Density | 7.2 g / cm3 |
Ribbon Thickness | 12 ~ 25 μm |
Core shapes | Troidal core / C Core / Customizable |
Finish | Coating / Casing / Customizing |
Key Features
High Initial Permeability (μᵢ > 80,000): Provides efficient magnetic flux conduction, enabling compact transformer designs without compromising performance.
High Saturation Flux Density (Bₛ ≈ 1.20 T): Enables the core to handle higher currents without reaching saturation, ensuring reliable operation in demanding applications.
Low Core Loss: Demonstrates minimal energy loss at high frequencies, contributing to improved efficiency and reduced heat generation.
Wide Operating Temperature Range (–40°C to +140°C): Maintains stable performance across a broad temperature spectrum, making it suitable for various environmental conditions.
Excellent Frequency Characteristics: Maintains stable permeability over a wide frequency range, ensuring effective noise suppression and consistent performance.
High Linearity and Precision: Offers excellent linearity and low distortion, making it ideal for high-accuracy metering applications.
Typical Applications
EV On-board Charger Input/Output Filters
High-frequency Common Mode and Differential Mode Chokes
Solar Inverter Output Stages
Switch Mode Power Supplies (SMPS)
EMI Suppression for Automotive, Railway, Aerospace, and Industrial Drives
Power Factor Correction (PFC) Circuits
Custom Options
Parameter | Specification |
Outer Dimensions | 4 ~130 mm |
Core Material | Fe-based Nanocrystalline / Fe-based Amorphous |
Inductance & Impedance | Customizable upon request |
Customized sizes, inductance values, and coating types are available. Contact us for technical consultation and design support.
Why Choose Dongguan JH Amorphous Surge Suppression Cores
Precision manufacturing with consistent quality
Space-saving design optimized for modern electronic systems
Rapid prototyping and flexible production scalability
Full compliance with RoHS/REACH environmental regulations
Certificates
Dongguan JH Amorphous, a leading professional one-stop amorphous cores manufacturer.
We offer magnet solutions from design to worry-free after-sales. Let talk about your distinct project now!