DG Focus Technology
1K107 High-permeability Nanocrystalline Ribbon

1K107 High-permeability Nanocrystalline Ribbon:
The Ultimate High-Frequency Alternative to Ferrite

A premium Fe-based soft magnetic alloy with ultra-fine grain structure (10-20nm). Engineered for high permeability and near-zero magnetostriction, achieving a 50% volume reduction compared to Ferrite.

1.25T
Saturation Induction
>80,000
Initial Permeability
12-26μm
Ultra-thin Thickness
570°C
Curie Temperature

Comparison: Nanocrystalline 1K107 vs. Mn-Zn Ferrite

Technical superiority of nanocrystalline technology over traditional ferrite materials

Parameter Nanocrystalline 1K107 Mn-Zn Ferrite
Saturation Induction (Bs) 1.25 T 3x Higher 0.4-0.5 T
Initial Permeability i) > 80,000 8x Higher ~10,000
Operating Temp Range -40°C to +180°C Stable -40°C to +120°C (Unstable)
Curie Temp (Tc) 570°C 2.3x Higher < 250°C
Volume/Weight 50% Reduction Compact Baseline
EMI Suppression Wideband (10kHz-120MHz) Superior Narrowband

Advanced Material Properties

Our ultra-thin manufacturing process (12μm-26μm) enables exceptional high-frequency performance with P100kHz/0.3T < 50 W/kg core losses.

The 10-20nm grain structure provides superior magnetic properties with near-zero magnetostriction, eliminating audible noise in high-frequency applications.

High thermal stability ensures consistent performance across the entire operating temperature range, making it ideal for demanding automotive and industrial applications.

Key Performance Metrics

  • Ultra-low core losses at high frequencies
  • Near-zero magnetostriction for silent operation
  • Exceptional thermal stability up to 180°C
  • Wideband EMI suppression capabilities

Application Verticals

Transforming high-frequency power electronics across multiple industries

EV/PHEV Systems

Onboard chargers (OBC) and DC-DC converters benefiting from high-frequency efficiency and compact design.

Solar Inverters

High-frequency power conversion with superior thermal stability and efficiency in photovoltaic systems.

SST Applications

Solid State Transformers requiring high power density and advanced thermal management capabilities.

Medical Devices

MRI systems and medical imaging equipment requiring precise magnetic field control and reliability.

Sustainability & Efficiency

Enabling the global transition to green energy through advanced material science

Energy Efficiency

50% smaller magnetic components reduce system energy consumption and material usage.

Material Reduction

Compact design minimizes raw material requirements while maintaining superior performance.

Green Technology

Supports global decarbonization goals through efficient power conversion and reduced energy waste.

Ready to Upgrade to Nanocrystalline Technology?

Experience the superior performance of 1K107 nanocrystalline ribbon and transform your high-frequency applications.