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Typical Applications:
· EMI/RFI common-mode chokes
· High-frequency transformers (e.g., SMPS, renewable energy inverters)
· Precision current sensors and zero-flux detectors
· Wireless power transfer systems
· Pulse and flyback transformers
Item No :
T31X19X13-3PProduct Origin :
China
Advantages of Nanocrystalline Magnetic Cores
Nanocrystalline magnetic cores, typically made from Fe-based alloys (e.g., Fe–Si–B–Cu–Nb), have a grain size of 10–20 nm. They offer a unique combination of soft magnetic properties, making them superior to traditional materials like ferrite, amorphous, and permalloy cores in many applications.
1. High Permeability
· Initial permeability can reach over 80,000, and high-frequency permeability remains excellent up to 100 kHz or more.
· Ideal for common-mode chokes, current transformers, and pulse transformers.
2. Low Core Loss
· Very low hysteresis and eddy current losses, especially at high frequencies (e.g., 20 kHz–100 kHz).
· Enables higher efficiency in power electronics, reducing heat generation.
3. High Saturation Flux Density
· Saturation flux density (BsBs) up to ~1.2–1.3 T, higher than ferrites (~0.4–0.5 T).
· Allows smaller core cross-sections, enabling miniaturization of magnetic components.
4. High Curie Temperature
· Typically >500°C, providing good thermal stability in demanding environments.
5. Excellent Frequency Characteristics
· Low permeability roll-off up to high frequencies.
· Suitable for wideband and high-frequency power applications (e.g., EMI filters, inverters, wireless chargers).
6. Low Magnetostriction
· Magnetostriction coefficient close to zero, reducing noise (hum) in transformers and inductors.
7. High Thermal and Aging Stability
· Nanocrystalline structure is stable up to ~150–200°C without significant performance degradation.
8. Compact and Lightweight
· Due to high BsBs and low loss, components can be smaller and lighter than silicon steel or ferrite equivalents.
Typical Applications: · EMI/RFI common-mode chokes · High-frequency transformers (e.g., SMPS, renewable energy inverters) · Precision current sensors and zero-flux detectors · Wireless power transfer systems · Pulse and flyback transformers
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Typical Applications: · EMI/RFI common-mode chokes · High-frequency transformers (e.g., SMPS, renewable energy inverters) · Precision current sensors and zero-flux detectors · Wireless power transfer systems · Pulse and flyback transformers
View More
Typical Applications: · EMI/RFI common-mode chokes · High-frequency transformers (e.g., SMPS, renewable energy inverters) · Precision current sensors and zero-flux detectors · Wireless power transfer systems · Pulse and flyback transformers
View More
Typical Applications: · EMI/RFI common-mode chokes · High-frequency transformers (e.g., SMPS, renewable energy inverters) · Precision current sensors and zero-flux detectors · Wireless power transfer systems · Pulse and flyback transformers
View More
Typical Applications: · EMI/RFI common-mode chokes · High-frequency transformers (e.g., SMPS, renewable energy inverters) · Precision current sensors and zero-flux detectors · Wireless power transfer systems · Pulse and flyback transformers
View More
Typical Applications: · EMI/RFI common-mode chokes · High-frequency transformers (e.g., SMPS, renewable energy inverters) · Precision current sensors and zero-flux detectors · Wireless power transfer systems · Pulse and flyback transformers
View More
High saturation magnetic induction——Reduce the winding and cost
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High permeability, low coercivity and low loss.Leakage current sensitive and excellent large current impact resistant ability.
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