• June 23. 2022

Named after German physicist Walter Rogowski, Rogowski is an electrical device which used to measure alternation current (AC), such as high-speed transients, pulsed currents, or power-frequency sinusoidal currents. It's no special requirements for the conductors & dimensions, with fast instantaneous response capability, which is widely used in occasions where traditional current measuring devi...

• June 28. 2022

The power inductor is an inductor with a large current passing through it, comparing traditional inductor, it’s with small size, high Q value, low impedance, high efficiency, low temperature rise, customized. When design the power inductors, engineer pay attention to optimizing the click structure, to guarantee the internal magnetic field of products becomes more uniform, and the power inductors w...

• July 07. 2022

With the rapid development of economy, the electricity demand increasing, the power stability & uninterrupted are more and more important. It's imminent to online real-time monitoring on high-voltage transmission lines to guarantee the safe and stable operation of transmission lines.  The high voltage inductive power supply is the best choice for online equipment functions, beca...

• July 14. 2022

With the rapid development of economy, the electricity demand increasing, the power stability & uninterrupted are more and more important. It's imminent to online real-time monitoring on high-voltage transmission lines to guarantee the safe and stable operation of transmission lines.  The high voltage inductive power supply is the best choice for online equipment functions, because is sui...

• July 22. 2022

Coilcore expert in power inductors design and obtain global positive feedback, here we show more projects again: Project 1:3.5KW, Magnetic Integrated LLC Transformer superiority Electronic Parameter Patent for appearance structure and winding structure. Rated Power: 3.5KW The resonant inductor and the main transformer are integrated magnetically integrated structure design to reduce cost and save ...

• July 29. 2022

TMR7201-B series current sensor is an open-close current sensor. Use high sensitivity, high signal-to-noise ratio TMR tunnel magnetoresistive chip design. The sensor has a built-in temperature compensation and nonlinear compensation circuit, which can accurately measure DC, AC and pulse currents, and has excellent primary and secondary electrical isolation performance; it has a very wide response ...

• August 04. 2022

With the development of miniaturization, thinning and high frequency of electronic equipment, Fe-Si and Fe-Si-Al soft magnetic powder cores are more and more popular used in emerging fields such as new energy vehicles, charging piles, photovoltaic inverters, etc. Today, let's discuss about such iron powder core: What’s Iron Powder Core? Iron powder core is a soft magnetic material, which composed ...

• August 10. 2022

The Iron-base nanocrystalline  are composed of iron, silicon, boron and small amounts of copper, molybdenum, niobium, etc., of which copper and niobium are essential elements for living nanocrystalline structures. They were first fabricated into amorphous ribbons, which were then appropriately annealed to form a mixture of micro-crystalline and amorphous structures.Such material is not o...

• August 19. 2022

The performance of nanocrystalline  core is determined by the  permeability of the strip used for the core and the size of the core (OD, ID, H) Derived from OD, ID, height H Cross sectional area of magnetic core：S = 1 / 2 (OD-ID) *H Magnetic circuit length L = π / 2 * (OD + ID) Due to the gap between the strip layers in the process of core winding, the effective cross-sectional area Se=f...