星和電機 List of Products and Services

We offer ferrite cores as a noise countermeasure. We have various types available, such as ring type, split type, and flat type, to meet our customers' needs.

● The adoption of full-size conductive adhesive tape enables more effective shielding/grounding than ever before. ● Flexibility has improved by 30% compared to conventional products, allowing for smooth adaptation to uneven surfaces and ensuring reliable contact even with small compressive forces. ● Excellent resilience is achieved by using polyurethane foam as the core material, resulting in a 20% improvement in resilience compared to conventional products. ● The doubling of size variations allows for appropriate selections tailored to specific applications. ● As before, it can be easily cut with scissors, offering excellent processability and workability, making it suitable for various applications as a shielding/grounding material.

Product Outline and Features It has excellent impedance characteristics below 150kHz. High permeability contributes to the miniaturization of the core. It ensures stable impedance characteristics over a wide temperature range. A larger size has been added to the lineup, making it compatible with large diameter cables.

Product Outline and Features It is smaller than before and is of terminal block type. It is optimal for noise countermeasures in the 150 kHz to 30 MHz range (for CISPR 11 compliance). It supports large currents of over 40A.

Product Outline and Features This is a common mode choke coil using nanocrystalline soft magnetic materials. Compared to ferrite core CMC, it has high noise attenuation characteristics in the kHz range. It ensures stable impedance characteristics over a wide temperature range. Customization is available; please consult us for various modifications. Common mode chokes using nanocrystal cores. Excellent low frequency properties. Stable performance over a wide temperature range. SEIWA offers special ordered CMC.

Product Outline and Features No design change of the FPC is required due to the absence of a ground connection. Can be incorporated into the FPC manufacturing process as it can withstand solder reflow. Optimal for partial attachment to the FPC (see supplementary reference).

Product Outline and Features The core material uses a new nanocrystal material, allowing for greater effectiveness. By adopting the nanocrystal common mode choke coil, it is possible to reduce the capacitance of surrounding capacitors, enabling space-saving designs. This is a common mode choke coil made with nanocrystalline soft magnetic material. Compared to ferrite core CMC, it has excellent noise attenuation characteristics in the kHz range. It ensures stable impedance characteristics over a wide temperature range. Customization is available; please consult us for various modifications. Common mode chokes using nanocrystal cores. Excellent low frequency properties. Stable performance over a wide temperature range. SEIWA offers special ordered CMC.

The cable bend section can also be easily shielded. It is ideal for electromagnetic noise countermeasures for cables. The conductive spiral can bind and protect cable bundles while also suppressing electromagnetic noise.

Product Outline and Features This product uses a new nanocrystal material for the core, allowing for greater effectiveness. By adopting the nanocrystal common mode choke coil, it is possible to reduce the capacitance of surrounding capacitors, enabling space-saving design. This is a common mode choke coil made with nanocrystalline soft magnetic material. Compared to ferrite core CMC, it has high noise attenuation characteristics in the kHz range. It ensures stable impedance characteristics over a wide temperature range. Customization is available; please consult us for various modifications. Common mode chokes using nanocrystal cores. Excellent low frequency properties. Stable performance over a wide temperature range. SEIWA offers special ordered CMC.

It is rich in flexibility and easy to handle. Made of conductive coated resin, it excels in flexibility, allowing for smooth cable bundling and fixing operations, as well as measures against electromagnetic noise in cables.

The soft type of electromagnetic wave control material for thermal conductivity is an environmentally friendly product that does not use halogens (such as chlorine and bromine). Due to its low hardness, it can also be used on mounted components of circuit boards.

It is ideal for shielding/grounding between the frame and chassis.

● The ultra-thin shape contributes to space-saving and helps achieve a lightweight and compact design. ● Effectively suppresses radiated noise from the FPC. ● Has minimal impact on transmission signals and is easy to handle.

1. Compared to conventional ferrite cores, the characteristics in the 500MHz to 5GHz range have been improved. 2. Noise countermeasures can be implemented as an add-on rather than on-board. 3. It is less affected by temperature and maintains stable performance even in high-temperature environments (up to 150°C), including self-temperature rise.

The "E21NFB Series" is an EMI filter that is highly effective for mitigating conducted noise in the frequency range of 150 kHz to 30 MHz. It is compact, lightweight, and low-profile, achieving effective noise mitigation while saving space. It features a spring-up terminal block that allows for easy installation and comes with a cover for safe use. Additionally, it has obtained UL, EN, and CSA certifications, making it suitable for equipment exported to North America and the EU. 【Features】 ■ Complies with international safety standards ■ Compact, lightweight, and low-profile for space-saving ■ High efficiency and safety in installation shape ■ Utilizes a spring-up terminal block ■ Comes with a cover *For more details, please refer to the PDF document or feel free to contact us.

"Noise Finder" is a noise countermeasure product that has the functionality of a 2-channel spectrum analyzer and calculates the contribution from two types of signals. It operates based on a spectrum analyzer, making it easy to identify noise sources by viewing the value (noise estimate) obtained by multiplying the contribution by the spectrum of CH1. In conventional noise visualization systems, it was difficult to identify the path of noise sources, but the visualization system of this product allows for path identification. 【Features】 ■ Usable not only on the circuit board but also on cables and enclosures ■ Functions as a 2-channel spectrum analyzer ■ Determines whether two types of noise are at the same frequency and identifies the true noise source ■ Operable based on a spectrum analyzer ■ Displays the spectrum and contribution of CH1 and CH2 ■ The visualization system of this product allows for path identification *For more details, please refer to the PDF document or feel free to contact us.

"Mirror Star" is a reworkable and easy-to-apply heat-insulating sheet. It features a non-adhesive suction sheet that does not dirty the contact surface, with high solar reflectivity and excellent weather resistance. It can be provided at a lower cost compared to applying heat-insulating paint. Made from acrylic resin and PET, the color is beige. Please feel free to contact us for inquiries. 【Features】 ■ Reworkable and easy to apply ■ Non-adhesive suction sheet that does not dirty the contact surface ■ High solar reflectivity and excellent weather resistance ■ More cost-effective than applying heat-insulating paint ■ Made from environmentally friendly acrylic resin and PET *For more details, please refer to the PDF document or feel free to contact us.

"SGX01" is a water-based dispersant that can achieve high dispersion with a small amount of additive. It is extracted using a unique environmentally friendly technology from discarded plants. It is highly safe and can be used with confidence. Potential applications include materials for batteries and capacitors, conductive paints, and antistatic materials, with various industry applications considered. [Features] - High dispersibility for CNTs - Suitable for high concentration dispersion of CNTs - Low viscosity during dispersion - Environmentally friendly, plant-derived natural material - Applicable to materials that are considered difficult to disperse *For more details, please download the PDF or feel free to contact us.