Provided with optimal design according to your requirements, such as rated current, inductance value, frequency, and quietness.
This is a toroidal coil uniquely designed by Ozeki using various magnetic materials. We will provide optimal designs tailored to your requirements, including rated current, inductance values, frequency, and quietness. We can accommodate small lots and custom requests. Please feel free to consult us if you have any issues with choke coils. For more details, please contact us.
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basic information
【OZ Linear Inductor】 ■Applications 1. Power circuits requiring quiet operation 2. Power circuits requiring flat DC superimposition characteristics 3. Recommended carrier frequency: up to 20kHz 【OZFS Series】 ■Applications 1. Smoothing and boost circuits for low-cost products 2. Recommended carrier frequency: up to 30kHz 【OZSS Series】 ■Applications 1. Next-generation inverters using SiC and GaN semiconductor devices 2. Resonant inverters, PFC circuits 3. Recommended carrier frequency: up to 100kHz ● For more details, please contact us.
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Applications/Examples of results
【Applications】 ■ OZ Linear Inductor… Power circuits requiring quiet operation, power circuits where flatness of DC superimposition characteristics is required ■ OZFS… Smoothing and boost circuits for low-cost products ■ OZSS… Next-generation inverters, resonant inverters, and PFC circuits using SiC and GaN semiconductor devices ● For more details, please contact us.
Line up（3）
| Model number | overview |
|---|---|
| OZ Linear Inductor | ●Rated current: 10–30A ●Recommended carrier frequency: up to 20kHz ●Quietness: ◎ ●Core material: FeSi6.5% silicon steel plate (JFE Super Core) ●Core structure: Laminated ●Example applications: Power circuits requiring quietness, power circuits requiring flat DC superimposition characteristics |
| OZFS Series | ●Rated current: 5–30A ●Recommended carrier frequency: up to 30kHz ●Quietness: ◯ ●Core material: FeSi-based alloy ●Core structure: Powder metallurgy ●Example applications: Smoothing and boosting circuits for low-cost products |
| OZSS Series | ●Rated current: 5–30A ●Recommended carrier frequency: up to 100kHz ●Quietness: ◯ ●Core material: FeSi-based alloy ●Core structure: Powder metallurgy ●Example applications: Next-generation inverters using SiC, GaN semiconductor devices, resonant inverters, PFC circuits |
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Company information
Founded in 1903, Ozeki Co., Ltd. continues to deliver products that meet the needs of the times as a specialized trading company for chemicals and electronic components for the next 100 years. The Chemical Products Sales Department provides various color materials such as inorganic pigments, organic pigments, dyes, and processed pigments that match the diverse color plans and needs from manufacturers in various fields including paints, inks, construction materials, and plastics. We are capable of dispersion processing and grinding using equipment such as Henschel mixers and atomizer grinders at our contracted processing facilities. Additionally, we handle functional materials such as UV absorbers and various additives, as well as construction-related materials. The Electronic Components Sales Department has developed suppliers not only in Japan but also in China for many years. Currently, we specialize in magnetic materials, coils, and transformers, offering a complete lineup from small to large products, with many items available exclusively through Ozeki in Japan. We provide better products at lower prices, ensuring high cost performance. Since 2013, we have started handling metal cutting processed parts and supply components to major domestic companies. 【Locations】 ■ Domestic Offices: Tokyo Headquarters, Osaka Branch ■ Overseas Subsidiary: Ozeki (Hong Kong) Limited