Hochzuverlässiger geschlossener Stromleitungsfilter für Schaltmodus-Stromversorgungen - LEF17T-Serie

Spaltenkernstromwandler
August 20, 2025
Brief: Discover the LEF17T Series, a high-reliability closed-loop power line filter designed for switch mode power supplies. Engineered for superior EMI suppression in 20-90W designs, this filter ensures high efficiency and compliance for power adapters, LED drivers, and industrial systems.
Related Product Features:
  • Advanced closed-loop design for superior EMI suppression and reduced electromagnetic interference.
  • High-grade insulation with AC 1000V withstand between windings for exceptional safety compliance.
  • Optimized thermal management with low DC resistance and rated for currents up to 0.8A.
  • Combines common mode and differential mode filtering in a single, high-performance package.
  • Designed for low temperature rise, ensuring long-term stability and preventing thermal degradation.
  • Simplifies PCB design with a monolithic package, reducing assembly costs and footprint.
  • Ideal for 90W power supply EMI filtering in laptop adapters, LED drivers, and industrial systems.
  • Helps products comply with FCC, VCCI, CISPR, and other major international EMC standards.
FAQs:
  • What is the operating temperature range of the LEF17T Series power line filter?
    The LEF17T Series operates within a temperature range of -50°C to +110°C, ensuring reliable performance in various environments.
  • How does the closed-loop design benefit the LEF17T Series?
    The closed-loop design significantly reduces electromagnetic interference (EMI) radiation and improves overall filtering efficiency compared to open-core designs.
  • Für welche Anwendungen ist die LEF17T-Serie am besten geeignet?
    Die LEF17T-Serie ist ideal für die Störunterdrückung in Laptop-Netzteilen, LED-Treibern, industriellen Steuerungssystemen, Telekommunikationsmodulen und Unterhaltungselektronik wie LCD-/PDP-Fernsehern.