Rod-type (R-type) choke coil featuring high current capacity, robust construction, and superior filtering performance. Widely utilized in switching power supplies and various electronic equipment applications.

• Cost-effective design with low DC resistance
• High saturation current with minimal power loss
• Reduced thermal impact on surrounding components
• Low radiation noise due to toroidal construction
• Multiple material options for diverse frequency requirements
• Broad inductance range using high-saturation materials
• RoHS compliant and lead-free construction

• Switching power output and smoothing circuits
• High-frequency SMPS choke coils
• Spike ripple countermeasures
• EMI/RFI filtering systems
• DC/DC converters and power amplifiers
• Input/output devices and buck converters
• LCD displays, notebook computers, and digital products
• Network communication equipment and automotive systems

• No visible defects including cracks, deformation, or solder beads
• Counterclockwise thread direction with tight winding
• PIN terminals without electroplating, oxidation, or excessive solder tips
• Consistent wire coloration without noticeable differences
• Solder range limited to outer edge of flat coil
• Full compliance with environmental protection standards

• Converts electrical energy to magnetic energy for storage
• Permits DC while blocking AC at higher frequencies
• High quality factor with low core loss materials
• Stable performance across temperature variations
• Minimal stray field using toroid or pot core design
• High inductance achieved through high permeability ferrite materials