HCTC-7-2.8

Common Mode Chokes Overview

The Signal Transformer HCTC-7-2.8 is a through-hole common mode choke designed for high-current applications. It features a vertical radial package with four PC pin leads. The component provides an inductance of 7 mH at 1 kHz and supports a current rating of 2.8 A. It has a two-line configuration suitable for differential noise suppression. The DC resistance is specified at 120 mOhm, ensuring low power loss during operation.

Common Mode Chokes Feature Summary

• High current handling capability for robust circuit protection
• Vertical radial mounting for efficient board space utilization
• Two-line configuration for effective common mode noise reduction

Common Mode Chokes Applications

• Power supply input filtering
• EMI suppression in AC/DC converters
• Signal integrity enhancement in data lines

Common Mode Chokes Procurement Notes

Verify the specific datasheet version to confirm lead dimensions and insulation ratings. Ensure compatibility with automated insertion equipment due to the vertical radial package style. Cross-reference the 2.8A current rating against peak load requirements to prevent saturation. Confirm RoHS compliance status if required by final assembly standards.

Common Mode Chokes Selection Notes

Select this component when high inductance values are required for low-frequency noise attenuation. The 2.8A rating suits moderate to high power circuits. Consider the physical footprint constraints as the vertical design requires adequate clearance above the PCB. Evaluate thermal performance under continuous load conditions to ensure reliability.

Common Mode Chokes Part Context

This part belongs to the HCTC series of high-current toroidal chokes from Signal Transformer. These components are engineered for surface mount or through-hole integration depending on the specific variant. The series focuses on providing reliable EMI filtering in compact form factors for industrial and consumer electronics.

Common Mode Chokes Replacement Considerations

Check for direct substitutes within the same manufacturer's catalog that match the 7 mH inductance and 2.8A current rating. Verify pinout compatibility and mechanical dimensions before substitution. Ensure equivalent core material properties to maintain similar frequency response characteristics.