SSHB21H-20046

Overview

The KEMET SSHB21H-20046 is a dual-mode common mode choke designed for AC line filtering applications. It features a rated inductance of 4.6 mH at 10 kHz and supports a continuous current of 2 A. The component utilizes through-hole termination with a lead diameter of 0.8 mm and operates within a standard commercial temperature range. Its hybrid coil construction integrates normal mode countermeasure capabilities alongside common mode suppression, providing effective electromagnetic interference mitigation for power supply inputs.

Feature Summary

• Dual-mode operation combining common mode and normal mode filtering functions
• Hybrid coil design for enhanced electromagnetic interference suppression
• Through-hole mounting configuration for robust mechanical stability

Applications

• AC power line input filtering
• Switching power supply EMI reduction
• General electronic equipment noise suppression

Procurement Notes

Verify the specific part number SSHB21H-20046 against official KEMET documentation to confirm electrical ratings and physical dimensions. Ensure compatibility with your circuit's current requirements and thermal environment. Cross-reference datasheets for accurate impedance characteristics and saturation behavior before finalizing procurement decisions.

Selection Notes

Select this component when dual-mode filtering is required for AC lines. Consider the 2 A current rating and 4.6 mH inductance for appropriate noise attenuation. Verify that through-hole packaging fits your PCB layout constraints and that the operating temperature range meets system specifications.

Part Context

This component belongs to the KEMET SSHB21H series of dual-mode chokes. These hybrid coils are engineered to address both differential and common mode noise simultaneously. The series offers various inductance values and current ratings to suit different power line filtering needs in commercial electronics.

FAQ

What is the difference between common mode and normal mode filtering in this device?

Common mode filtering suppresses noise present on both lines relative to ground, while normal mode filtering attenuates noise between the live and neutral lines. This hybrid coil performs both functions.

What is the maximum continuous current rating?

The SSHB21H-20046 has a rated continuous current of 2 A.