LF2020BNP-553

Common Mode Chokes Overview

The LF2020BNP-553 is a through-hole common mode choke manufactured by Sumida America Components Inc. It features an inductance of 55 mH measured at 1 kHz and supports a maximum current rating of 300 mA. The component has a DC resistance (DCR) of 4.1 Ohms and utilizes a 4-pin package configuration.

Common Mode Chokes Feature Summary

• Provides common mode noise suppression for two-line circuits
• Utilizes a through-hole mounting style for board integration
• Constructed with a molded core design

Common Mode Chokes Applications

• Consumer electronics signal line filtering
• Industrial control system noise reduction
• Medical equipment power supply protection

Common Mode Chokes Procurement Notes

Verify the specific manufacturer part number against official Sumida documentation to confirm electrical characteristics. Ensure the through-hole footprint matches the target PCB layout. Confirm that the 300 mA current rating meets the application requirements before finalizing procurement decisions.

Common Mode Chokes Selection Notes

Select this component when high inductance values are required for low-frequency noise attenuation in through-hole designs. Evaluate the 4.1 Ohm DC resistance impact on circuit efficiency. Compare the physical dimensions against available board space constraints during the selection process.

Common Mode Chokes Part Context

This component belongs to Sumida's passive components portfolio, specifically within their common mode choke series. Sumida Corporation manufactures these inductive components for various industrial and consumer applications, focusing on quality magnetic materials and modules.

Common Mode Chokes Replacement Considerations

The LF2020BNP-622 is a related model within the same product family. Verify compatibility by comparing inductance and current ratings against the LF2020BNP-553 specifications before substitution.