TDK B82721A2401N020 B82721 Choke SMD 39mH 2000mΩ 0.4A

TDK B82721A2401N020 is a surface-mount technology (SMD) choke, identified within the B82721 series, optimal for reducing electromagnetic interference in electronic circuits. This component features an inductance of 39 mH and a resistance of 2000 milliohms, with a maximum direct current rating of 0.4 amperes, making it suitable for moderate current handling applications. Engineers frequently use this choke in power supply and filtering systems, where managing signal integrity and minimising noise are essential. Its compact SMD package allows for efficient space utilisation on printed circuit boards, making it ideal for use in densely packed electronics requiring reliable electromagnetic interference suppression.