noun
choke coil; choking coil
Technical term in electronics; an inductor used to block higher-frequency AC while allowing DC or lower-frequency AC to pass.
電源回路にチョークコイルを入れてノイズを抑える。
Insert a choke coil into the power supply circuit to suppress noise.
Variant with interpunct; less common in running text.
インダクタ is a broader term for any inductor, while チョークコイル specifically refers to an inductor used for blocking or filtering.
Loanword from English 'choke coil'.