CIRCULATOR
PROBLEM TO BE SOLVED: To obtain a circulator capable of achieving a reduction in cost and size while improving reliability.SOLUTION: A circulator 100 includes: a plurality of signal terminals 60a; a plurality of ground terminals 60b surrounding the plurality of signal terminals 60a; a die pad 6; a f...
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Main Authors | , |
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Format | Patent |
Language | English Japanese |
Published |
22.11.2018
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Subjects | |
Online Access | Get full text |
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Summary: | PROBLEM TO BE SOLVED: To obtain a circulator capable of achieving a reduction in cost and size while improving reliability.SOLUTION: A circulator 100 includes: a plurality of signal terminals 60a; a plurality of ground terminals 60b surrounding the plurality of signal terminals 60a; a die pad 6; a ferrite substrate 3 having a signal pattern 30a and provided on the die pad 6; wires 32 electrically connecting the signal terminals 60a to the signal pattern 30a; a mold package 50 comprising a mold resin 4 which covers the die pad 6, the ferrite substrate 3 and the wires 32 so as to expose the plurality of signal terminals 60a, the plurality of ground terminals 60b and the die pad 6; and a permanent magnet 2 provided on the mold package 50.SELECTED DRAWING: Figure 1
【課題】信頼性を向上させながら低コスト化、小型化できるサーキュレータを得ること。【解決手段】サーキュレータ100は、複数の信号端子60aと、複数の信号端子60aを取り囲む複数のグランド端子60bと、ダイパッド6と、信号パターン30aを有し、ダイパッド6上に設けられるフェライト基板3と、信号端子60aと信号パターン30aとを電気的に接続するワイヤ32と、複数の信号端子60a、複数のグランド端子60b及びダイパッド6が露出するように、ダイパッド6、フェライト基板3及びワイヤ32を覆うモールド樹脂4からなるモールドパッケージ50と、モールドパッケージ50上に設けられる永久磁石2とを備えることを特徴とする。【選択図】図1 |
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Bibliography: | Application Number: JP20170085312 |