Lead frame including grooved lead

According to one aspect of the present invention, a lead frame is provided that includes: a lead having a lead groove and a dam bar disposed between the leads and connecting the leads. The thickness of the dam bar disposed between the respective leads has at least two thickness values. Between the t...

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Bibliographische Detailangaben
Hauptverfasser: CHOI BEONG CHEOL, WOO DO YEON, SEO SEOK KYU
Format: Patent
Sprache:eng ; kor
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Beschreibung
Zusammenfassung:According to one aspect of the present invention, a lead frame is provided that includes: a lead having a lead groove and a dam bar disposed between the leads and connecting the leads. The thickness of the dam bar disposed between the respective leads has at least two thickness values. Between the thickest part of the part of the dam and a lead adjacent to the thickest part of the part of the dam, a dam bar groove is formed. 본 발명의 일 측면에 따르면, 리드 홈이 형성된 리드와, 상기 각 리드 사이에 배치되어 상기 리드를 연결하는 댐바를 포함하고, 상기 각 리드 사이에 배치되는 댐바의 두께는, 적어도 2개의 두께값을 가지고, 상기 댐바의 부분 중 가장 두꺼운 부분과 상기 댐바의 부분 중 가장 두꺼운 부분과 이웃하는 상기 리드 사이에는, 댐바 홈이 형성되어 있는 리드 프레임을 제공한다.