作者: Takumi Ikeda , Yasuyuki Kimura , Kazuya Terashima , Masao Kainuma
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摘要: A semiconductor device header is provided with a base including main body and heat sink. lead inserted through hole extending the body. The defined by first opening second that opens in upper surface of communication smaller than plan view. filled an encapsulant seals lead. covering material having relative permittivity encapsulant. sink located at position partially overlapped view separated from