SEMICONDUCTOR DEVICE

The present invention is characterized by including: a heat sink; an integrated component which is fixed to the heat sink and integrates a matching circuit and a ceramic terminal having a microstrip line; a lead fixed to the ceramic terminal; an integrated substrate fixed to the heat sink; a semiconductor chip fixed to the heat sink; a plurality of wires connecting the matching circuit and the integrated substrate and electrically connecting the integrated substrate and the semiconductor chip; a frame surrounding the integrated substrate and the semiconductor chip in plan view; and a cap provided on the frame. 特征在于，具备：散热器；一体化部件，其使匹配电路和具有微带线的陶瓷端子进行了一体化，一体化部件固定于该散热器；引线，其固定于该陶瓷端子；匹配基板，其固定于该散热器；半导体芯片，其固定于该散热器；多根导线，其将该匹配电路和该匹配基板连接，将该匹配基板和该半导体芯片电连接；框架，其在俯视时包围该匹配基板和该半导体芯片；以及盖，其设置于该框架之上。