Semiconductor device
摘要:
A wiring board (2) is provided on a heat radiation plate (1). A semiconductor chip (8) is provided on the wiring board (2). A case housing (10) is provided on the heat radiation plate (1) and surrounds the wiring board (2) and the semiconductor chip (8). Adhesive agent (11) bonds a lower surface of the case housing (10) and an upper surface peripheral portion of the heat radiation plate (1). A sealing material (13) is filled in the case housing (10) and covers the wiring board (2) and the semiconductor chip (8). A step portion (16,17) is provided to at least one of the lower surface of the case housing (10) and the upper surface peripheral portion of the heat radiation plate (1). A side surface of the heat radiation plate (1) and an outer side surface of the case housing (10) are flush with each other.
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