| 摘要 |
A push-back circuit board frame on which a semiconductor device is mounted, including a circuit board, the board being detached from the frame and being returned to an original position in the frame, a cavity formed at an edge of the circuit board in the frame, a semiconductor chip mounted on the circuit board, a resin sealing the semiconductor chip on the circuit board, and a support base made of the same material as the resin, formed in the cavity, where all of the resin is formed simultaneously, and connected each other.
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