| 摘要 |
A board on chip package including a photo solder resist having a cavity and a pattern on one side, the pattern corresponding to a circuit wire; a solder ball pad accommodated in the cavity; a circuit wire electrically connected with the solder ball pad, and formed on the other side of the photo solder resist; a semiconductor chip mounted on the solder ball pad by a flip chip bonding; and a passivation material to mold the semiconductor chip.
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