| 摘要 |
A semiconductor chip package comprises a lead frame having a plurality of leads defining a center area, and a die pad located on the center area of the leads and having at least one downward protuberance on the edge of the die pad; a semiconductor chip attached on the die pad and having a plurality of bonding pads located on the active surface thereof; a plurality of bonding wires connecting the leads and the bonding pads of the semiconductor chip; and a package body encapsulating the lead frame, the semiconductor chip and the bonding wires, wherein the at least one protuberance of the die pad of the lead frame is exposed outside the package body.
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