Patent ID: 7361984

Claim:
A chip package structure, comprising: a lead frame, comprising: a die pad; a plurality of inner leads, disposed around the die pad; at least one bus bar, disposed between the die pad and the inner leads, wherein the bus bar has a down-set with a height difference from the inner leads; a chip having an active surface and a back surface on the opposite side, wherein the chip is disposed on the die pad with the back surface facing the die pad, and the chip has at least one first contact and a plurality of second contact disposed on the active surface; at least one first bonding wire electrically connecting the first contact to the bus bar; at least one second bonding wire electrically connecting the bus bar to one of the inner leads; a plurality of third bonding wires electrically connecting the other inner leads to the second contacts; and an encapsulant, wrapping around the die pad, the inner leads, the bus bar, the chip, the first bonding wire, the second bonding wire and the third bonding wires.