Patent ID: 7635962

Claim:
A motor driving inverter integrated circuit package, comprising: a lead frame comprising a plurality of chip pads; a first-phase high voltage driver integrated circuit, a second-phase high voltage driver integrated circuit, and a third-phase high voltage driver integrated circuit, respectively mounted on corresponding chip pads of the plurality of the chip pads; first-phase upper arm and lower arm transistor integrated circuits, second-phase upper arm and lower arm transistor integrated circuits, and third-phase upper arm and lower arm transistor integrated circuits, respectively mounted on corresponding chip pads of the plurality of the chip pads; a plurality of first inner leads electrically connected to input terminals of the first-phase, second-phase, and third-phase high voltage driver circuits, respectively; a plurality of second inner leads electrically connected to input terminals and output terminals of the first-phase, second-phase, and third-phase upper arm and lower arm transistor integrated circuits, respectively; a plurality of first outer leads connected to the first inner leads; a plurality of second outer leads connected to the second inner leads; a plurality of first wires electrically connecting the input terminals of the first-phase, second-phase, and third-phase high voltage driver integrated circuits to the first inner leads, respectively; a plurality of second wires electrically connecting the output terminals of the first-phase, second-phase, and third-phase high voltage driver integrated circuits to gates of the first-phase, second-phase, and third-phase upper arm and lower arm transistor integrated circuits, respectively; a plurality of third wires electrically connecting the first-phase, second-phase, and third-phase upper arm transistor integrated circuits to the first-phase, second-phase, and third-phase lower arm transistor integrated circuits, respectively; a plurality of fourth wires electrically connecting the first-phase, second-phase, and third-phase upper arm and lower arm transistor integrated circuits to the second inner leads, respectively; and a molding material molding the first and second inner leads, the first-phase, second-phase, and third-phase high voltage driver integrated circuits, the first-phase, second-phase, and third-phase upper and lower transistor integrated circuits, and the pluralities of first, second, third, and fourth wires; wherein the motor driving inverter integrated circuit package is one of a surface mounted device (SMD) or a dual in line package (DIP); wherein at least one group of the group of the first inner leads and the group of the second inner leads is disposed at a height different from that of the chip pads such that a thickness of the molding material for the integrated circuit package can be reduced.