Patent ID: 7208918
Filing Date: 2007-04-24
Classification: B60K,B60W,F02D,F02N,H01L,H02J,H02M,Y02T

Abstract:
1. A vehicle rotating electric machine mounted on a vehicle and electrically connected to a vehicle power supply, the electric machine comprising: a rotating electric machine body; and a power converting device mounted on the rotating electric machine body, wherein the power converting device comprises: a module unit having a power control circuit, and a control unit that controls the operation of the power control circuit, wherein the power control circuit is configured by connecting a plurality of the following series circuits in parallel, each of the series circuits includes a P-channel MOS semiconductor device disposed at a higher potential side and an N-channel MOS semiconductor device disposed at a lower potential side which are electrically connected in series, and the power control circuit controls a power that is supplied from a vehicle power supply or a power that is supplied to the vehicle power supply, the control unit comprises: a control circuit that outputs command signals for driving the P-channel MOS semiconductor devices and the N-channel MOS semiconductor devices, respectively; and a driver circuit that outputs drive signals for driving the P-channel MOS semiconductor devices and the N-channel MOS semiconductor devices to those MOS semiconductor devices respectively upon receiving the command signals outputted from the control circuit.