Patent ID: 9722600
Date: 2017-08-01
CPC Classifications: H02M,H03K

Claim:
1. A driving circuit of a switching device for an electric power control, comprising: a driver circuit unit configured to be connected to a switching device and configured to control the switching device to an ON state or an OFF state; a first logic device configured to be connected to the switching device and the driver circuit unit and configured to transmit an ON or OFF control signal regarding the switching device to the driver circuit unit or to provide a monitoring signal detecting the ON state or the OFF state of the switching device to the driver circuit unit; a second logic device configured to be connected to the switching device and the first logic device and configured to transmit the ON or OFF control signal regarding the switching device to the first logic device or to provide the monitoring signal detecting the ON state or the OFF state of the switching device to the first logic device; and a controller configured to be connected to the first logic device and the second logic device and configured to provide an ON or OFF control instruction signal regarding the switching device to at least one of: the first logic device or the second logic device, wherein the controller determines an abnormal state of at least one of the first logic device and the second logic device based on the monitoring signals received from the first logic device and the second logic device.