A drive circuit includes a plurality of first control wirings, a plurality of first balance resistors, a first common wiring, a first switch, a plurality of second control wirings, a plurality of second balance resistors, a second common wiring, a second switch, a sensor configured to detect a fault in controlled switches, and a controller configured to control opening and closing of the first switch when the sensor detects no fault, and control opening and closing of the second switch when the sensor detects the fault.