Vehicle IGBT module loss reduction circuit, control method and motor controller

The invention belongs to the technical field of motor controllers and relates to a vehicle IGBT module loss reduction circuit, a control method and a motor controller. The vehicle IGBT module loss reduction circuit comprises a current sampling module, a voltage sampling module, a microcontroller, a multi-path output flyback converter, a power transformation level push-pull driving circuit and an IGBT module; the sampling data output end of the current sampling module and the sampling data output end of the voltage sampling module are both connected with the microcontroller; the control signal output end of the microcontroller is connected with the control signal input end of the power transformation level push-pull driving circuit; the driving level signal output end of the microcontroller is connected with the driving level signal input end of the multi-output flyback converter; the voltage signal output end of the multi-output flyback converter is connected with the driving level signal input end of the lev