Low voltage electromobile drive and current detecting device

The utility model provides a low voltage electromobile drive which comprises an inverter circuit formed by metal oxide semiconductor (MOS) field effect transistors. The low voltage electromobile drive further comprises a detection unit used for detecting conducting current of the MOS field effect transistors and a multichannel voltage transmission unit, wherein the detection unit comprises a plurality of voltage input terminals; each of the voltage transmission units comprises two wires, input sides of the two wires are connected to a source electrode and a drain electrode of one of the MOS field effect transistors of the inverter circuit respectively, and output sides are connected to the voltage input terminal corresponding to the detection unit. The utility model further provides a current detecting device. According to the utility model, current detection is carried out through sampling conducting voltage between the source electrode and the drain electrode of the MOS field effect transistor and using con