MINI LED driving power supply and MINI LED television

The invention discloses a MINI LED driving power supply and a MINI LED television, and the MINI LED driving power supply comprises a power supply board connected with a mainboard and a MINI LED screen; the power supply board comprises a first conversion module and a second conversion module, the first conversion module outputs power supply voltage to the mainboard after being connected with a power supply, outputs a first voltage and a second voltage to supply power to the main board according to a startup and shutdown signal output by the main board, and outputs a first power supply and a high-voltage direct current to the second conversion module; the second conversion module converts the high-voltage direct current into a third voltage according to an enable signal output by the main board and the first power supply, transmits the third voltage to the MINI LED screen, and turns on the MINI LED screen; the first voltage and the third voltage are independently converted and output, so whether the output of t