The invention discloses a solar array simulator with a switch-type voltage source and a linear current source combined, which comprises a voltage-control voltage source, a voltage-control current source, a voltage sampling unit, an analog-to-digital converter, a digital controller, a second digital-to-analog converter and a first digital-to-analog converter, wherein the voltage-control voltage source is connected with the voltage-control current source; the output port of the voltage-control current source is connected with a load; the voltage sampling unit is connected with the output end of the voltage-control current source; the analog-to-digital converter is connected with the voltage sampling unit; the digital controller is connected with the analog-to-digital converter; the second digital-to-analog converter is connected with the digital controller and the voltage-control voltage source; and the first digital-to-analog converter is connected with the digital controller and the voltage-control current source. The overall solar array simulator can be ensured to have high dynamic features, high voltage and current quality can be outputted, and an I-V curve has high simulation precision; the heat consumption problem of a linear power unit is solved, and the overall efficiency is improved; and a high power processing ability is provided, and the overall size and the weight of the solar array simulator in a high power application situation can be reduced.