Overcurrent protection test method for low-voltage large-current driver

The invention relates to an overcurrent protection test method for a low-voltage large-current driver, a test system comprises an upper computer, the driver, a load and an oscilloscope, the upper computer is connected with the driver, the upper computer sends a control instruction for adjusting a PWM circuit to the driver, and the PWM circuit outputs chopped waves; the PWM circuit is connected with the load and drives the load to work, and meanwhile, the oscilloscope is connected to the load and is used for displaying the current waveform of the load. 本发明涉及用于低电压大电流驱动器过流保护测试方法，所述测试系统包括上位机、驱动器、负载以及示波器，其中，所述上位机与驱动器相连，所述上位机向所述驱动器发送用于调节PWM电路的控制指令，所述PWM电路输出斩波；所述PWM电路与负载相连，驱动负载工作，同时，所述示波器连接在所述负载上，用于显示所述负载的电流波形。