Integrated high-power frequency converter driving board

The utility model discloses an integrated high-power frequency converter drive board, which comprises an input and output wiring terminal, an IGBT power module, a current detection circuit, a wiring socket, a switching power supply circuit, a fan control circuit, a brake drive circuit, a U/V/W phase bridge drive circuit, a bus relay control circuit, a buffer circuit, a bus filter capacitor and a balance resistor, the switching power supply circuit is respectively connected with the IGBT power module, the current detection circuit, the wiring socket, the fan control circuit, the drive circuit, the bus relay control circuit, the buffer circuit, the bus filter capacitor and the balance resistor. The utility model solves the problems of complex assembly process, low assembly efficiency, high production cost and material cost, high frequency converter failure rate, large interference and the like. 本实用新型公开了一种一体化大功率变频器驱动板，包括输入输出接线端子、IGBT功率模块、电流检测电路、接线插座、开关电源电路、风扇控制电路、制动驱动电路、U/V/W相桥驱动电路、母线继电器控制电路及缓冲电路、母线滤波电容及平衡电阻，所述开