High-integration charger power unit

The invention discloses a high-integration charger power unit. The high-integration charger power unit comprises a frame, a water-cooling substrate arranged on the frame and a power unit arranged on the water-cooling substrate. The power unit comprises an inverter circuit, a rectifying circuit, an RC absorption loop, an inverter input composite busbar, an AC output composite busbar and a rectifying composite busbar; the inverter input composite busbar is used for connecting direct current input of the inverter circuit, the AC output composite busbar is used for connecting alternating current output of the inverter circuit, and the rectifying composite busbar is used for connecting the rectifying circuit with an absorption capacitor of the RC absorption loop. According to the invention, theinverter circuit, the full-wave rectification circuit and an anti-reverse circuit are integrated into one power device, the product structure integration level is high, and the problems of the largeproduct volume, the high c