In the new energy vehicle industry, PCBA (Printed Circuit Board Assembly) plays a crucial role in the charging system. The charging system requires efficient power management, monitoring, and safety protection functions, and PCBA is responsible for implementing these functions, such as battery voltage and current detection, charging control, and temperature monitoring, etc. Through high-density integrated circuits, PCBA enhances the performance and stability of the charging system, ensuring a safe and efficient charging process. Moreover, PCBA also supports intelligent functions, such as charging status monitoring and remote control, providing users with a better charging experience.