Introduction of Standards Used in Printed Circuit Boards

1) IPC-ESD-2020: Joint standard for the development of electrostatic discharge control procedures. Includes the design, setup, implementation, and maintenance of the ESD control program. According to the historical experience of certain military organizations and business organizations, it provides guidance for the handling and protection of ESD sensitive periods. 2) IPC-SA-61 A: Semi-aqueous cleaning manual after…