pcba

  • Let you know what pcba is

    ByGrace

    What are the uses of pull-up resistors and pull-down resistors? 1. Basic concepts of PCBA PCBA does not refer to a single component or technology, but an integrated concept. It represents the fixation of electronic components (such as resistors, capacitors, chips, etc.) on a printed circuit board through welding and other methods to form a…

  • Do you know what pcb proofing is

    ByGrace

    What is ESD? What are its precautions? 1.ESD literally means electrostatic discharge. To put it simply, static electricity is a natural phenomenon that is usually generated through contact, friction, induction between electrical appliances, etc. It is characterized by long-term accumulation, high voltage (can produce several thousand or even tens of thousands of volts of static…