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Comparison of  pcb surface finish types
Published by: Keyou May 27,2019
PCB surface finish is the coating between the component and the bare PCB. There are two basic reasons for its application: ensuring solderability and protecting bare copper circuits. Since there ...
The role of PCB plating
Published by: Keyou May 24,2019
PCB plating is a process of plating a thin layer of other metals or alloys on certain metal surfaces by electrolysis. It is a process of attaching a metal film to the surface of metal or other materia...
PCB impedance control
Published by: Keyou May 23,2019
The absence of impedance control on the PCB will cause considerable signal reflection and signal distortion, resulting in design failure. Common signals, such as PCI bus, PCI-E bus, USB, Ethernet, DDR...
The difference between PCB and PCBA
Published by: Keyou May 22,2019
  What is a PCB? How did PCBA evolve? What is the difference between PCB and PCBA? Let's take a closer look below. *About PCB* PCB is the abbreviation of Printed Circuit Board. Becau...
What is PCB etching?
Published by: Keyou May 20,2019
The process from the light board to the display of the printed circuit board is a relatively complex process of physical and chemical reactions. At present, the typical process of PCB processing adopt...
PCB repair experience
Published by: Keyou May 17,2019
First, the correct PCB repair should pay attention to the following points: 1. Correctly select materials such as solder paste, flux, welding wire, etc., and use lead-free solder wire containing le...