The maximum warpage or twist of IPC-6012, SMB–SMT circuit board is 0.75%, and the warpage of other boards generally does not exceed 1.5%. The warpage allowed […]

Three Main Reasons for Copper Rejection in PCB Factories Factors of PCB factory process:   1.1 The copper foil is over-etched. The electrolytic copper foils used […]

When inspecting the soldering part of the PCB board, we can use the following four methods. 1. PCB triangulation Method (light cutting method, light structuring method) […]

For a newly designed PCB circuit board, it is often difficult to debug it, especially when the board is relatively large and there are many components, […]