It’s important to know factors affecting of PTH throwing power to electronics products, then improve high aspect ratio for facilitating…
Most of PCB manufacturers use Al sheet to plug vias.We use blank net to make solder mask and plug vias…
In recent months,PCB material cost is continual increase lead to China PCB enterprisers are in difficult situation. Especially price soared…
HDI PCB is High Density Interconnection PCB, It widely used in small BGA board as its more advantages: Increased interconnection…
New PCB designer always confuse how to build the min trace width and space for heavy copper PCB. Now PCB…
PCB resin plug via always has voids problems, it lead to solder area reduce and bring soldering reliability problems.The article…
It's very important how to calculate impedance value before PCB fabrication. 1.What is impedance? Impedance is the total resistance of alternating current produced at…
PCB surface treatment ensure circuit board had good solderability or electrical property.Due to the nature of the copper oxide…
1. Some comments for select PCB materials: For electronic products, using FR4 epoxy fiberglass materials. For high temperature application or…