Licky's Column

High-Speed PCB Design

by Licky Li

High-Speed PCB Design

What is a High-Speed PCB? High-speed refers to a printed circuit board with a high layer and signal count. These types of PCBs often involve proces...
Posted in HDI PCB, PCB design, PCB fabrication

Something You Must Know about HDI

by Licky Li

Something You Must Know about HDI

Do you still remember IBM Simon? It is the "father" of smart phones. It came out around 1995 and was the most creative electronic product at that ...
Posted in HDI PCB

Top 10 Tips for High Speed PCB Design

by Licky Li

Top 10 Tips for High Speed PCB Design

The Top 10 Tips to Make Your First High Speed PCB Design Project a Success It wasn’t that long ago when the word “high speed” didn’t exist in the v...
Posted in HDI PCB, PCB design

Several factors for the increased temperature of printed circuit board and its solutions

by Licky Li

Several factors for the increased temperature of printed circuit board and its solutions

Summary：       We all know that the heat generated by the operation of the electronic device causes the internal temperature of the device to rise ...
Posted in HDI PCB, PCB, PCB design, PCB fabrication

How to prevent the PCB from being bended and warped when get through the reflow furnace

by Licky Li

How to prevent the PCB from being bended and warped when get through the reflow furnace

Everyone knows that PCBs are easy to be bended or warped when get through the reflow furnace. So how to avoid this situation, here are some advices...
Posted in HDI PCB, PCB, PCB design, PCB fabrication, PCB Layer stack-up, PCB layout, PCB manufacturing

The difference between immersion gold and gold plating

by Licky Li

The difference between immersion gold and gold plating

Gold plating: Gold plating is a method of depositing a thin layer of gold onto the surface of another metal through plating way. The gold particles...
Posted in Flexible PCB, FPC Flexible PCB, HDI PCB, PCB, PCB design, PCB fabrication

Halogen-Free Flexible Printed Board Material

by Licky Li

Halogen-Free Flexible Printed Board Material

Introduction: In recent years, due to the miniaturization and thinness of portable electronic products, the mounting space inside the machine and t...
Posted in Flexible PCB, HDI PCB, PCB, PCB design, PCB fabrication

Copper filling of blind microvias

by Licky Li

Copper filling of blind microvias

Vias, the holes through which stacked pads are electrically connected, are essential parts of printed circuit boards (PCBs). As electronic devices,...
Posted in #blind via, #via in pcb, HDI PCB, PCB, PCB design, Via covering, Via-in-pad

PCB Gold Finger Design and Processing-production

by Licky Li

PCB Gold Finger Design and Processing-production

What is the Gold Finger? Gold finger is the connector at the edge of boards. It is similar to fingers, so we called gold finger, please see the fol...
Posted in HDI PCB, PCB, PCB design, PCB fabrication, pcba

7 Tips in Designing PCB

by Licky Li

7 Tips in Designing PCB

1. Flexible application of via design For high-voltage, high-current, high-power, and high-heat components, the layout of components should be as l...
Posted in HDI PCB, PCB, PCB design, PCB fabrication

Types and Characteristics of Ceramic Substrates

by Licky Li

Types and Characteristics of Ceramic Substrates

Ceramic substrate refers to a special process board where copper foil is directly bonded to the surface (single side or double side) of alumina (Al...
Posted in HDI PCB, MCPCB, PCB, PCB design, PCB fabrication

How to avoid the negative effects of vias in high-speed PCB design

by Licky Li

How to avoid the negative effects of vias in high-speed PCB design

The basic concept of vias Via is an important part of multilayer PCB. The cost of drilling usually accounts for 30% to 40% of the cost of PCB. Simp...
Posted in HDI PCB, PCB, PCB design, PCB fabrication