Licky's Column

Understanding the Thermal Conductivity of a PCB

by Licky Li

Understanding the Thermal Conductivity of a PCB

The thermal properties of a PCB are critical to the operating junction temperature of a component.  To predict the heat transfer to the PCB, PC...
Posted in PCB, PCB design, PCB fabrication, PCB manufacturing

Importance of Virtual Ground and Virtual Short in Op-Amp Circuit Designs

by Marketing PCB HERO

Importance of Virtual Ground and Virtual Short in Op-Amp Circuit Designs

Virtual Ground and Virtual Short in Op – Amp Circuit Designs What is Virtual Ground and Virtual Short? Before getting into the details, let us tak...
Posted in # Virtual Short, #Virtual Ground, PCB, PCB design, PCB fabrication, PCB manufacturing

Impedance Matching in PCB Design

by Marketing PCB HERO

Impedance Matching in PCB Design

 Impedance Matching in PCB Design It is fair to consider a PCB itself as a component in which multiple traces are connected. Each trace is differen...
Posted in PCB, PCB design, PCB fabrication, PCB Impedance Matching, PCB manufacturing

An Excellent Way to Assemble Boards---Castellated PCB

by Licky Li

An Excellent Way to Assemble Boards---Castellated PCB

Have you heard of Surface Mount Technology (SMT) and Through-Hole Technology (THT)? They are two common ways to mount a PCB over another. However, ...
Posted in #PCBA, PCB fabrication, PCB manufacturing

AOI Test – What Is Automated Optical Inspection Test?

by Licky Li

AOI Test – What Is Automated Optical Inspection Test?

Modern PCBs are much more complex and smaller compared to older boards.  Even simple PCBs have thousands of solder joints which are potential sourc...
Posted in AOI, PCB manufacturing, Test

OSP vs ENIG

by Licky Li

OSP vs ENIG

A PCB surface finish is a coating between a bare board PCB and a component. It serves two main purposes — to protect the copper circuitry and ensur...
Posted in ENIG, PCB fabrication, PCB manufacturing

How to Build a Circuit Board- Key Steps to Making DIY Circuit Boards

by Licky Li

How to Build a Circuit Board- Key Steps to Making DIY Circuit Boards

A printed circuit board (PCB) is the basis of all electronic components. A PCB ensures an excellent electrical connection by featuring pre-designed...
Posted in #DIY project, PCB fabrication, PCB manufacturing

5 Effective Ways to Reduce PCB Prototype Spins

by Licky Li

5 Effective Ways to Reduce PCB Prototype Spins

Top 5 Ways to Reduce PCB Prototype Spins: An optimized design can reduce cost and performance issues during PCB prototyping It is not uncommon for ...
Posted in PCB fabrication, PCB Impedance Matching, PCB manufacturing

How to Test Circuit Board with Multimeter

by Licky Li

How to Test Circuit Board with Multimeter

Visual inspection after SMD Process Free AOI Testing X-ray Testing for BGA package, Function Testing, etc with extra charges.  Final visual inspec...
Posted in PCB design, PCB fabrication, PCB Impedance Matching, PCB layout, PCB manufacturing

Top 10 Points You Must Pay Attention to with Your PCB Copy Board

by Licky Li

Top 10 Points You Must Pay Attention to with Your PCB Copy Board

Printed Circuit Boards are essential gadgets in all electronic devices. Regardless of whether the said gadgets are for domestic or industrial purpo...
Posted in PCB, PCB design, PCB fabrication, PCB manufacturing, reverse engineer, Reverse Engineering

What are the Design Layers that Comprise a Stacked PCB?

by Licky Li

What are the Design Layers that Comprise a Stacked PCB?

Printed Circuit Boards (PCBs) are used in a variety of industries. Their construction varies depending on these industries and applications. Someti...
Posted in PCB, PCB design, PCB fabrication, PCB manufacturing

What are the Fundamental Differences between Standard Spec and Custom Spec PCBs

by Licky Li

What are the Fundamental Differences between Standard Spec and Custom Spec PCBs

Printed circuit board manufacturing companies develop a client’s order based on the designing specifications (specs) and the board tolerances. When...
Posted in PCB, PCB fabrication, PCB manufacturing