Lisa's Column

Dealing with Common PCBA Design Errors and How to Avoid Them

Dealing with Common PCBA Design Errors and How to Avoid Them

When it comes to PCBA (Printed Circuit Board Assembly) design, avoiding errors is crucial to ensure the functionality and reliability of electronic...

PCB layout principles and skills sharing

PCB layout principles and skills sharing

It can be said that pcb wiring is the most important and time-consuming process in the entire PCB design. Here we share some pcb wiring princip...

What does the "false eight layers" mean in the PCB stackup?

What does the "false eight layers" mean in the PCB stackup?

Everyone needs to choose a stacking scheme for our board when designing a PCB. A good stacking scheme can make our signal quality better, and the p...

6-layer board design scheme and skills

6-layer board design scheme and skills

     With the increase of circuit complexity, the design of PCB boards is also developing in the direction of high density and high requirements. T...

What Is the Loop Inductance of a Transmission Line?

What Is the Loop Inductance of a Transmission Line?

Key Takeaways All transmission lines can be described with a circuit model, where parameters are determined from Maxwell’s equations. The loop ...

ABSORPTION AND DISPERSION in PCB Interconnects

ABSORPTION AND DISPERSION in PCB Interconnects

Reducing signal degradation requires dielectrics with lower Dk and LT, more metal and conductors without rough surfaces. At a trade show a few year...

Length Matching Routing for PCB Busses

Length Matching Routing for PCB Busses

Shortening and folding traces takes creativity and persistence, as long as the timing budget is met.   PRINTED CIRCUIT BOARDS are becoming mo...