Lisa's Column

Why Is Controlled Impedance So Important in PCB Design ?

by Sales pcb hero February 26, 2024

Controlled impedance is crucial in PCB design, especially for high-speed digital and RF/microwave applications, due to the following reasons: Signa...

Posted in Impedance Control PCB, PCB design, PCB Impedance Matching

What are Peel Off, Countersunk & Impedance Control?

by Sales pcb hero February 22, 2024

Peel off, Countersunk, and Impedance Control are important concepts in the field of printed circuit boards (PCBs) and electronics: Peel Off: In ...

Posted in Impedance Control PCB, PCB Impedance Matching

5 Must Know Rules to achieve impedance control in PCB

by Sales pcb hero December 19, 2023

Latest generation electronic circuits have increasingly stringent requirements, such as miniaturization, use of high frequency signals, high compo...

Posted in Impedance Control PCB, PCB design, PCB Impedance Matching

5 Must Know Rules to achieve impedance control in PCB

by Sales pcb hero November 13, 2023

Latest generation electronic circuits have increasingly stringent requirements, such as miniaturization, use of high frequency signals, high compo...

Posted in Impedance, Impedance Control PCB, PCB Impedance Matching

RC Series Circuit (Impedance, Phasor Diagram)

by Sales pcb hero November 10, 2023

Impedance of the RC series circuit An RC series circuit (also known as an RC filter or RC network) is an electrical circuit consisting of a resi...

Posted in Impedance, Impedance Control PCB, PCB Impedance Matching

Four things to pay attention to when calculating impedance in PCB design

by Sales pcb hero August 25, 2023

In the high-speed PCB design process, stackup design and impedance calculation are the first ladder to the top. The impedance calculation me...

Posted in Impedance, Impedance Control PCB, PCB design, PCB Impedance Matching

The Importance of Impedance Control in PCB design (and how to avoid Signal Integrity problems)

by Sales pcb hero February 13, 2023

1. What is Impedance Control and Signal Matching Impedance control is matching PCB trace dimensions and locations with the properties of the subs...

Posted in Impedance Control PCB, PCB design, PCB Impedance Matching

5 Must Know Rules to achieve impedance control in PCB

by Sales pcb hero February 13, 2023

Latest generation electronic circuits have increasingly stringent requirements, such as miniaturization, use of high frequency signals, high compon...

Posted in Impedance Control PCB, PCB design, PCB fabrication, PCB Impedance Matching

What is the role of PCB impedance matching and zero ohm resistors?

by Sales pcb hero January 05, 2023

Match the impedance of the transmission line or load source. According to the access mode, impedance matching can be divided into series and parall...

Posted in #PCBA, CNC, FR4, Impedance Control PCB, PCB design

Effect of PCB production process on impedance

by Sales pcb hero December 12, 2022

The production process has a great influence on the impedance. In theory, continuously adjusting the thickness of the medium can obtain continuo...

Posted in Impedance Control PCB, PCB Impedance Matching, PCB manufacturing

PCB stack-up design and characteristic impedance calculation

by Sales pcb hero September 23, 2022

　PCB stack-up design is one of the necessary skills for hardware engineers and PCB engineers. Layout engineers will design the layout based on the ...

Posted in Impedance, Impedance Control PCB

"impedance" of the PCB board and the impedance calculation gadget

by Sales pcb hero September 07, 2022

When PCB engineers design PCBs, the problems of "impedance" and "impedance matching" are often involved in high-speed circuit boards or key signals...

Posted in Impedance Control PCB