Lisa's Column

What needs to be checked after the PCB design is completed based on experience

by Sales pcb hero

What needs to be checked after the PCB design is completed based on experience

1. Check the high-frequency, high-speed, clock and other fragile signal lines to see whether the loop area is the smallest, whether they are far aw...
Posted in PCB design

A good way to apply copper to PCB

by Sales pcb hero

A good way to apply copper to PCB

Copper pouring is an important part of PCB design. Whether it is domestic PCB design software or some foreign Protel, PowerPCB provides intelligent...
Posted in PCB design

Methods for Balanced PCB Stackup Design

by Sales pcb hero

Methods for Balanced PCB Stackup Design

Designers may design odd-numbered-layer printed circuit boards (PCBs). If the routing doesn't require the extra layer, why use it? Wouldn't reducin...
Posted in PCB design, PCB Layer stack-up

Why is the test effect not good after adding a shield?

by Sales pcb hero

Why is the test effect not good after adding a shield?

Questions to discuss: I added a shield when designing, and the result is that the effect of not adding a shield is better than that of adding a sh...
Posted in PCB design, PCB fabrication, pcb testing

Some common tips for PCB design beginners

by Sales pcb hero
It is recommended that beginners compare the following basic principles one by one while wiring. After the wiring is complete, check it again with ...
Posted in PCB design

Eight Steps to Ensure PCB Design Success

by Sales pcb hero

Eight Steps to Ensure PCB Design Success

The printed circuit board (PCB) is the body of an electronic product, and the performance, life, and reliability of the final product depend on the...
Posted in PCB design

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

by Sales pcb hero

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

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 working principle of the MCU reset circuit The MCU power-on reset circuit diagram sharing

by Sales pcb hero

The working principle of the MCU reset circuit The MCU power-on reset circuit diagram sharing

The MCU reset circuit is composed of capacitors connected in series with resistors. From the figure and the nature of "capacitor voltage cannot cha...
Posted in circuit, PCB design

Six Tips for Transferring PCB Schematic to Layout Design

by Sales pcb hero

Six Tips for Transferring PCB Schematic to Layout Design

Initial Schematic Transfer The process of transferring the schematic to the layout environment through the netlist file also transfers device info...
Posted in PCB design, Schematic to PCB

Discussion on the design skills of PCB multi-board schematic diagram

by Sales pcb hero

Discussion on the design skills of PCB multi-board schematic diagram

In electronics, we are still working with and developing different types of systems, but many aspects of electronic design are still being done sep...
Posted in PCB design, Schematic to PCB

Why does the PCB board snake-shaped routing and what is it used for?

by Sales pcb hero

Why does the PCB board snake-shaped routing and what is it used for?

Why does the PCB board snake-shaped routing and what is it used for?   Printed circuit boards {Printed circuit boards}, also known as printed circu...
Posted in HDI PCB, high speed pcb, High-frequency PCBs, PCB design, PCB fabrication

Ten golden rules of PCB design

by Sales pcb hero

Ten golden rules of PCB design

Although the current level of semiconductor integration is getting higher and higher, many applications also have system-on-chips available at any...
Posted in PCB design