Anson Bao Jul 31,2023

433MHz 4-Channels Wireless Switcher Circuit

By Hesam Moshiri, Anson BaoCopyright: Attribution-NonCommercial-NoDerivs (CC-BY-NC-ND)433MHz/315MHz remote controls are everywhere around us, used to control devices such as turning ON/OFF the lights ...

Wireless Switcher Circuit

PCBWay Jul 28,2023

What is Metal Core PCB? | PCB Knowledge

Metal core PCBs, also known as MCPCBs, incorporate a thermally conductive metal core, such as aluminum, copper, or stainless steel, instead of FR4. This metal core acts as a heat sink, efficiently con...

Metal Core MCPCB

PCBWay Jul 27,2023

What is Cavity PCB?

As printed circuit boards continue to shrink in size, the surface area available for wires and components is becoming more and more limited. In this case, cavity PCB becomes an effective solution.What...

PCB Cavity PCB Copper coin PCB

Engineer Jul 25,2023

Best High-Speed PCB Design Practices

High-Speed PCB DesignThe importance of PCB design for high-speed circuit boards is becoming more apparent as the demand for electronic devices that are faster and more complicated increases. High-spee...

pcb design high-speed crosstalk signal integrity power intergrity

PCBWay Jul 21,2023

dB in Radio Frequency Design

When Bell, who invented the telephone, studied the sound, he defined the scale of the sound as bel. When the intensity of a sound increases tenfold, the increase in loudness is termed 1 bel. It is use...

Simon Mugo Jul 18,2023

A Guide to a Complete PCB Resistors Sizing

IntroductionVarious electrical components are used to achieve various roles in a printed circuit board. Therefore, a good PCB designer should have a complete understanding of such components and what ...

PCBWay Jul 18,2023

How to Export Gerber File From PCB Wizard

Generate GerberSelect the menu bar, click on "Tools" -> "CAD/CAM" -> "Export Gerber", as shown in the following figure.Figure 1. Export Gerber Menu Bar OptionAfter clicking, a new interface will...

Tutorial PCB design Gerber PCB Wizard

PCBWay Jul 14,2023

How to Read a Resistor? | PCB Knowledge

As parts of the passive components, resistors are components that are designed to impede or restrict the flow of electric current. Resistors are non-polar components, meaning they do not have polarity...

resistor color coded resistors

PCBWay Jul 06,2023

How to Generate Gerber and Drill Files in Altium Designer 23.5.1

Gerber FilesSelect the menu bar, click "File"->"Fabrication Outputs"->"Gerber Files", as shown in the figure below.After clicking, the Gerber Setup interface will appear. Refer to the red boxes ...

Tutorial PCB design Gerber Altium Design

PCBWay Jul 03,2023

Copper Coin-Embedded PCB for Heat Dissipation | PCB Knowledge

Common PCB thermal management methods include using a heat sink, thermal pads, thermal vias, copper pour, and thermal relief. In PCB designs, thermal management methods can be implemented using a comb...

Embedded copper coin thermal management

PCBWay Jul 03,2023

What is Black FR4（Black core) PCB?

Black Core PCB is a special type of printed circuit board that features a distinct appearance and characteristics compared to traditional PCBs. It is named after the black substrate material used betw...

PCB Black FR4 Black Core

Anson Bao Jun 30,2023

220VAC to 8VDC 24W Flyback Switching Power Supply

By Hesam Moshiri, Anson BaoCopyright: Attribution-NonCommercial-NoDerivs (CC-BY-NC-ND)The most important part of any electronic device is the power supply section. Any instability or malfunction in th...

PCBWay Jun 29,2023

What does D-code Mean in Gerber?

Gerber files are a universally accepted data format in the PCB industry, serving as an intermediate medium for designing and manufacturing PCBs. They primarily consist of coordinates and D-codes: coor...

D-code Gerber

PCBWay Jun 26,2023

Basic Knowledge of Capacitors

Capacitors are commonly used electronic components in modern circuits and devices. With a history and utility of over 250 years, capacitors are among the oldest electronic components that have been re...

Component knowledge Capacitor

PCBWay Jun 19,2023

What are PCB Teardrops? | PCB Knowledge

Designing PCBs comes with various challenges, including undesirable breakouts due to drill wander, misalignment, and stress concentration. To address these issues, one effective technique is the use o...

PCBWay Jun 15,2023

How to Make a Significant Improvement in Circuit Boards with a Small Investment - Choosing the Right Solder Mask Ink

How Important is Solder Mask Ink?Provides insulation protection;Acts as a safeguard against short circuits and corrosion;Enhances the reliability and durability of the circuit board;Ensures stable tra...

PCBWay Jun 12,2023

What are counterbore and countersink? | PCB Knowledge

Counterbore holes are cylindrical with flat bottoms, while countersink holes are conical recesses designed to accommodate a screw or bolt. Both types serve to insert screws or fasteners, yet they offe...

Anson Bao May 31,2023

Adjustable Low EMI Switching Power Supply

By Hesam Moshiri, Anson BaoCopyright: Attribution-NonCommercial-NoDerivs (CC-BY-NC-ND)A power supply is an essential tool on every electronics bench. The TPS54202 is a highly efficient 2A synchronous ...

Low EMI Switching Power Supply

PCBWay May 26,2023

Multilayer PCB Stack-up Basics | PCB Knowledge

Single-layer PCBs and double-layer PCBs are two basic types of boards that have only one or two layers of conductive materials over the substrate. When more routing space or signal integrity is requir...

PCB Stack-up HDI