LEDs: From Basics to Special Types | PCB Knowledge

LEDs, short for Light Emitting Diodes, are semiconductor devices that efficiently convert electrical energy into light, in contrast to less efficient incandescent light bulbs that produce light throug...

Tangara

Tangara is a portable music player equipped with a 3.5mm headphone jack and boasts a battery life of up to a day on a single charge. Thanks to its powerful processor, you can play any form of audio on...

Audio&Music Mobile Devices Microchip Crowdfunding Project

Relays Part 2: Types of Relays

ElevatorA good engineer would like to control the switching and protection of the electrical circuit. One of the basic components to use in such functions is the relay, and for this article, we will i...

What are PCB Stiffeners?

PCB stiffeners are not an original part of the PCB but are additional components added to the circuit board to provide support. They serve multiple functions, including reinforcing specific sections o...

PCB Stiffeners Flexible PCB Pressure-sensitive Adhesive

85V-260VAC to 5VDC-2.5A Flyback Switching Power Supply

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

Switching Power Supply

PCB High-Speed Design Basics | PCB Knowledge

Have you ever noticed that when we introduce some PCB designs or techniques like back drilling or teardrops, we can often see a sentence like “it can be applied to high-speed application”? But how muc...

high-speed design

SaraKIT

SaraKIT is a Raspberry Pi CM4 expansion board designed to offer advanced voice control and precise motor control capabilities. It is equipped with three highly sensitive microphones that support sound...

Video &Cameras Robotics & Motors Embedded Linux Crowdfunding Project Boards

PCBWay Substrate Material Quality Assurance Report

Note:Our substrate material quality assurance report uses our Chinese company name.

PCBWay Substrate Material Quality Assurance Report

PCB Protection: Potting or Conformal Coating? | PCB Knowledge

PCB potting is a process where a printed circuit board or electronic component is immersed or coated with a protective material, usually a liquid or gel-like substance called potting compound. Dependi...

PCB Protection Potting Conformal Coating

Spark Analyzer

Spark Analyzer is an innovative device that utilizes ESP32 power technology while being compatible with USB Type-C power delivery (UCPD). It aims to make project and prototype development and debuggin...

Crowdfunding Project Microcontroller Boards Power Management Bluetooth

The Role of the Parallel Resistor in an Passive Crystal Oscillator Circuit

Generally, the clock circuit of a microcontroller uses an external passive crystal oscillator in combination with load capacitors to connect to the Xin and Xout pins of the microcontroller. The passiv...

Parallel Resistor Passive Crystal Oscillator

How to Distinguish Between Reflow Soldering and Wave Soldering?

In the field of electronic manufacturing, two primary automated soldering techniques are commonly employed for assembling printed circuit boards: reflow soldering and wave soldering. These two techniq...

Reflow Soldering Wave Soldering

Potentiometer Brief Theory: Definition, Operating Principle, Types, and Sizing

IntroductionThe most used component in an electrical circuit is the resistor. Its purpose is to regulate the flow of electrical current by inducing or removing resistance in the circuit. They are read...

Potentiometer

AI in a Box

All in a Box——A personal AI living in a box. It requires no accounts, setup, or subscriptions. Simply insert the box, and users can initiate conversations, ask questions, and receive responses directl...

Crowdfunding Project

The Differences Between 3D Printing and CNC Machining

PCBWay Customization Service: With customers providing 3D and 2D files, we utilize various manufacturing methods such as CNC machining, 3D printing, sheet metal processing, and more to produce metal o...

3D Printing CNC Machining SLA SLS

PCBWay Fabrication Toolkit for Kicad

Recently, PCBWay added a plug-in called PCBWay Fabrication Toolkit to Kicad: With just one click of the mouse, four files can be exported from the layout file automatically: Gerber file, IPC-Netlist f...

What is Copper Thieving in PCB? | PCB Knowledge

Copper thieving is a technique used to balance the copper distribution on a PCB by adding small copper circles, squares, or even a solid copper plane to larger blank spaces. The added copper is not co...

Copper Thieving Copper Pour

Digital AC Energy Measurement Circuit V2 RMS Voltage, RMS Current, Real Power, Power Factor, Energy KWh

By Hesam Moshiri, Anson BaoCopyright: Attribution-NonCommercial-NoDerivs (CC-BY-NC-ND)Disclaimer: Some parts of this circuit carry dangerous Mains voltage. If you are a beginner, seek guidance from ex...

Power Factor Energy KWh

Relays Part 1: Introduction to PCBs Relay’s Basic Theory

IntroductionIn power electronics, power flow control is one of the critical areas if you need to have a successful system performance. The system's success is determined by the stability of the power ...

Relay

What are Stitching Vias? | PCB Knowledge

Definition of Stitching Vias Unlike regular vias used for signal routing and electrical continuity between different layers of a PCB, stitching vias form an array strategically placed within larger co...

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