Analysis of Difficulties in PCB Selective Soldering Process
In the PCB electronic industry soldering process, more and more manufacturers are beginning to turn their attention to selective soldering….
Analysis of welding defects of printed circuit board (pcb)
1.Introduction Welding is actually a chemical treatment process. Printed circuit boards (PCBs) are the support for circuit components and devices…
The precautions about the wiring of copper print pcb
Current density of wiring : Most electronic circuits are now made of copper-bonded insulating boards. The copper thickness of commonly…
Analysis and suppression methods of ground interference in PCB wiring
1.Definition of ground What is ground? The definition of ground that everyone learns in textbooks is: ground is an equipotential…
Research on electromagnetic compatibility of switching power supply PCB board
With the improvement of power semiconductor device performance and the innovation of switching conversion technology, power electronics technology has been…
Using parameter constraints for PCB design
Today, PCB design considers more and more complex factors, such as clock, crosstalk, impedance, detection, manufacturing process, etc., which often…
Difficult Problems and Solutions for Printed Circuit Boards
1.Q: We have introduced the problem of pure resistance. There must be some resistors whose performance is exactly what we…
Large-scale RF integration can reduce mobile phone circuit board area and power consumption
In today’s wireless devices, more than half of the components on the circuit board are analog RF devices, so an…
Characteristic impedance problem of PCB technology in high-speed design
In high-speed design, the characteristic impedance problem of controlled impedance boards and lines troubles many Chinese engineers. This article introduces…
Repair of circuit boards by inverter repair instrument without schematic diagram
To repair a relatively unfamiliar circuit board without any schematic diagram, the so-called “experience” in the past will be difficult…
key technologies and progress in high-speed and high-density pcb design
High speed and high density have gradually become one of the significant development trends of many modern electronic products, and…
Development and Application of EDA Technology
1 Introduction Human society has entered a highly developed information society, and the development of the information society is inseparable…
Key technologies and progress in high-speed and high-density PCB design
High speed and high density have gradually become one of the significant development trends of many modern electronic products, and…
PCB plate making technology: CAM and photolithography
PCB plate making technology: CAM and photolithography PCB manufacturing technology includes computer-aided manufacturing processing technology, that is, CAD/CAM, and photolithography…
Changing the Design Approach
Smart, Long-Term Solutions Balancing good design practices with your business to protect your company’s future growth is a challenging process….
