Refuse to connect tin! 3 types of tin stealing pads are easy to handle
In PCBA production, it is often easy to tackling tin at the tail end of the device. In order to…
12 questions about PCB impedance design, easily help you understand impedance
Engineers have all come into contact with impedance, but few engineers can explain impedance clearly. Impedance seems simple, but it…
Refined PCB design of low-power DC-DC power module
In electronic devices, power modules are core components that convert input DC voltage into various DC voltages required by the…
Deposition and etching techniques to reduce resistance of semiconductor metal lines
01 Introduction The resistivity of copper is determined by its crystal structure, void volume, grain boundaries and material interface mismatch,…
How to optimize PCB via design? Core details that electronic engineers cannot ignore
Designing excellent PCBs requires not only innovative design concepts, but also a deep understanding of PCB processes. As a key…
This article explains clearly what each layer of the Gerber file of the PCB board means
For novice electronic engineers, especially those who have never been exposed to PCB board making, when they hear the terms…
PCB Solder Mask Design Guide: Color Selection, Solder Mask Bridge Design and Covering Process Analysis
When placing an order for a PCB, you will see two options related to solder mask: solder mask color and…
Simulation of 1.6T optical module
Regarding the simulation of optical modules, we have simulated optical modules from 10GE to 1.6TE. Many customers initially wanted to…
Basic concepts you need to understand in high-speed PCB design
To do high-speed PCB design, you must first understand the following basic concepts, which are the foundation. 1.What is electromagnetic…
15 Questions on PCB Design Skills
1.How to choose PCB material? The selection of PCB material must strike a balance between meeting design requirements and mass…
Understand the technical requirements and production specifications of aluminum substrate PCB in one article
I. Technical requirements of aluminum substrate The main technical requirements are: Dimension requirements, including board size and deviation, thickness and…
6 PCB design tips, switching power supply design must be used!
In any switching power supply design, the physical design of the PCB board is the last link. If the design…
Copper plating process in circuit board production
Perhaps we will wonder, the substrate of the circuit board has copper foil only on two sides, and the middle…
Circuit board heat dissipation method
1.High heat generation devices plus heat sinks and heat conducting plates When there are a few devices on the PCB…
Differential lines
Differential lines are a very important part of signal lines in PCB design, and the signal processing requirements are also…
