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2021-10-25
Introduction to the product characteristics of the circuit boardHot-pressed silica gel, gray hot-pressed silica gel, hot...
1. For a group of buses (address, data, command) to drive multiple (up to 4, 5) devices (FLASH, SDRAM, other peripherals...
What are the characteristics of PCBAI believe that many people are not unfamiliar with PCB circuit boards, and may be he...
[Methods for testing common people on PCB boards]Electrical testing usually uses a Wheatstone bridge to measure the impe...
1. How to avoid crosstalk in PCB layout and design?A changed signal (such as a step signal) propagates along the transmi...
1. What is the 20H principle?In PCB layout and design, the 20H principle refers to the distance between the power layer ...
[Control measures for circuit board dust]During the processing of a PCB manufacturer, the cutting machine dust is small,...
One, PCB packaging method 1. Process destinationThe process of "packaging" has received much attention in...
1. PCB surface treatment: anti-oxidation, tin spray, lead-free tin spray, immersion gold, immersion tin, immersion silve...
At present, high-frequency and high-speed PCB design has become the mainstream, and every PCB Layout engineer should be ...
Whether to use chip beads or chip inductors in PCB design mainly depends on the application scenario. For example, it is...
There is a very common process used in the surface treatment of circuit boards, which is called the immersion gold proce...
In general, the laminated design must comply with two rules:1. Each wiring layer must have an adjacent reference layer (...
The concept of solder maskThe solder mask is the soldermask, which refers to the part of the PCB printed circuit board t...
PCB (Printed Circuit Board) is a basic assembly used to support and connect electronic components,providing electrical connections and mechanical support.
In recent years, the market has developed rapidly and all aspects of life have improved. Circuit boards are mainly used ...
When using ERC for PCB drawing, a "Multiple Net Identifiers" error message appears:Solution: It may be because...
I have encountered quite a lot of PCB design related problems, the assembly density is too high, and high components suc...
In the manufacture of electronic products, with the miniaturization and complexity of products, the assembly density of ...
I believe many of us still remember that PCB was once at the core of the product design process.This PCB-centric design ...
