Author: Grace

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Why are resistors used in PCBs?
ByGrace July 25, 2025July 24, 2025
Resistors are one of the most basic components used in printed circuit boards (PCBs). They are passive devices that block the flow of current in a circuit. PCB resistors can control, divide, stabilize, connect circuits, and more. They come in a variety of resistance values, sizes, power ratings, and tolerances to meet different circuit requirements….
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The core of PCB design is to solve problems
ByGrace July 25, 2025July 25, 2025
0 PCB circuit board design refers to the production of circuit boards by designing schematic drawings and laying out circuits.Although a perfect PCB design is the best way to avoid problems, it is obviously a temporary solution. For example, if problems are found during the electromagnetic compatibility (EMC) testing phase, it will cause a lot…
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PCB sub-board stress test method and steps
ByGrace July 25, 2025July 24, 2025
The main purpose of PCB mechanical stress test is to evaluate the performance and stability of PCB boards under different environmental conditions and load conditions. Through stress testing, potential design defects, material defects and manufacturing process problems can be found, so that corresponding measures can be taken to improve them, so as to improve the…
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How should the components of high-speed PCB be laid out?
ByGrace July 25, 2025July 24, 2025
After determining the material, stacking design, size, and overall partition concept of the PCB, it is necessary to lay out the components, specifically, to place all components in appropriate positions on the PCB. A good component layout can enhance the electromagnetic compatibility of the PCB and is also a prerequisite for good wiring. When laying…
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What files are there for PCB temperature curve system
ByGrace July 25, 2025July 24, 2025
A classic PCB temperature curve system consists of the following components: · Data collection curve meter, which passes through the middle of the furnace and collects temperature information from the PCB. · Thermocouples, which are attached to key components on the PCB and then connected to the accompanying curve meter. · Thermal protection, which protects…
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Can the PCB pad area be soldered?
ByGrace July 25, 2025July 25, 2025
In the field of electronic manufacturing, PCB (printed circuit board) is an indispensable part of electronic equipment. The convexity problem of the PCB pad area may affect the welding quality and the reliability of the circuit board. 1.Causes of PCB pad area convexity 1.1 Material problem One of the main reasons for the PCB pad…
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What are the characteristics of high reliability PCBs?
ByGrace July 25, 2025July 24, 2025
At first glance, PCBs appear similar on the surface, regardless of their inherent quality. It is through the surface that we see differences, which are critical to the durability and function of the PCB throughout its life. It is crucial that PCBs have reliable performance both during the manufacturing assembly process and in actual use….
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Case Study on Methods to Prevent Defects in PCB Manufacturing
ByGrace July 25, 2025July 25, 2025
1.Introduction In the modern electronic product world, PCB (printed circuit board) is an important part of electronic products. It is hard to imagine that there is no PCB in an electronic device, so the quality of PCB will have a great impact on whether the electronic product can work normally and reliably for a long…
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PCB Assembly: Essential Circuit Board Design Tips for Optimal Performance
ByGrace July 25, 2025July 24, 2025
Printed Circuit Board (PCB) assembly is a critical process in electronics manufacturing, where design decisions significantly impact functionality, reliability, and cost. Whether you’re designing a simple single-layer board or a complex multi-layer PCB, following best practices ensures smooth assembly and high performance. This article explores key PCB design techniques to optimize manufacturability, signal integrity, and…
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Impact of Different pcb and component deploy for thermal behavior
ByGrace July 24, 2025July 22, 2025
1.Introduction In the previous chapter the effects of different PCB and device configurations on thermal behavior were considered. By analyzing and comparing a number of scenarios, a number of conclusions can be drawn about the best way to provide heat sink cooling for LFPAK MOSFETs. All of the PCB configurations considered in Chapter 4 had…
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Laboratory fast PCB manufacturing method
ByGrace July 24, 2025July 23, 2025
Printed circuit boards (PCBs) are the basic components of electronic components, and PCB manufacturing is a basic experimental skill for electronic majors and electronic engineers. Although PCB board manufacturing technology has developed maturely enough, it is unrealistic and unnecessary to produce circuit boards that meet professional PCB manufacturing processes if they just want to prove…
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Key Considerations for PCB Soldering: A Comprehensive Guide
ByGrace July 24, 2025July 22, 2025
Introduction Printed Circuit Board (PCB) soldering is a critical process in electronics manufacturing and repair. Proper soldering ensures reliable electrical connections, mechanical stability, and long-term performance of electronic devices. However, poor soldering techniques can lead to defects such as cold joints, solder bridges, or component damage. This article explores the essential considerations for successful PCB…
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Wiring design scheme for the power supply part of the PCB board
ByGrace July 24, 2025July 23, 2025
All electronic engineers must know that PCB design plays a very important role in design. Taking the power supply as an example, PCB design will directly affect the EMC performance, output noise, anti-interference ability, and even basic functions of the power supply. Spacing For high-voltage products, the line spacing must be considered. The spacing that…
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PCB Layout Design Review Checklist: Key Considerations for Optimal Performance
ByGrace July 24, 2025July 22, 2025
Introduction Printed Circuit Board (PCB) layout design is a critical phase in electronics development, directly impacting signal integrity, power distribution, thermal management, and manufacturability. A thorough design review ensures that the PCB meets performance, reliability, and compliance requirements. This article outlines essential PCB layout design review elements, categorized into electrical, mechanical, thermal, and manufacturing considerations….
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Methods and Techniques for PCB Sectioning: A Comprehensive Guide
ByGrace July 24, 2025July 22, 2025
Introduction Printed Circuit Board (PCB) sectioning is an essential process in electronics manufacturing, failure analysis, quality control, and research & development. This technique allows engineers and technicians to examine the internal structure of PCBs, identify defects, verify layer alignment, and analyze material properties. With the increasing complexity of modern PCBs featuring high-density interconnects, microvias, and…
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