Author: Grace

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PCB Design Methods for Noise Suppression
ByGrace July 10, 2025July 10, 2025
Abstract Noise suppression is a critical aspect of printed circuit board (PCB) design, affecting signal integrity, electromagnetic compatibility (EMC), and overall system performance. This paper explores various techniques to minimize noise in PCB designs, including proper grounding, shielding, trace routing, decoupling, and component placement. By implementing these methods, designers can reduce electromagnetic interference (EMI), crosstalk,…
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Acquisition and application of electromagnetic information of PCB board
ByGrace July 10, 2025July 10, 2025
The traditional tools for debugging PCB include: time domain oscilloscope, TDR (time domain reflectometry) oscilloscope, logic analyzer, and frequency domain spectrum analyzer, but these means cannot give a data reflecting the overall information of PCB board. PCB board is also called printed circuit board, printed wiring board, abbreviated as printed board, English abbreviation PCB (printed…
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Battery charger circuit design and PCB
ByGrace July 10, 2025July 10, 2025
1 Introduction to Protel software With the rapid development of electronic information technology, the manual design of PCB (printed circuit board) of electronic products can no longer meet the needs of the development of electronic technology. We must use computers to complete the design of PCB, which is not only fast and accurate, but also…
Read More Battery charger circuit design and PCB
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Comprehensive PCB Failure Analysis: Techniques, Causes, and Solutions
ByGrace July 10, 2025July 10, 2025
1. Introduction Printed Circuit Boards (PCBs) are the backbone of modern electronic devices, providing mechanical support and electrical connections between components. However, PCB failures can lead to catastrophic consequences, including system malfunctions, safety hazards, and financial losses. Therefore, conducting a thorough PCB failure analysis (FA) is critical to identifying root causes, improving design, and ensuring…
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The Truth About PCB Colors: Does Color Indicate Quality?
ByGrace July 10, 2025July 10, 2025
Introduction Printed Circuit Boards (PCBs) are fundamental components in nearly all modern electronic devices, from smartphones to industrial machinery. One of the most visually striking features of PCBs is their color, which varies from the common green to red, blue, black, and even more exotic hues. This visible characteristic often leads to questions about whether…
Read More The Truth About PCB Colors: Does Color Indicate Quality?
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Best PCB Layout Tips for Gate Driver ICs
ByGrace July 10, 2025July 10, 2025
Infineon’s 1ED44173/5/6 are new low-side gate driver ICs that integrate overcurrent protection (OCP), fault status output, and enable functions. This highly integrated driver is very friendly for PFC (digitally controlled power factor correction) applications using boost topology and ground reference. In PFC applications, shunts are used to sample the power switch current or DC bus…
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Application of industrial robots in the PCB industry
ByGrace July 10, 2025July 10, 2025
The PCB industry is a technology-intensive and capital-intensive industry, but it is still a labor-intensive industry. A large number of automated equipment requires manual operation and assembly line operation. A medium-sized PCB company has thousands of employees. With the transfer and upgrading of industries, the implementation of the new labor contract law, the rising cost…
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Detailed description of the basic rules of PCB layout and wiring
ByGrace July 10, 2025July 10, 2025
PCB is also known as Printed Circuit Board. It can realize the line connection and function realization between electronic components, and is also an important component in power circuit design. Today, this article will introduce the basic rules of PCB layout and wiring. 1.Basic rules for component layout All IC components are aligned on one…
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Causes of PCB copper shedding
ByGrace July 10, 2025July 10, 2025
When the copper wire of PCB falls off (also known as copper shedding), each PCB brand will say that it is a problem with the laminate and ask its production factory to bear the bad losses. Based on years of experience in handling customer complaints, the common reasons for PCB copper shedding are as follows:…
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DFM design sharing of PCB inner layer
ByGrace July 10, 2025July 10, 2025
PCB engineers layout a product, not only layout and wiring, but also the design of inner power plane and ground plane is very important. In dealing with the inner layer, we must not only consider power integrity, signal integrity, electromagnetic compatibility, but also DFM manufacturability. The difference between the inner layer and the surface layer…
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How to improve the routing rate of PCB wiring design
ByGrace July 9, 2025July 9, 2025
Next, we will introduce how to improve the routing rate of PCB wiring design. In PCB wiring design, there is a complete set of methods to improve the routing rate of PCB design. Here, we provide effective techniques to improve the routing rate and design efficiency of PCB design, which can not only save customers…
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High-speed PCB design software stacking structure design suggestions
ByGrace July 9, 2025July 9, 2025
When designing a multi-layer PCB, the number of PCB layers depends on the complexity of the circuit board. From the perspective of the PCB processing process, a multi-layer PCB is manufactured by stacking and pressing multiple “double-sided PCBs”, but the number of layers of the multi-layer PCB, the stacking order between the layers and the…
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Common Problems Encountered in PCB Drilling and Their Solutions
ByGrace July 9, 2025July 9, 2025
Introduction Printed Circuit Board (PCB) drilling is a critical process in PCB manufacturing that involves creating holes for through-hole components, vias, and mounting. Despite being a well-established process, PCB drilling presents numerous challenges that can affect board quality, production efficiency, and cost. This article examines the most common problems encountered during PCB drilling operations, their…
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How to Remove Header Pins from a PCB: A Comprehensive Guide
ByGrace July 9, 2025July 9, 2025
Introduction Printed Circuit Boards (PCBs) form the backbone of modern electronics, and header pins are among the most common components used to create connections between different boards or external devices. Whether you’re reworking a prototype, salvaging components, or repairing existing equipment, knowing how to properly remove header pins from a PCB is an essential skill…
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Removing PBGA Packages from PCBs
ByGrace July 9, 2025July 9, 2025
How to remove a plastic ball grid array package (PBGA) from a printed circuit board (PCB) is a skill that every hardware engineer must have. ADI provides a recommended rework procedure for removing PBGA packages from PCBs. PBGA is a type of package whose main distinguishing feature is the use of an array of solder…
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