2025-07-21 275

Flash Gold, ENIG, and Gold Plating: Understanding Their Differences and Advantages in PCB Manufacturing

Flash Gold, ENIG, and Gold Plating In the world of PCB manufacturing, the choice of surface finish plays a crucial role in ensuring the quality, durability, and performance of the final product. Gold finishes, including flash gold, ENIG (Electroless Nickel Immersion Gold), and gold plating, are commonly used to protect the copper traces and pads on the PCB from oxidation, improve solderability, an...

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2025-07-18 219

What are BOM, DIP, SMT, SMD

What Are BOM, DIP, SMT, and SMD in Modern Electronics Manufacturing? In the design and manufacturing process of modern electronic products, BOM, DIP, SMT, and SMD are four unavoidable keywords. Each represents a critical stage—from design blueprints and component installation methods to automated production processes. This article provides a comprehensive explanation of these four concepts and com...

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2025-07-18 247

ICT Testing Explained: From Principles to Applications

ICT Testing: Unlocking the Core of PCBA Quality Control (with SQPCB Case Study) In the electronics manufacturing field, PCBA (Printed Circuit Board Assembly) quality control is the key to ensuring product reliability. Among the various testing methods, ICT (In-Circuit Test System) is known as the “golden tool” of PCBA testing. With its efficiency and precision, ICT has become a standard practice i...

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2025-07-10 349

PCB HS Code Explained: Guide to Classification & Global Trade

PCB HS Code Explained: Guide to Classification & Global Trade Let’s talk about something that’s at the core of global electronics trade but rarely gets the spotlight it deserves: the PCB HS code. In this article, we’re going deep into the world of PCB HS code classification, compliance, and why it matters for every electronics manufacturer, exporter, and importer. The PCB HS code is the passpo...

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2025-07-06 285

PCB Builder: A Step-by-Step Guide to Creating Custom PCBs

PCB Builder: A Step-by-Step Guide to Creating Custom PCBs A PCB builder is an essential tool for creating customized printed circuit boards (PCBs), which are the foundation of modern electronics. Whether you’re a hobbyist looking to create a custom design or a professional working on complex, high-performance devices, understanding how PCB builders work is crucial. This article will take you throu...

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2025-07-06 304

PCB Solder Mask: Types, Functions, and Application Tips

PCB Solder Mask: Types, Functions, and Application Tips A Solder Mask, also known as a solder resist, is a thin, protective layer of polymer coating applied over the copper traces of a printed circuit boards. (PCB). As its name implies, the primary function of this layer is to prevent solder from bridging between conductors. In simple terms, it acts as a "protective film," ensuring that solder adh...

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2025-03-31 327

Digital Direct Imaging in PCB Manufacturing: A Comprehensive Guide

Digital Direct Imaging: Revolutionizing PCB Manufacturing Introduction Understanding Digital Direct Imaging Technology Key Advantages of Digital Direct Imaging Applications Across Industries Digital Direct Imaging vs. Traditional Methods Implementing DDI: Challenges and Solutions Future Trends in Digital Direct Imaging Why Choose SQPCB for Digital Direct Imaging? Frequently Asked Questions Introdu...

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2025-03-02 415

Why Engineers Still Love Protel 99SE

The Unbreakable Bond Between Engineers and Protel 99SE Introduction Protel 99SE: The Engineer’s Best-Kept Secret Protel 99SE in the Age of Modern Alternatives The Impact of AI on Protel 99SE Cost-Effective Design Solutions Conclusion: The Enduring Appeal of Protel-99SE FAQs: Protel 99SE and PCB Design Software Introduction As a PCB board design software, In an era of rapid technological advancemen...

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2025-02-28 275

Comparison of Brown Oxide Treatment and SF-Bond in PCB Manufacturing: Applications and Effects

Introduction In the world of PCB manufacture, the demand for high-quality boards that deliver superior performance, reliability, and longevity has never been higher. Among the various processes and materials involved in the fabrication of PCBs, brown oxide treatment and the use of SF-Bond are two critical factors that can significantly influence the board’s overall quality. Both brown oxide treatm...

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2025-02-27 362

Plated Vias in PCB Design: Key to Performance, Reliability, and Quality

What Are Plated Vias? 1.Plated vias, also known as PTH (Plated Through Hole) vias, are critical structures in printed circuit boards (PCBs) used to connect electrical signals between different layers. Normally divided into through holes 3, blind holes 1, and buried holes 2 as the follow picture [caption id="attachment_4322" align="alignnone" width="700"] Plated Vias[/caption] 2. NPTH (Non-Plated T...

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2025-02-27 371

Is the OSP Surface Treatment Right for Your PCB? Pros and Cons

Why the Surface Treatment of Your PCB Matters More Than You Think Every detail in PCB manufacturing is crucial. The right surface treatment is not just about aesthetics—it determines the reliability, performance, and lifespan of your circuit board. A wrong choice could lead to oxidation, poor soldering, weak solder joints, or even severe impacts on your PCBA. What is the OSP Surface Treatment? OSP...

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2025-02-24 340

What is a circuit board: Your Gateway to Electronic Innovation

What is a circuit board: Your Gateway to Electronic Innovation In a world driven by ceaseless technological advancement, the printed circuit board (PCB) stands as a silent, yet indispensable cornerstone of modern electronics. Picture this: an intricate labyrinth of copper traces and insulating layers, meticulously orchestrated to power the devices that define our lives. Whether you’re scrolling on...

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