PCBA

Choosing Between Lead and Lead-Free PCBA Processes: Why Lead-Free Dominates and What Supports Lead-Based?

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Choosing Between Lead and Lead-Free PCBA Processes: Why Lead-Free Dominates and What Supports Lead-Based?

Why Use Lead-Free PCBA Lead-free processes use environmentally friendly solder, aligning with modern green trends. Lead is a toxic heavy metal, and prolonged exposure to lead-containing materials can pose potential health risks to operators, while the disposal of lead waste can also pollute the environment. Additionally, lead-free solder has a higher melting point, typically between … Read more

Essential Guidelines for SMT-PCBA Manufacturability Process Design (DFM) – 2021 Edition

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Essential Guidelines for SMT-PCBA Manufacturability Process Design (DFM) - 2021 Edition

SMT Top Networking Circle A professional circle for sharing networking resources and achieving career advancement. New Platform 2020 1. Purpose The total cost of a product is determined by 60% from the initial design; 75% of manufacturing costs depend on design specifications and guidelines; and 70-80% of production defects are caused by design issues. Therefore, … Read more

How PCBA Factories Identify Counterfeit Electronic Components

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How PCBA Factories Identify Counterfeit Electronic Components

Click the blue text to follow us In the PCBA processing industry, the circulation of counterfeit electronic components not only leads to a decline in product quality but may also pose serious safety risks, affecting the company’s reputation and damaging customer trust. Therefore, identifying and rejecting counterfeit components has become a key step for PCBA … Read more

Common Issues and Solutions When Applying Conformal Coating on PCBA

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Common Issues and Solutions When Applying Conformal Coating on PCBA

Follow 👆 Modern Electronic Assembly Process Technology Exchange Platform👆 Select “Pin/Star” to learn together and improve together! Previous Reviews Collection of Assembly Process Documents: ↓ ↓ ↓ Essentials | Selected Assembly Process Document Collection (I): Save it for later! Essentials | Selected Assembly Process Document Collection (II): Save it for later! Essentials | Selected Assembly … Read more

Cleaning Process Before Conformal Coating of PCBA Circuit Boards: Analyzing the Necessity of Coating!

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Cleaning Process Before Conformal Coating of PCBA Circuit Boards: Analyzing the Necessity of Coating!

Introduction: The conformal coating of PCBA (Printed Circuit Board Assembly) is an important part of the three-proof technology for military electronic equipment. Its purpose is to further enhance the resistance of the circuit board to adverse environmental effects during storage and operation, and to improve the mechanical performance of components against shock and vibration, achieving … Read more

PCBA Appearance Inspection Standards (Illustrated)

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PCBA Appearance Inspection Standards (Illustrated)

1. Purpose: To provide a basis for the appearance inspection of PCBA products produced at our SMT station. In cases where the specific appearance standards conflict with customer requirements, customer requirements shall prevail in principle. 2. Scope: This standard references IPC-610D (for dedicated service electronic products) PCBA appearance inspection standards and is applicable only to … Read more

What Items Should Be Inspected on PCBA Boards and What Are the Inspection Standards?

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What Items Should Be Inspected on PCBA Boards and What Are the Inspection Standards?

1. What Are the Inspection Standards for PCBA Boards? First, let us understand the introduction of quality inspection standards: 1. Critical Defects (denoted as CR): Any defect that can cause harm to humans or machines or endanger life safety, such as non-compliance with safety regulations, burning machines, electric shock, etc. 2. Major Defects (denoted as … Read more

Standards for Environmental Management in PCBA Workshops

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Standards for Environmental Management in PCBA Workshops

SMT stands for Surface Mount Technology, which is currently the most popular technology and process in the electronic assembly industry. It is a circuit assembly technology that mounts surface-mounted components (referred to as SMC/SMD, known in Chinese as chip components) on the surface of printed circuit boards (PCBs) or other substrates, using methods such as … Read more

The Importance of SPI in Quality Control for SMT Processing

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The Importance of SPI in Quality Control for SMT Processing

Click the blue text to follow us In the SMT processing, solder paste printing is a crucial step that affects soldering quality. SPI (Solder Paste Inspection) serves as the core tool for solder paste quality inspection, playing a vital role in ensuring the quality of solder paste printing and improving the consistency and reliability of … Read more

Choosing an Electronic Manufacturing Service Provider: Factory Inspection is Essential!

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Choosing an Electronic Manufacturing Service Provider: Factory Inspection is Essential!

When selecting a PCBA (Printed Circuit Board Assembly) processing company, factory inspection is indeed a necessary step. The factory inspection process not only helps ensure that the supplier you choose has the necessary production capacity, quality control systems, technical strength, and compliance, but also reduces potential risks such as product quality issues, delivery delays, or … Read more