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Topfast, a leading PCB manufacturer with 17 years of industry experience, specializes in high-precision circuit board design, production, and assembly services, serving clients such as Huawei, DJI, and Mitsubishi. The company operates a modern 20,000㎡ factory with over 1,000 professional staff, achieving a monthly production capacity of 100,000㎡. It offers a full range of solutions from HDI boards, high-frequency/high-speed boards to rigid-flex boards, with all products certified to UL, ROHS, and ISO9001 standards. With state-of-the-art equipment such as laser drilling and AOI/X-RAY full inspection, coupled with a team of seasoned technical experts, Topfast achieves the industry’s fastest turnaround times—12 hours for 2-layer boards and 96 hours for 12-layer boards—while also offering BOM cost optimization and 24/7 full-cycle service.

This guide explains ICT testing (In-Circuit Test), a cornerstone of PCBA quality control. It answers FAQs on testable components (resistors, ICs), compares ICT with AOI, and highlights benefits like cost reduction and defect prevention. Perfect for engineers optimizing production line testing.

This comprehensive guide explores PCT testing’s critical role in electronics manufacturing, covering its principles, equipment, and applications across industries. Learn how PCT evaluates moisture resistance in PCBs, prevents semiconductor failures like popcorn effect, and accelerates life testing. Compare PCT with AOI/ICT/FCT methods, understand key testing parameters (121°C/100%RH/2atm), and discover how it reduces development cycles while improving product reliability in automotive, medical, and aerospace applications.

This comprehensive guide explores the STM32F103C8T6 microcontroller in detail, covering its technical specifications, architecture, peripheral interfaces, and development ecosystem. The article provides valuable insights into minimum system design, performance optimization techniques, common troubleshooting solutions, and real-world applications. Whether you’re a beginner learning embedded systems or an experienced engineer working with STM32, this guide offers practical information about programming methods, hardware design considerations, and the microcontroller’s extensive capabilities in industrial, consumer, and IoT applications.

The core applications of AOI technology in SMT, semiconductor and automotive electronics, including how automated optical inspection works, industry pain point solutions (e.g. 3D SPI inline system), and how to achieve 99.5% defect detection rate through AI and MES integration.

PCB factory test including AOI, ICT and FCT test, working principle, implementation points and interrelationship, the establishment of a perfect PCBA test system to ensure product quality.

Reliability test methods for HDI printed circuit boards, including core technologies such as temperature cycling test, thermal stress test and high temperature/high humidity bias test. Comparatively analyze the differences in reliability between HDI boards and traditional multilayer boards, and provide professional solutions to three common problems. Professional PCB manufacturer, providing reference for electronic manufacturers on the reliability of HDI boards.

High Density Interconnect (HDI) printed circuit boards are revolutionizing modern electronics by enabling smaller, faster and more reliable circuit designs. Whether it’s optimizing signal integrity, thermal management, or miniaturization, understanding HDI technology is critical to the next generation of PCB design.

PCBA is a key process for mounting electronic components onto printed circuit boards to form functional circuits, including the two main processes of Surface Mount Technology (SMT) and Through Hole Technology (THT). Understanding the production process, industry applications, and future trends of PCBA will help increase understanding of PCBA manufacturing and assembly.

PCB reliability test is the core link to ensure the quality of electronic products, covering electrical performance, mechanical strength, environmental adaptability and other aspects of the assessment. 16 key test methods, including conductivity test, voltage test, thermal stress test, salt spray test, etc., in-depth analysis of the purpose of the various tests, the principle and judging criteria.