Printed circuit boards and their assemblies (PCB & PCBA) are the core components of electronic products, and their reliability directly determines the overall reliability of electronic products. To ensure and enhance the quality and reliability of electronic products, it is essential to carry out comprehensive physical and chemical analyses of failures, identify the underlying failure mechanisms, and then propose corresponding improvement measures. MTT possesses profound technical expertise in board-level failure analysis, a complete range of analytical methods, a vast database of case studies, and a team of experienced experts, providing you with high-quality and efficient failure analysis services.
The purpose of electronic component failure analysis is to employ a variety of testing and analytical techniques and procedures to identify the failure phenomena of electronic components, determine their failure modes and mechanisms, identify the ultimate root cause of failure, and propose recommendations for improvements in design and manufacturing processes. This helps prevent the recurrence of failures and improves the overall reliability of the components.
The continuous rise in complexity and performance requirements of integrated circuits, combined with potential risks across design, manufacturing, packaging, and application stages, has led to frequent occurrences of critical failure modes such as short circuits, open circuits, leakage, burnout, and parameter drift. These issues not only result in costly device scrapping and system downtime but also often trigger disputes over responsibility among designers, foundries, packaging and testing houses, and end-users, causing significant economic losses and reputational risks.
The performance requirements for polymer materials continue to rise, while differences in understanding of high-demand products and processes between customers and suppliers often lead to frequent failures such as fracture, cracking, corrosion, and discoloration. These failures frequently cause disputes over responsibility and result in significant economic losses.
The increasingly harsh service environments of metal components place higher demands on material performance and structural reliability. However, factors such as design flaws, material defects, manufacturing deviations, or improper use can readily trigger typical failures including fatigue fracture, stress corrosion cracking, hydrogen embrittlement, creep, wear, and overload deformation.
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Meixin Testing leverages its technological edge in constructing massive failure databases, showcasing its capabilities through comprehensive case studies, solutions for complex scenarios, partnerships with leading enterprises, and systematic intellectual property. Drawing on millions of failure analyses, it delivers precise insights into root causes, enabling inspection reports to provide robust support for clients' quality upgrades and achieve zero failures.
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Stay updated with the latest news from Maxin Testing, including technical developments, exhibitions, and events. We build on a foundation of professional testing to deliver customized solutions for our clients, ensuring quality control from the source. This empowers our clients to stand out in the marketplace and achieve commercial success.
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Maxin Testing is a nationally accredited commercial third-party laboratory. We specialize in providing testing services, technical consulting services, and solution services to clients across industries including electronics manufacturing, automotive electronics, semiconductors, and aerospace materials.
Maxin Testing operates laboratory facilities in Shenzhen, Suzhou, and Beijing, featuring multidisciplinary testing and analytical laboratories. The company pioneers an industrial hospital service model grounded in materials science engineering and electronic reliability engineering.
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EMMI Localization

Emission Microscope (EMMI) is a tool used for fault point localization and for detecting bright spots and hotspots. It identifies fault points by measuring photons emitted from the sample when a bias voltage is applied.

EMMI Localization

| Project Overview

 

Emission Microscope (EMMI) is a tool used for fault point localization and for detecting bright spots and hotspots. It identifies fault points by measuring photons emitted from the sample when a bias voltage is applied. EMMI can be widely applied to detect leakage currents caused by various component defects, including gate oxide defects, electrostatic discharge (ESD) failures, latch-up effects, leakage, junction leakage, forward bias conditions, and transistors operating in the saturation region.

 

 

| Test Objective

 

Through EMMI localization technology, hotspots or bright spots within samples can be quickly and accurately identified, enabling analysis of the root causes of defect formation. This technology not only improves the efficiency of fault point localization but also provides strong support for subsequent failure analysis, helping to shorten product development cycles and reduce production costs.

 

 

| Service Products / Fields

 

1. Semiconductor Materials: Detection of defects and impurities within the material.

 

2. Device Defect Detection: Identify and locate fault points within devices.

 

3. Integrated Circuits: Analyze the causes of failures in integrated circuits.

 

4. Materials Science: Study the photoelectric properties and failure mechanisms of materials.

 

5. Nanotechnology: Localize and analyze fault points at the nanoscale.

 

 

| Project Advantages

 

1. High Sensitivity: Capable of capturing extremely weak photon signals to ensure precise fault point localization.

 

2. Wide Wavelength Detection Range: Covers the near-infrared spectrum, providing broader detection capabilities.

 

3. Non-Destructive Testing: No destructive treatment of the sample is required, thereby preserving the integrity of the specimen.

 

4. Broad Application Fields: Suitable for semiconductor materials, device defect detection, integrated circuits, materials science, and nanotechnology.

 

 

| MTT Advantages

 

1. Professional Team: A team of highly experienced testing engineers and technical experts.

 

2. Advanced Equipment: Equipped with internationally leading testing instruments to ensure accuracy and reliability of results.

 

3. Efficient Service: Rapidly respond to customer needs and provide one-stop, high-efficiency inspection services.

 

4. Authoritative Certification: The laboratory is certified by ISO/IEC 17025, ensuring that test reports have international credibility.

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