Category Archives: Reliability


Aug07
What’s the Difference Between Electromigration (EM) and Electrochemical Migration (ECM)?

post on August 7, 2025

At first glance, Electromigration (EM) and Electrochemical Migration (ECM) might seem alike. In both cases, metal atoms or ions move from a high-voltage area to a low-voltage area, and both can lead to dendrite growth. But they’re actually very different … Continue reading →

Fundamental Science, Quality, Reliability     WorkingBear    Views (4,125)     comment (0)
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Aug06
How to Perform Process Capability Analysis?

post on August 6, 2025

Process Capability refers to how well a process can produce quality products once it becomes stable. In real production, many variable factors can cause the process to fluctuate. By applying statistical methods, we can better understand how the process is … Continue reading →

Process, Quality, Reliability, SPC     WorkingBear    Views (1,856)     comment (0)
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Jul31
What’s the Difference Between Quality and Reliability?

post on July 31, 2025

Do you know the difference between quality and reliability? These two terms often get confused, but if you dig deeper, they actually mean different things. So how do you tell them apart? (The following is just Workingbear’s personal opinion and … Continue reading →

Quality, Reliability     WorkingBear    Views (3,248)     comment (0)
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Jul24
Understanding ORT: What It Is and How It Differs from REL (Reliability)

post on July 24, 2025

ORT stands for Ongoing Reliability Test, and sometimes it’s written as Ongoing Reliability Testing. ORT is a very important quality control measure in electronics manufacturing. Its purpose is to continuously monitor the reliability of products during mass production, so that … Continue reading →

Quality, Reliability, Test/Inspection     WorkingBear    Views (2,133)     comment (0)

Jun26
What is Environmental Stress Screening (ESS)?

post on June 26, 2025

Environmental Stress Screening (ESS) is a method used to apply certain environmental and operational stresses—such as power on/off cycles, bias voltage, pressure, thermal cycling, and vibration—to new or repaired products (usually electronics or components). The idea is to expose hidden … Continue reading →

Process, Quality, Reliability, Test/Inspection     WorkingBear    Views (3,909)     comment (0)