Category Archives: Uncategorized

Jul22
Should BGA Pads Be Designed as SMD or NSMD? Pros, Cons, and Drop-Test Performance

post on July 22, 2026

Figcaption: Should BGA Pads Be Designed as SMD or NSMD? Pros, Cons, and Drop-Test Performance Do you know the difference between SMD (Solder Mask Defined) and NSMD (Non-Solder Mask Defined) pad designs for PCB? What are the advantages and disadvantages … Continue reading →

Design, Quality, SMT, Soldering, Uncategorized     WorkingBear    Views (859)     comment (0)
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Apr08
How I Troubleshoot Hidden Open Circuits in FPCs

post on April 8, 2026

Flexible printed circuits (FPCs) are widely used because they can bend and fold. They’re perfect for compact products or for connecting signals between different PCBAs. But there’s a downside. As usage increases—especially in applications with repeated motion—FPCs can develop open circuits or … Continue reading →

PCB/FPC/PTF, Quality, Uncategorized     WorkingBear    Views (913)     comment (0)

Jan29
How Component Suppliers Can Break Into System Companies as a 2nd-Source Supplier

post on January 29, 2026

Many component suppliers work extremely hard to get into certain companies as approved suppliers. Playing the “pretty salesperson card” is a common tactic—while engineers may appreciate it, most of the time it still doesn’t open the door. So where does … Continue reading →

Management, Uncategorized     WorkingBear    Views (2,008)     comment (0)
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