Category Archives: Design

How Preventing Heavy Components from Falling during Secondary time SMT Reflow

With the rapid advancement of mobile communication technology, EMS (Electronic Manufacturing Services) providers worldwide are facing severe labor shortages. Furthermore, the Industry 4.0 trend has heightened the demand for automation in EMS facilities. As a result, many components that were … Continue reading

5 Key PCB Layout Considerations for Efficient Circuit Board Assembly and Soldering Production Processes

When designing a PCB layout, various questions inevitably arise. Is this PCB best suited for a single-layer, double-layer, or multi-layer configuration? How should you protect against ESD/EMI? Will the printed circuit board assembly (PCBA) use a single-sided or double-sided process? … Continue reading

Why are there holes on the PCB? What is PTH, NPTH and vias?

If you ever get the chance to hold a printed circuit board (PCB) in your hands and take a closer look, you’ll notice there are many different-sized holes. When you hold it up to the light, you’ll even see lots … Continue reading

What is blind hole, buried hole and plating hole for PCB?

In the early response to a user’s question, WorkingBear mistakenly mixed up the terms “blind hole” and “buried hole” when talking about PCBs. To prevent similar errors in the future, WorkingBear took the initiative to study some books about PCBs … Continue reading

Preventing Solder Cracks in BGA Designs: Strengthening Tips from the Design End

Many colleagues in the company have been asking WorkingBear recently for advice on designing  BGA (Ball Grid Array) to prevent solder cracking and enhance its strength. This request comes after a senior expressed concerns during a new product development meeting, … Continue reading