How can I mark diodes and LEDs on PCB to avoid confusion of Chinese PCB fab?

1 year ago

(On every board we submit a design for assembly, some designers may make PCB fab confused about the orientation of…

How do I design a PCB when the components used in the design are not available in PCB designing tools such as Eagle CAD?

1 year ago

I had some troubles when I design PCB by Eagle. There is no exactly the component which I required. How…

Where should I store PCB?

1 year ago

I have received the final prototypes from manufacturer and all is good after our checking. And we want to keep…

Why does the PCB manufacturer always ask for a change in your PCB design?

1 year ago

Many a time our PCBA manufacturer calls us about a problem of the design file. Sometimes we think it is…

Why did the SMT pad fall off easily when soldering the PCB boards?

1 year ago

I am a buyer in a telecom company. Recently, an important order of SMT PCBA is delayed due to insophiscated…

PCB vs PCBA: What’s the Difference?

1 year ago

PCB and PCBA are the two most common terms in the electronics industry. Although the difference between them is only…

How do we design a PCB with SMT components for assembling?

1 year ago

I am a junior electrical engineer and last week I have joined a product develpment project which involves SMT PCB.…

Why do through-hole components fail to solder correctly down onto the PCB?

1 year ago

I am an electrical engineer in a company. Recently I am developed a new product in lab and making a…

What do we need to check before releasing a PCB design?

1 year ago

After making efforts in a period, I finally finish my PCB design. Next step is releasing them to factory for…

What is the best PCB practice for thermal via placement for SMT semiconductor devices?

1 year ago

My teammate are designing an LED Board and confused by PCB heat sink problem. Is it on the back or…