How does PCB manufacturer work for double sided SMT assembly with BGA’s?

1 year ago

How does a conventional board house deal with the issue of reflow during PCB component assembly with BGA's on both…

How do components not get knocked off or fall off during reflow?

1 year ago

Last week we visited a PCBA factory. We were looking at reflow ovens. A lot of them have a metal…

Can PCB test points be a source of noise?

1 year ago

If I want to design a PCB with as much noise immunity as possible, should I leave off test points?…

How do PCB manufacturers prevent solder from entering vias during wave soldering?

1 year ago

I have some PCBs that were wave soldered but the vias still remain open, they are not filled nor plugged…

How can I tell whether an SMT/SMD capacitor is oriented with plates horizontal or vertical?

1 year ago

Is there an industry standard for showing how plates in the SMT cap are oriented? How can you tell if…

How to Prevent PCB Delamination: A Definitive Guide

1 year ago

Printed circuit boards (PCBs) are at the heart of electronics manufacturing. However, PCBs can sometimes experience failures due to a…

Do ICs have a shelf life?

1 year ago

What I would like to know is if ICs also have a limited shelf life and if so, do some…

Why should we bake bare PCB?

1 year ago

The assembly note states: Bake bare PCBs in a clean and well ventilated oven prior to assembly at 125*C for…

Can leaded BGA chips be reflow soldered with lead-free process?

1 year ago

I know that using leaded process for lead-free BGA chips is not acceptable, because the solder balls of the BGA…

What are the round pads on the bottom of a PCB?

1 year ago

There are several round pads on the PCB prototypes made by the manufacturer. They are marked Scx and labelled with…