Is there any problems if I change 0805 too 0402 surface mount or smaller?

2 years ago

In order to reduce the size of a PCB, I will probably have to use smaller SM components. I currently…

Is using a via to strengthen surface mount connector on the pad a good or bad practice?

2 years ago

I believe I have heard of putting a plugged via right next to a mechanical pad so that the board…

Do you use SMT or THT for USB mini B connector?

2 years ago

This question is about the advisability of continuing to use a USB mini-B right angle surface mount connector in my…

How can I solder an SMD component with a pad on the bottom?

2 years ago

I am getting a PCB manufactured for a project that I am working on. One of the parts, the A4950…

How can I go about making temporary test connections in PCB while prototyping without soldering?

2 years ago

I recently ordered some PCB bits from a new supplier to assemble a widget. I want to make temporary connections…

Polyimide PCB Vs. FR4 PCB: What’s the Difference?

2 years ago

Polyimide PCB and FR4 PCB are two of the most prevalent used PCB types. Though both are polymer substrates well-suited for…

What is the difference between thin film and thick film precision surface mount resistors?

2 years ago

I'm using some 0.1% precision 10k and 150k resistors. They are thin film 0603 surface mount. For a lot more,…

How do surface mount components withstand heat of reflow while through hole components can not?

2 years ago

Some online tutorials about soldering TH components, like transistors and ICs, are delicate components and can be easily damaged by…

Why the regulator broke on the PCB when it underwent vibration test?

2 years ago

I have designed a power supply card using V7805-2000. Copper thickness is 70 microns, board size is 5 cm × 5…