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A PCB creates the electrical interconnection network necessary for electronic chips to function and gives them a structured physical platform. Previously separate electronic chips can now collaborate closely to accomplish the intricate tasks needed by electronic devices thanks to PCBs’ precise routing, power distribution, and signal integrity control.

Edited by Liy,a PCB designer

Liya is a PCB design engineer specializing in high-reliability and high-density interconnect design. She is proficient in Altium Designer and Cadence Allegro. She has extensive experience in impedance control, differential pair placement, signal integrity/power factor analysis, and functional measurement design optimization.

3D AOI system inspection image highlighting detected solder bridges between adjacent pads on 0.4mm pitch component before rework
PCB Technology Blog

5 Engineer-Tested Methods to Prevent Solder Bridge Defects in High-Density PCB Assembly

PCBINQ Mar 11, 2026 12 min read

An electronics engineer employed at a medical device company recently dealt with a defect rate of 12% on a newly manufactured batch of 0.4mm pitch QFN packages; literally every 3rd board exhibited solder bridges between adjacent pads.

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pcb design

How to solve PCB assembly defects?

PCBINQ Aug 25, 2025 6549
A non-working electronic chip is a common problem. It is also a very frustrating problem. A chip can stop working for many reasons. As a senior expert, I have found that a lot of the time, the problem is not with the chip itself.
PCB customization service

How to Protect the Circuit Layout of Electronic Equipment

PCBINQ Aug 27, 2025 7333
Electronic equipment is at the heart of modern life. From phones to computers, from TVs to cars, they are everywhere. Every piece of electronic equipment has a core part.
PCB customization service

Voltage Dividers Explained: Simple Voltage Control on a PCB

PCBINQ Aug 29, 2025 8847
We often need to work with different voltages in electronics. A project’s power source might be a 9-volt battery. But a sensitive chip on the Printed Circuit Board might need exactly 3.3 volts to work correctly.
How to Design a High-Quality Printed Circuit Board (PCB)

What Is a BGA Solder Joint?

PCBINQ Sep 1, 2025 6972
A BGA solder joint is a small connection. It links a chip to a circuit board. BGA stands for Ball Grid Array. This is a type of package for a chip. Instead of pins, it has a grid of small solder balls on the bottom.
What Is the IPC-A-610 Standard

What Is the IPC-A-610 Standard?

PCBINQ Sep 2, 2025 12990
The IPC-A-610 Standard plays a central role in electronics. It serves as a clear set of rules. These rules explain how electronic parts should look. More than words, it is a visual guide.
pcbinq PCB Assembly

What PCB board does Tesla’s third-generation inverter use?

PCBINQ Sep 3, 2025 6831
A car’s engine has many parts. In a gas car, fuel burns. In an electric car, a motor turns. The motor needs power. This power comes from a battery. But a battery makes DC power.
pcb board

What Are Gerber Files?

PCBINQ Sep 5, 2025 8007
Gerber files are the universal language for printed circuit board (PCB) design. Think of them as a blueprint for building a PCB. A contractor needs architectural plans to build a house.
pcb design

Why is the PCB board inside the LED light?

PCBINQ Sep 8, 2025 7579
We use LED lamps every day. They are in our homes. They are in our offices. They are in our cars. But have you ever stopped to think about how an LED lamp works? Behind those small points of light, a very important part is doing its job.
pcbinq PCB Assembly

Making PCBs at Home: DIY UV Exposure Chamber

PCBINQ Sep 10, 2025 9697
For anyone who loves electronics, moving from messy breadboards to clean, permanent circuit boards is a huge step. Creating your own Printed Circuit Boards (PCBs) at home feels like a superpower.
PCBA assembly line - high precision PCBA manufacturing

What is HDI design?

PCBINQ Sep 12, 2025 6107
To understand HDI design, you first need to grasp its core concepts. Simply put, HDI technology refers to the use of microvias to connect layers on a PCB, rather than traditional mechanical drilling.
PCBINQ-PCB Assembly

Can a PCB Be Used Immediately After Assembly?

PCBINQ Sep 13, 2025 5742
The freshly assembled circuit board is sitting on the bench, looking finished and prepared for use, the last component has been soldered into place, and the flux emits its distinct aroma.
pcb board

How is a PCB Made? From Design Files to Finished PCBA

PCBINQ Sep 15, 2025 8418
Electronic components are based on printed circuit boards, or PCBs. It connects and holds every part. The process of creating a PCB is time-consuming and meticulous.

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