Lisa's Column

What is the difference between FPC solder mask and overlay?

by Sales pcb hero

What is the difference between FPC solder mask and overlay?

Have you ever had trouble choosing solder mask and overlay when designing a flexible circuit board? Solder mask and overlay have the same basic fun...
Posted in FPC, FPC Flexible PCB

How many types of reinforcement are there for flexible circuit boards?

by Sales pcb hero

How many types of reinforcement are there for flexible circuit boards?

Have you ever faced the problem of how to choose the right reinforcement for your flexible circuit board? Do you know how many kinds of reinforceme...
Posted in FPC, FPC Flexible PCB

Test methods and standards for FPC flexible boards

by Sales pcb hero

Test methods and standards for FPC flexible boards

FPC flexible board refers to single, double and multi-layer flexible copper foil substrates based on polyimide (PI) or polyester (PET), including a...
Posted in FPC, FPC Flexible PCB

How to judge whether the FPC circuit board is good or bad?

by Sales pcb hero

How to judge whether the FPC circuit board is good or bad?

With the continuous development of science and technology, various fields have achieved intelligence, so FPC circuit boards have also been widely u...
Posted in FPC, FPC Flexible PCB

What is the difference between soldering FPC and PCB?

by Sales pcb hero

What is the difference between soldering FPC and PCB?

Assembly of components on FPC flexible circuit boards is required. As the smart wearable industry becomes more and more popular, due to the limitat...
Posted in FPC Flexible PCB

Brief overview of how ADC drivers can make the most of ADCs

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Brief overview of how ADC drivers can make the most of ADCs

As sensors become more abundant in various end markets, the need for analog signal conditioning, including analog -to-digital converters ( ADCs ), ...
Posted in module

What principles should be paid attention to when designing high frequency PCB circuit boards?

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What principles should be paid attention to when designing high frequency PCB circuit boards?

In general, high frequency can be defined as a frequency above 1GHz; high frequency circuit boards have much higher requirements on materials and p...
Posted in High-frequency PCBs

Precautions for PCB stack-up design for electronic engineers

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Precautions for PCB stack-up design for electronic engineers

When designing a PCB (printed circuit board), one of the most basic issues to consider is how many wiring layers, ground planes and power planes ar...
Posted in PCB Layer stack-up

【IoT】Conductive Silicone Button Pad Processing Technical Guide

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【IoT】Conductive Silicone Button Pad Processing Technical Guide

There are four crafts:carbon oil;nickel-plated;Nickel-plated gold;Immersion nickel gold.Each of the four process methods has advantages and disadva...
Posted in #SMT, #soldering, IOT

Advantages and disadvantages of several common PCB surface treatment processes and their applicable scenarios

by Sales pcb hero

Advantages and disadvantages of several common PCB surface treatment processes and their applicable scenarios

1. Bare copper plateThe advantages and disadvantages are obvious:Advantages: low cost, smooth surface, good weldability (without being oxidized).Di...
Posted in Material, PCB Impedance Matching, PCB Layer stack-up

Designed with Orcad and Pads

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Designed with Orcad and Pads

Orcad go to pads Logic1. Open Orcad, select .dsn in the project management view and save as a Capture 16.2 Design.DSN file (please change the name ...
Posted in PCB design

HDI PCB

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HDI PCB

Under the premise that electronic products tend to be multi-functional and complex, the contact distance of integrated circuit components is reduce...
Posted in HDI PCB