Author: Grace

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Avoid the pitfalls of PCB design – here are some tips
ByGrace December 25, 2024December 23, 2024
For an electronic engineer, circuit design is a basic skill. However, even if the circuit schematic is perfect, if you do not understand and prevent common problems and challenges in the process of converting it into a PCB circuit board, the entire system will still be greatly reduced, and in serious cases, it will not…
Read More Avoid the pitfalls of PCB design – here are some tips
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Current status and development of FPC industry in 2023
ByGrace December 25, 2024December 23, 2024
FPC is flexible PCB, or soft board for short. It is a flexible PCB made of polyimide or polyester film as the base material. Compared with traditional PCB hard boards, it has high production efficiency, high wiring density, light weight, thin thickness, foldable and bendable, It has significant advantages such as three-dimensional wiring, which is…
Read More Current status and development of FPC industry in 2023
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About the production process of PCB/FPC blind hole buried hole board
ByGrace December 25, 2024December 23, 2024
I. Overview: Blind hole and buried hole board are mainly used for high-density, small micro-hole board production, the purpose is to save circuit space, so as to achieve the purpose of reducing the volume of PCB, such as mobile phone board, II. Classification: I). Laser drilling, a. Customer information requires laser drilling; b Because the…
Read More About the production process of PCB/FPC blind hole buried hole board
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Differences between traditional manual exposure machine, CCD semi-automatic exposure machine and LDI exposure machine
ByGrace December 24, 2024December 23, 2024
Manual exposure machine: manually paste the film negative, and then put it on the exposure table for exposure. Advantages: boards with different material numbers can be put in the same exposure, and multiple material numbers can be produced at the same time, which is suitable for small and medium batches; Disadvantages: manual alignment is required,…
Read More Differences between traditional manual exposure machine, CCD semi-automatic exposure machine and LDI exposure machine
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PCB market is nearly 100 billion US dollars, and there is a broad space for domestic investment in packaging substrates and high-end HDI fields
ByGrace December 24, 2024December 23, 2024
Overall: Nearly 100 billion US dollars market, domestic investment in packaging substrates and high-end HDI fields has broad space Market size: Macroeconomic recovery and emerging applications drive growth, and the global PCB output value is expected to exceed 5% CAGR from 2022 to 2026. PCB is called the “mother of electronic products” and is used…
Read More PCB market is nearly 100 billion US dollars, and there is a broad space for domestic investment in packaging substrates and high-end HDI fields
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Introduction to the main testing items of FCCL
ByGrace December 24, 2024December 23, 2024
Whether FCCL materials can meet production needs cannot only be determined by the manufacturer’s test report. When purchasing FCCL materials, a series of experiments must be conducted to test and prove them. Usually, for FPC factories, the following experiments are required to test whether FCCL can meet our needs: 1.Heat resistance test Testing equipment: high-temperature…
Read More Introduction to the main testing items of FCCL
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Important characteristics of non-adhesive flexible board substrate
ByGrace December 24, 2024December 23, 2024
Flexible printed circuit board (FPC), also known as flexible board, has the advantages of softness, lightness, thinness and flexibility. With the rapid trend of information and electronic products towards lightness, thinness, shortness and smallness, it has been widely used in notebook computers, digital-related, mobile phones, liquid crystal displays and other uses. 1.Traditional flexible board materials…
Read More Important characteristics of non-adhesive flexible board substrate
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PCB component layout principles and practical tips
ByGrace December 24, 2024December 23, 2024
In electronic design, after the project schematic design is completed and compiled, the PCB design needs to be carried out. After the board size, stacking design, and overall partition conception are determined, the first step of the design is to place the components in their appropriate positions. Layout is a crucial link. The quality of…
Read More PCB component layout principles and practical tips
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Analysis of the causes of pinholes in the copper plating layer in the copper plating process of printed circuit boards
ByGrace December 24, 2024December 23, 2024
This article discusses the causes of pinholes in the copper plating layer in the copper plating process of printed circuit boards, and proposes ways to find pinholes in the copper plating layer for reference. 1.Possible causes of pinholes in the copper plating layer: The chloride ion in the plating solution is too low, the air…
Read More Analysis of the causes of pinholes in the copper plating layer in the copper plating process of printed circuit boards
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The key to PCB layout! Teach you to get PCB layout right in one go
ByGrace December 24, 2024December 21, 2024
Today’s switching regulators and power supplies are more sophisticated and powerful, but one of the challenges they face is that the ever-increasing switching frequency makes PCB design more difficult. PCB layout is becoming a watershed that distinguishes a good switching power supply design from a bad one. This article will provide suggestions on how to…
Read More The key to PCB layout! Teach you to get PCB layout right in one go
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Key points of precision graphic transfer technology control
ByGrace December 24, 2024December 23, 2024
I. High-density FPC flexible circuit graphic transfer process control technology In the high-density FPC flexible circuit manufacturing process, graphic transfer is a key control point and a technical difficulty. Its quality directly affects the qualified rate of FPC flexible circuits. Therefore, in the production process, the following points must be achieved: II. In the process…
Read More Key points of precision graphic transfer technology control
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PCB/FPC electrical testing technology analysis
ByGrace December 24, 2024December 23, 2024
1.Electrical testing During the production process of PCB boards, it is inevitable that short circuits, open circuits and leakage defects will occur due to external factors. In addition, PCBs are constantly evolving towards high density, fine pitch and multi-layer. If the bad boards are not screened out in time and allowed to flow into the…
Read More PCB/FPC electrical testing technology analysis
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Crosstalk control of high-speed digital systems
ByGrace December 24, 2024December 21, 2024
Content: Crosstalk is perhaps the most difficult to understand and predict in high frequency circuits, however, it can be controlled and even eliminated. As switching speeds increase, modern digital systems encounter a series of problems, such as signal reflection, delay fading, crosstalk, and electromagnetic compatibility failure. When the switching time of integrated circuits drops to…
Read More Crosstalk control of high-speed digital systems
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Explanation of materials and manufacturing process of FPC soft board
ByGrace December 24, 2024December 23, 2024
FPC is a flexible circuit board, which belongs to a type of PCB circuit board. FPC soft board is widely used, such as FPCC connector, FPC antenna, wireless charging coil array, etc. So what materials are FPC made of? 1.Raw materials (1) Glue material and non-glue material; the copper on the material is divided into…
Read More Explanation of materials and manufacturing process of FPC soft board
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Signal Isolation Technology
ByGrace December 24, 2024December 21, 2024
Signal isolation allows digital or analog signals to be sent without a galvanic connection across the barrier between the transmitter and receiver. This allows the difference between the ground or reference level outside the transmitter and receiver to be as high as several thousand volts and prevents loop currents between different ground potentials that could…
Read More Signal Isolation Technology

Author: Grace

Avoid the pitfalls of PCB design – here are some tips

Current status and development of FPC industry in 2023

About the production process of PCB/FPC blind hole buried hole board

Differences between traditional manual exposure machine, CCD semi-automatic exposure machine and LDI exposure machine

PCB market is nearly 100 billion US dollars, and there is a broad space for domestic investment in packaging substrates and high-end HDI fields

Introduction to the main testing items of FCCL

Important characteristics of non-adhesive flexible board substrate

PCB component layout principles and practical tips

Analysis of the causes of pinholes in the copper plating layer in the copper plating process of printed circuit boards

The key to PCB layout! Teach you to get PCB layout right in one go

Key points of precision graphic transfer technology control

PCB/FPC electrical testing technology analysis

Crosstalk control of high-speed digital systems

Explanation of materials and manufacturing process of FPC soft board

Signal Isolation Technology

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