技术新闻

  • The reason why there is no copper in the hole of the multilayer circuit board and the improvement measures that have to be understood

    1. Drilling dust plug holes or thick holes. 2. There are bubbles in the potion when the copper is sinking, and the copper is not sinking in the hole. 3. There is circuit ink in the hole, the protective layer is not electrically connected, and there is no copper in the hole after etching. 4. The a...
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  • What is the characteristic impedance in a PCB? How to solve the impedance problem?

    With the upgrading of customer products, it gradually develops towards the direction of intelligence, so the requirements for PCB board impedance are becoming more and more stringent, which also promotes the continuous maturity of impedance design technology. Now the editor summarizes the impedan...
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  • How to choose LED PCB Base Plate

    How to choose LED PCB Base Plate

    Most of the LED PCB bases are aluminum-substrate, but as LED lighting requires more and more brightness and longer shelf life, ceramic PCB base plates for LED merge. Which type of LED PCB plate is better? We will introduce different LED base PCBs and make comparison of them. Types of LED PCB Base...
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  • The importance of PCBA in cleaning procedure

    The importance of PCBA in cleaning procedure

    “Cleaning” is a necessary process in almost every chemical process of PCBA manufacturing industry. PCBA cleaning is usually the key procedure by following the chemical process, but it is often regarded as a procedure that needs little attention. However, the problem caused by ineffective cleaning...
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  • What is Custom Plastic Enclosure?

    What is Custom Plastic Enclosure?

    Custom Plastic Electrical Enclosures are containers that can be shaped in all kind of ways with some created to be generic and to fit everything needed inside while others are created to be for specific objects. Custom Plastic enclosures are made to be waterproof and air proof to protect usually ...
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  • How to Choose, Store, and Use Solder Paste for Assembly

    How to Choose, Store, and Use Solder Paste for Assembly

    In electronics, solder for PCB is a substance used to join two or more components. Similarly, a solder paste has the same function, except that it is used in PCBs instead of the traditional copper boards, and it is in the form of a paste, which gives it some different properties. Solder paste con...
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  • What is PCB baking in SMT Line?

    What is PCB baking in SMT Line? The procedure for PCB baking is actually quite troublesome. When baking, the original packaging must be removed before it can be put into the oven and then baked at a temperature of more than 100℃, but the temperature should not be too high to cause excessive expan...
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  • PCB Schematics VS PCB Designs

    When talking about printed circuit boards, the terms “PCB schematics” and “PCB designs” are used frequently and interchangeably, but they actually refer to different things. Understanding how they differ is a key to successfully making one, so to help you do that, we’re going to break down the ke...
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  • PCB板设计:完美布局的最佳指南

    了解印刷电路板(PCB)是2021年计算的基本方面。如果您希望建造能正常运行的计算机或其他电子设备,则需要习惯这些绿板以及它们的工作方式。但是,在创建PCB时,该过程并不那么简单。
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  • 什么是柔性PCB加强板?

    有时有必要使用加强筋来加固柔性电路板或FPC的某些部分。PCB加强板用于使板的特定部分变硬,因此可以更轻松地在较硬的部分添加/焊接互连或组件。PCB加强板不是电气零件。
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  • Ultimate Guide to PCB Reflow

    Ultimate Guide to PCB Reflow

    What is reflow soldering? After a solder paste is used to attach thousands of tiny electrical components to their contact pads, the entire assembly is sent to a controlled heat. Air or nitrogen is heated to a high enough temperature and then blown to the assembly, and the solder on both sides of ...
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  • 通孔与表面贴装

    近年来,随着对更大功能,更小尺寸和更多用途的需求的增长,半导体封装已经发展。现代的PCBA设计有两种将组件安装到PCB上的主要方法:通孔安装和表面安装。深圳PCBA OEM制造商与...
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