Fluorinated liquid is a chemical solvent that is colorless and transparent. Perfluorinated liquid has good chemical inertness, electrical insulation properties, thermal conductivity, and unique low surface tension. It is widely used in semiconductor manufacturing plants as a thermal conduction medium. Initially, it was a circuit board cleaning fluid, and its insulating and non flammable inert [...]
PCB circuit board, also known as printed circuit board, is an indispensable basic component in modern electronic devices, carrying the connection and signal transmission tasks between electronic components. Its development process has witnessed the technological innovation and industrial transformation of the electronics industry. This article will review the development history of PCB circuit boards from [...]
With the approaching of typhoon "Gemei", the southeast coastal areas of China are facing the test of strong winds and rainstorm. In such extreme weather conditions, many families are beginning to worry about their air conditioning equipment, especially outdoor air conditioning units. So, how should we protect the outdoor unit and internal circuit board of [...]
In the vast field of the electronic world, PCB circuit boards play a crucial role, and bare copper plates are the core components of PCB circuit boards. So next, the Jieduobang editor will explain the PCB circuit board bare copper plate in detail. Let's take a look together~ PCB circuit board bare copper plate, in [...]
1. Clear and readable text: Ensure that the text on the silk screen is clear and readable, choose appropriate fonts and text sizes for easy recognition during manufacturing and use. 2. Component identification: Indicate the name, model, and value of the component in silk screen printing for easy maintenance and repair. Ensure that the location [...]
The shell is made of metal, with a screw hole in the middle, which is connected to the ground. What are the benefits of connecting a 1M resistor in parallel with 33 1nF capacitors to the ground of the circuit board? If the shell ground is unstable or has static electricity, if it is directly [...]
The application of circuit boards in automobiles is very extensive. Specifically, the application of circuit boards in automobiles includes the following aspects: 1 Control system: The circuit board plays a crucial role in various control systems of the car, such as the engine control unit (ECU), brake system control unit (ABS), air conditioning system control [...]
1. Industry trend: The PCB industry is gradually developing towards high-density, high-speed, multi-layer, and multi-layer composite directions. With the rise of new technologies such as artificial intelligence, the Internet of Things, and 5G, the performance requirements for circuit boards are also increasing. 2. Environmental policies: Due to the increasing awareness of environmental protection, the circuit [...]
Ceramic circuit board is an electronic component carrier with excellent mechanical strength and thermal conductivity, mainly used in electronic devices under harsh environments such as high frequency, high temperature, and high pressure. Its main uses include: 1 Communication equipment: such as RF antennas, microwave modules, wireless sensors, etc; 2. Automotive electronics: such as automotive controllers, [...]
1. Good high temperature resistance: Ceramic circuit boards have a low dielectric constant, so they can withstand high temperature environments and are suitable for high-temperature electronic devices and circuit boards. 2. Strong corrosion resistance: Ceramic circuit boards have excellent corrosion resistance and can operate stably for a long time under harsh environmental conditions. 3. Excellent [...]