The drilled hole tolerance of a pcb board is the tolerance between the diameter of the holes or slots drilled or milled during the PCB manufacturing process and the design

Flip chip packaging technology, also known as FC packaging technology, is an advanced integrated circuit packaging technology. In traditional packaging technology, the chip is encapsulated at the bottom and connected

Electrostatic spray coat is the use of high-voltage electrostatic field to make negatively charged paint particles along the electric field in the opposite direction of the directional movement, and will

Thermal board,as a kind of thermal isolation material, its main function is to block the transfer of heat and ensure the effective isolation of heat energy. In the fields of

Flex PCBA refers to printed circuit boards and their assembly technology made of flexible materials. This kind of circuit board is characterized by high wiring density, light weight and thin

Electrical Contact Pad is a conductive area on a PCB (Printed Circuit Board) used to connect electronic component pins or wires. The pad is usually made of copper and is

PCB, the Chinese name for the printed circuit board, also known as printed circuit boards, is an important electronic component, is the support body of electronic components, is the carrier

What is fct? It refers to a test method that provides a simulated operating environment (excitation and load) for a test target board (UUT: Unit Under Test) to operate in

In the world of electronics, the circuit board is the bridge between the various electronic components and the basis for realizing the function of the circuit. For electronics hobbyists, innovators

PCB is the abbreviation of Printed Circuit Board. Also known as printed circuit board or printed circuit board. it is called a “printed” circuit board because it is made using

In the field of electronic design, PCB layout is a crucial part. For beginners, how to quickly and accurately complete the PCB board layout is a major challenge. Fortunately, there

Wave soldering refers to the molten brazing material, by electric pump or electromagnetic pump jet into the design requirements of the solder crest, can also be formed by injecting nitrogen

The dielectric constant is an indicator of a material’s capacitive properties in an electric field, and it measures a material’s ability to store charge in an electric field. For PCB

Flux is a chemical substance that removes oxides or other contaminants from the surface of the PCB, the solder itself, wets the metal surface to be soldered, protects the metal

Soldering cold joint is due to circuit board SMT processing in the reflow soldering process, the solder at the solder does not reach its melting point temperature or welding heat

PCB thickness generally refers to the total thickness of the entire board,including the substrate (e.g., FR-4, etc.) and the thickness of the copper foil on two or more sides. The

A pcb board connector is a connection system mounted on a printed circuit board.PCB connectors are typically used to transfer signals or power from one PCB to another, or from

PCB circuit board is an indispensable component of modern electronic equipment. It is based on strong fiberglass and coated with one or more thin layers of copper foil to connect

Wafer testing is for each grain on the wafer for needle test, in the detection head mounted on a gold wire made of fine as a hair of the probe,

Single point grounding means that there is only one physical point in the entire circuit system that is defined as the ground reference point, and all other points that need

To build passive power factor correction (PFC) circuits, we have traditionally relied on passive components such as capacitors and inductors to extend the current conduction angle and smooth the pulse

“370 hr” is a common PCB material type, which is a high-performance epoxy resin matrix commonly used to manufacture electronic equipment that requires high-temperature and high-frequency performance, such as high-speed

Splicing boards is the process of laying out multiple circuit boards on a single large size board to form an overall board assembly. The purpose of it is to maximize

VCC is a common term in circuits that means positive supply voltage. In digital or analog circuits, developers often need a widely available power supply to ensure that the circuit