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What are the differences between PCB metallized holes and through holes?

PCB (printed circuit board) is an indispensable component in electronic equipment, which connects electronic components through conductive lines and connecting points. In the PCB design and manufacturing process, metallized holes and through holes are two common types of holes, and they each have... Read More

Analysis of surface treatment processes in PCB production

In the PCB production process, the surface treatment process is a very important step. It not only affects the appearance of the PCB, but is also directly related to the functionality, reliability and durability of the PCB. The surface treatment process can provide a protective layer to prevent c... Read More

Multi-layer PCB Applications and Benefits

The advent of multi-layer PCBs Historically, printed circuit boards were primarily characterized by their single or double-layered structure, which imposed constraints on their suitability for high-frequency applications owing to signal deterioration and electromagnetic interference (EMI). Nevert... Read More

What are PCB Test points?

A test point in a PCB is an exposed copper pad that can be used to check whether a circuit is functioning to specification. During production, users can inject test signals via probes through the test points to detect potential issues. The test signals output determines if a given signal is low/h... Read More

Brief analysis of RF PCB wiring rules

Radio frequency (RF) PCB wiring rules are one of the key factors in ensuring the performance of wireless communication devices. In high-frequency signal design, PCB wiring not only carries current, but also has a significant impact on the integrity and quality of the signal. The following is a br... Read More

What is FR-5 in PCB Manufacturing?

Flame retardant substrate materials serve as vital components in mitigating fire hazards and ensuring the durability of electronic devices. Among these materials, FR-5, known as Flame Retardant 5, emerges as a groundbreaking solution, showcasing advancements in fire resistance, mechanical propert... Read More

Why do so many PCB designers choose laying copper?

After all the design content of the PCB is designed, it usually carries out the key step of the last step – laying copper. So why make the laying copper at the end? Can’t you just lay it down? For PCB, the role of copper paving is quite many, such as reducing the ground impedance... Read More

Customized PCB boards: the key to improving product competitiveness

Customized PCB board is one of the core components of electronic products. Its design and manufacturing quality directly affect the performance, reliability and cost-effectiveness of the product. Let’s talk about how customized PCB boards become a key factor in improving product competitiveness. ... Read More

Circuit board common four quality problems

In the increasingly fierce market competition, the circuit board manufacturers are trying to reduce costs to get a greater market share, in the pursuit of cost reduction at the same time, often ignore the quality of the circuit board. In order to let customers have a deeper understanding of this ... Read More

What is Wire Bonding？

Wore Bonding is a method of connecting metal leads to the pad, that is, a technique of connecting internal and external chips. Structurally, the metal leads act as a bridge between the chip’s pad (primary bonding) and the carrier pad (secondary bonding). In the early days, lead frames were ... Read More

Industrial PCB manufacturers

Industrial PCB manufacturing is an industry that places high demands on precision, reliability and durability. Among many manufacturers, evaluating the technical level and production capacity of an industrial-grade PCB manufacturer is the key to ensuring product quality and meeting industrial nee... Read More

The Influence of roughness of PCB gold finger gilding process and acceptable quality level

In the precision construction of modern electronic devices, the PCB printed circuit board plays a central role, and the Gold Finger, as a key part of the high-reliability connection, its surface quality directly affects the performance and service life of the board. Gold finger refers to the gold... Read More
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