Compreender as gotas de lágrima PCB: Um guia completo

placa de circuito impresso

Understanding PCB Teardrops: A Comprehensive Guide What are PCB Teardrops? PCB teardrops are small, teardrop-shaped enlargements at the junction where a track (or trace) meets a pad or via on a circuit board (see Figure 1). These are not randomly placed but are carefully designed to enhance the physical and electrical connection between these components. […]

O que são PCB Gold Fingers?

PCB Dedos de ouro

What is PCB Gold Finger? Printed Circuit Boards (PCBs) are the backbone of most electronic devices, connecting components with a series of electrical paths. One crucial but often overlooked component is the PCB Gold Finger. These gold-plated connectors play a vital role in ensuring reliable and efficient connections between the PCB and other components. The […]

Porque é que as placas de circuitos impressos são verdes?

placa de circuito impresso

Why are Printed Circuit Boards Green? Printed Circuit Boards (PCBs) are the unsung heroes of the modern electronics industry. They play a vital role in almost every electronic device we use today, from smartphones to laptops, and even the most complex supercomputers. But have you ever wondered why PCBs are typically green in color?  It’s […]

O que é o PCB de cavidade?

placa de circuito impresso com cavidades

What is Cavity PCB? Printed Circuit Boards (PCBs) are the foundation of electronic devices, providing a platform for components to be connected and integrated. Cavity PCBs, also known as recessed PCBs, refer to a specific type of PCB design that incorporates cavities or cutouts that do not completely penetrate the board. These cavities create recessed […]

O que são furos de montagem?

Furos de montagem com Vias

What are Mounting Holes?  Understanding Mounting Holes in PCBs Mounting holes are a fundamental aspect of printed circuit boards (PCBs). They are drilled through the PCB to facilitate mounting the board to a chassis or enclosure. These holes are typically larger than other holes on the PCB and are strategically located, often at the board’s […]

O que é uma PCB Backplane?

Placa de circuito impresso do painel traseiro

What is a Backplane PCB?   A backplane PCB (Printed Circuit Board) is a crucial component in modern electronics, acting as the backbone for connecting multiple electronic devices within a system. Its primary function is to provide a central interface, facilitating communication and data transfer among various components or subsystems. Design and Architecture Backplane PCBs […]

Tudo o que precisa de saber sobre Vias de costura

Vias de costura

Everything You Need to Know About Stitching Vias When it comes to designing printed circuit boards (PCBs), one essential concept to understand is stitching vias. These tiny holes play a crucial role in ensuring your PCB works correctly.  In this article, we’ll cover everything you need to know about stitching vias, from what they are […]

O que é o Tombstone PCB? Explorando o defeito de fabrico comum

Lápide de PCB

What is PCB Tombstone? When it comes to electronic devices and circuit boards, precision and reliability are paramount. Any deviation from perfection in the manufacturing process can lead to performance issues or even complete system failure. One such manufacturing defect that can plague printed circuit boards (PCBs) is known as “PCB Tombstone.” In this article, […]

O que são os reforços para PCB?

Reforços para PCB

What Are PCB Stiffeners? PCB stiffeners act as additional components applied to circuit boards, which aren’t part of the core PCB design. They play vital roles in bolstering particular regions of the PCB and streamlining the board’s handling process. Stiffeners bolster the robustness of PCBs to combat various operational and manufacturing difficulties. In instances involving […]

O que é o teste em circuito (ICT)?

Teste em circuito

What is In-Circuit Testing (ICT)? In-Circuit Testing (ICT) is a pivotal method for ensuring the functionality of electronic components and connections on printed circuit boards (PCBs) early in the production process. ICT employs specialized testing machinery with probes to measure parameters like resistance, capacitance, and inductance, as well as detect shorts. It verifies correct component […]