Understanding PCB Substrates A PCB substrate is an insulating material that serves as the base for the conductive copper traces and components. It plays a critical role in determining the electrical, thermal, and mechanical characteristics of the PCB. The choice of substrate material depends on factors such as the operating […]
What is a Controlled Impedance PCB? A controlled impedance PCB is a printed circuit board designed to maintain a specific impedance value for the copper traces on the board. This is important for high-speed digital and RF circuits where signal integrity is crucial. By controlling the impedance of the traces, […]
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Introduction to PCB Stack-up Printed Circuit Board (PCB) stack-up refers to the arrangement of copper layers and insulating materials that make up a PCB. A well-designed stack-up ensures proper signal integrity, power distribution, and manufacturability. As the complexity of electronic devices increases, so does the need for multi-layer PCBs. In […]
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Introduction to Schematic Drawing in Eagle Schematic drawing is an essential skill for anyone working with electronic circuits. It allows you to visually represent the components and connections in a circuit, making it easier to design, analyze, and troubleshoot. Eagle is a popular software package used for schematic drawing and […]
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What is SMT Chip Terminal Lifting? SMT (Surface Mount Technology) chip terminal lifting is a common issue encountered in the electronic manufacturing industry. It occurs when one or more of the terminals (legs) of an SMT component, such as a chip resistor or capacitor, loses its connection with the PCB […]
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What is a Chip Capacitor? A chip capacitor, also known as a surface-mounted device (SMD) capacitor, is a small, rectangular-shaped electronic component that is widely used in modern electronic circuits. These capacitors are designed to be directly mounted on the surface of a printed circuit board (PCB) using a soldering […]
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What is Wave soldering? Wave soldering is a bulk soldering process that involves passing a PCB over a wave of molten solder. The molten solder is pumped up through a nozzle, creating a wave that washes over the bottom of the PCB. The components on the PCB are then soldered […]
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Introduction to Wave soldering Wave soldering is a widely used technique for soldering through-hole (PTH) components onto printed circuit boards (PCBs). It involves passing the PCB over a molten solder wave, which creates a reliable electrical and mechanical connection between the component leads and the PCB. Wave soldering has been […]
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Introduction to SMD Welding Surface Mount Device (SMD) welding, also known as Surface Mount Technology (SMT), is a method of attaching electronic components directly onto the surface of a Printed Circuit Board (PCB). This technology has revolutionized the electronics manufacturing industry by enabling the production of smaller, lighter, and more […]
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Introduction to PCB Via A PCB (Printed Circuit Board) via is a small hole drilled through a PCB to allow electrical connections between different layers of the board. Vias are essential components in multi-layer PCBs, enabling the routing of signals and power between layers, thus minimizing the board size and […]