Loko – Engineering Technical – Wellcircuits
Loko is battery operated GPS tracker that can send navigation data to its receiver via peer-to-peer LoRa radio Based on radio communication Loko doesnt require a sim-card or monthly fee It can wor
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A Standalone Full-Bridge DC Motor Driver – Advanced Technology Overview – Wellcircuits
By Hesam Moshiri info BaoCopyright Attribution NonCommercial NoDerives CC BY-NC-NDThe Full-Bridge H-Bridge is the most popular driver circuit to control brushed DC motors The main advantage
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220V AC to 12V DC 18W Switching Power Supply – Technical Overview – Wellcircuits
By Hesam Moshiri info BaoFlyback is the most common circuit topology to build galvanically isolated AC to DC or DC to DC converters Flyback circuit is cheap and relatively easy to manufacture ther
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Understanding Embedded Resistor and Embedded Capacitor Processes – PCB Fundamental Insights – Wellcircuits
In typical scenarios resistors and capacitors on a PCB are directly soldered onto the board surface However the embedded resistor and embedded capacitor process involve embedding resistors and capa
Types and Identification Methods of Varistors: PCB Basics – Wellcircuits
Varistors are commonly employed in circuits for overvoltage protection such as shielding electronic components from damage caused by excessive voltage When the voltage in the circuit exceeds a prede
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Understanding QFN Package PCB: Essential PCB Knowledge and Fundamentals – Wellcircuits
The purpose of packageICs unlike resistors and capacitors require a higher level of protection electrical connections and heat dissipation To meet these needs IC packages serve a crucial role T
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Relays – Part 2: Types of Relays and PCB Considerations
ElevatorA good engineer would like to control the switching and protection of the electrical circuit One of the basic components to use in such functions is the relay and for this article we will i
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Technology in the electroplating of PCB circuit boards
Modern PCB surface treatment technology combines traditional plating methods with advancements in materials science and engineering to enhance properties like conductivity, heat resistance, and wear resistance, while ensuring compatibility with substrate materials and the feasibility, controllability, and detectability of the coating process for high-quality, efficient manufacturing.
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Master techniques for minimizing harmonic distortion in PCB design.
The text discusses how nonlinearity in PCB design, particularly due to ground current paths and bypass capacitor placement, causes signal distortion in amplifiers, emphasizing the importance of spatially linear current paths to reduce distortion.
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The smaller the PCB area, the greater the power density.
The revised text explains the process of adding through-hole connections to a PCB, focusing on the impact on thermal resistance and the importance of vias in improving heat dissipation and power density on compact PCBs, with calculations for thermal resistance based on via dimensions and material properties.
The smaller the PCB area, the greater the power density. Read More »