Category: Electronics
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What to Expect from PCB Assembly Services in China
The importance of printed circuit board (PCB) technology has escalated throughout the years with the integration of the Internet of Things (IoT), wireless interfaces, automation and big data analytics in many applications. The global competitiveness of China in the electronics … Read more
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What are Supercapacitors?
Supercapacitors (double-layer or ultracapacitors) are devices that store extremely large amounts of charge (from 0.022 F to 55 F) much more than a normal capacitor. Their level of energy storage approaches around 1/10 that of a low-density battery. But, … Read more
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Electron/Vacuum Tubes vs. Semiconductor Devices
Electronic circuitry has undergone tremendous changes since the advancement of a triode, a type of electron tube that consists of three elements namely filament, grid and plate. In a triode, the amount of current from the cathode to the plate … Read more
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Fault Protection & Diagnostics in Power ICs using Temperature Sensors
Fault conditions sensing for example, the detection of a short circuit is an integral part of many smart power integrated circuits (ICs)/power ICs. The ability to get temperature sensors in the semiconductor process provides protection and diagnostics as part of … Read more
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Voltage-Controlled Attenuator: Function, Features & Application
Function of a Voltage-Controlled Attenuator The function of a voltage-controlled attenuator is to produce an output signal vo(t) that is a variable fraction of the ac input signal vin(t). The process of reduction of the amplitude … Read more
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Protecting Electronics from Voltage Spikes and Surges
What Is a Clamping Diode? Clamping diodes are essential electronic components found in a wide array of modern circuitry. These specialized semiconductor devices serve a critical role in limiting and regulating voltage levels within electronic systems, shielding sensitive components from … Read more
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The Manufacturing Process Behind 6 Layers PCB Board
PCBs are a vital part of modern electronics, forming the core for links and attachment of electronic components. 6-layer PCBs form part of almost all complex devices like mobiles, computers, and sophisticated industrial equipment. This article discusses manufacturing a 6-layer … Read more
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Three-Phase Diode Bridge Rectifier: Function & Operation
In many high-powered applications, three-phase voltages need to be rectified to give rise to a single DC supply; such rectification can be accomplished using an extension of the bridge rectifier such as the three-phase diode bridge rectifier. Let’s consider the … Read more
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Insulated Gate Bipolar Transistor (IGBT) – Structure, Operation & Applications
IGBT is a voltage controlled device. It has high input impedance like a MOSFET and low on-state conduction losses like a BJT. In other words, this power device combines the voltage control of the MOSFET gate with the superior … Read more
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What are Printed circuit boards (PCBs)?
Introduction Printed Circuit Boards (PCBs) are the important components in electronic devices that offer mechanical support and electrical connections between miscellaneous components. They are made of an insulation substance with a conduct pattern that helps in the stream of electricity. … Read more