Dec 31 2019
Ⅰ OverviewThyristor, commonly known as silicon controlled rectifier(SCR), its normative term is reverse blocking three-terminal thyristor. Thyristors are high-power semiconductor devices that have both switching and rectifying functions, and are used in various circuits such as controllable rec
Dec 31 2019
I IntroductionLaser sensor is a kind of sensor which uses laser technology to measure. It is generally composed of laser, optical parts and photoelectric devices. It can convert the measured physical parameters (such as length, flow, speed, etc.) into optical signals, and then use photoelectric conv
Dec 31 2019
Ⅰ Selection of ThyristorCommonly used thyristors include unidirectional thyristors, TRIAC, and turn-off thyristors, etc., which should be selected reasonably according to the needs of the circuit.— Unidirectional thyristorThe unidirectional thyristor is characterized in that the current can onl
Dec 30 2019
Ⅰ PCB Materials1. Copper Clad Laminate（referred to as CCL, or sheet material）· Tg: Glass Transition Temperature, which is the temperature at which glassy substances are transformed between glassy and highly elastic (usually softened). In the PCB industry, this glassy substance is generally refe
Dec 28 2019
Ⅰ IntroductionAn operational amplifier, or op-amp for short, is fundamentally a voltage amplifying device designed to be used with external feedback components such as resistors and capacitors between its output and input terminals. Learn more about the most common characteristics, essential
Dec 24 2019
Ⅰ. IntroductionAs we all know, capacitors have always played a very important role in electronic circuits. They are responsible for the coupling of signals in electronic circuits, the differentiation of volt ampere characteristics in RC circuits, such as integration, the "channel" in oscil
Dec 20 2019
Ⅰ IntroductionLithium batteries are a type of batteries that use lithium metal or lithium alloy as the cathode material, and use a non-aqueous electrolyte solution. Lithium battery is an ambiguous term. In 1912, lithium metal batteries were first proposed and studied by Gilbert N. Lew
Dec 14 2019
Ⅰ IntroductionIn recent years, with the rapid development of the internet of things (IOT) and electronic technologies, embedded devices such as mobile phones, smart watches, and sports bracelets have become important elements of cloud computing, IOT, and big data analytics. Embedded termin
Dec 6 2019
Ⅰ. Filter DefinitionIn electronics, a filter (signal processing) is a kind of devices or process that removes some unwanted components or features from a signal. Filtering is a class of signal processing, the defining feature of filters being the complete or partial suppression of some aspect o
Dec 3 2019
1. IntroductionThe development speed of smart phone technology is unimaginable, which includes sensor technology. Sensors in mobile phones have the ability to make a big difference in our way of life.Sensors in mobile phones refer to those components that can be sensed by chips, such as respons
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