Feb 22 2020

What is a Light Sensor?

Catalog I Introduction II Definition  2.1 Definition of Sensor  2.2 Definition of the Light Sensor III Spectrum and Photometric Physical Quantity 3.1 Spectrum 3.2 Photometric Physical Quantities 3.3 MID Display's Perception of Backlight Brightness Under Diff...

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Feb 19 2020

What Can LED Light Therapy Do?

CatalogI IntroductionII What is LEDIII The Development of Photo-therapy and LED Light therapyIV LED Light Therapy Principles4.1 Red light4.2 Blue Light4.3 Purple Light4.4 Green Light (560nm)V Application of LED Light Therapy 5.1 Beauty Products of LED Light Therapy  5.1.1 LED Face Mas...

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Feb 11 2020

What is Optoelectronic Oscillator(OEO)?

CategoryI IntroductionII Development Background2.1 Limitations of Microwave Oscillators2.2 Origin of OEOIII Working Principle of OEO3.1 The basic structure of OEO3.2 Principle-based improvement direction(1) Phase noise(2) Side mode suppression(3) Frequency stability(4) Working frequen...

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Jan 17 2020

What Is A Flyback Diode or Freewheeling Diode and It's Applications

CategoryⅠ. IntroductionⅡ. DesignⅢ. How It Works?Ⅳ. SelectionⅤ. ApplicationsSummaryIn Forward Switching Power SupplyIn Converter TechnologyIn Unidirectional Half Wave Silicon Control Rectifier CircuitIn BUCK CircuitⅥ. Something Has to CareⅠ. IntroductionFlyback Diodes, which are also known ...

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Jan 16 2020

Research and Application of Electronic Ballast Circuit Diagram

CategoryⅠ IntroductionⅡ Electronic Ballast Circuit Diagram Research Application 2.1 Overview 2.2 Circuit Structure of High Performance Electronic Ballast       2.2.1 Power Factor Correction Circuit       2.2.2 Inverter Circuit2.2.3 Lam...

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Jan 11 2020

Transient Voltage Suppressor Tutorial and Applications

Ⅰ. IntroductionIn electronics, the transient interference of voltage and current source is the main cause of damage to circuits and equipment, and it often causes immeasurable losses to the society. These disturbances usually come from the  the starting and stopping operation of power equi...

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Dec 31 2019

Principle, Characteristics and Main Parameter of Thyristor

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...

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Dec 31 2019

The Function And Principle Of Laser Sensor

Ⅰ. IntroductionLaser technology and laser is one of the most important science and technology in the 1960s. It has the characteristics of strong direction, high brightness and good monochromaticity. It is widely used in industrial and agricultural production, national defense and military, medical a...

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Dec 31 2019

Selection, Replacement and Detection of Thyristor

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...

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Dec 30 2019

Basic Knowledge of PCB

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...

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