Sep 18 2019

Typical Diode Characteristics and It’s V-A Curve

IntroductionA diode is a two-terminal device with unidirectional conduction. There are electronic diodes and crystal diodes. Most common and commonly used are crystal diodes. The unidirectional conduction characteristics of diodes are used in almost all electronic circuits, and it plays an impo...

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Sep 17 2019

Basic Vacuum Tube Structure

IntroductionAn electron tube is an electronic device that generates current conduction in a hermetic closed  glass container, and utilizes an electric field to attract electrons in a vacuum to obtain signal amplification or oscillation.That is, a cathode electron-emitting portion, a c...

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Sep 9 2019

Classification of Temperature Sensor and Application

Introduction:Temperature, as one of the seven basic quantities of the international unit system, is a variety of sensors for measuring temperature. The temperature sensor is the core part of the temperature measuring instrument. In a word, the temperature sensor is a sensor that can sense tempe...

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Sep 7 2019

What is Vacuum Tube? Basic Structure and Types

 Catalog Article Core IntroductionHistory1) Based on Specific RequirementVacuum TubeNoteAdvantages and Disadvantages2) Based on Specific Circuit ParametersTerminologyVacuum Tube Gate (Grid)TypesApplication AttentionsVacuum Tube CathodeVacuum Tube AnodeSelectionExpand Service Life ...

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Sep 2 2019

How To Measure Ground Resistance?

I Introduction Ground resistance testing methods are usually the following: two-line method, three-line method, four-line method, single-clamp method and double-clamp method. Each has its own characteristics. In actual test, we have to choose the correct testing method to make the test results accu...

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Aug 30 2019

Analysis of Silicon Controlled Rectifier Circuit Diagram

Catalog Article CoreSilicon Controlled RectifierⅠIntroductionⅡ Simple One-way SCR Touch Switching Circuit with 12V      Ⅲ 13 Cases of Silicon Controlled Rectifier Circuit3.1 Socket with Adjustable Voltage3.2 Simple Mixing Dimmer3.3 Vacuum Cleaner&nbs...

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Aug 30 2019

Types of Batteries and Battery Capacity

CatalogⅠArticle CoreElectromotive Force (EMF)Charge and Discharge RateLithium BatteryGermany DIN Standard BatteryMemory EffectElectric BatteryRated CapacityLifeⅦBattery TypesAmerica BCI Standard BatteryErase MemoryⅡTerminologyRated VoltageSelf-Discharge RateTypes IntroductionⅨNational StandardsBatte...

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Aug 26 2019

Basic Informantion of A Varistor | Definition,Types,Parameters,Function

Warm hints: This article contains about 3206 words and reading time is about 10 mins. Article Core Varistor Purpose Introduce what is the Varistor and its parameters are Application Semiconductor industry Keywords Resistor   Ca...

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Aug 24 2019

Schottky Diode Characteristics and Its Applications

  Catalogue  Article CoreSchottky DiodeTerminologyPrincipleAdvantagesDisadvantagesStructurePackageTechnique Parameters1) On-voltage Drop VF2) Reverse Saturation Leakage Current IR3) Rated Current IF4) Surge Current IFSM5) Reverse Peak voltage VRM6) DC Rev...

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Aug 20 2019

Constitution and Applications of 555 Timer

I Introduction555 timer is a medium-sized integrated circuit that combines analog functions and logic functions. For there are three resistors of 5 kΩ in the integrated circuit, it is named as 555 timer. 555 timer has low cost and reliable performance. It only needs several external resistors a...

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