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Updated: 2022-03-17
Views: 7699

Patch LED's precautions Patch LED, also called patch -type LED, is a simple light. Its light emitting principle is that the current is over -the -LE semiconductor, and excess energy will be released through the combination of electron and holes in the form of light to achieve the lighting effect. 1. Clean, do not use u……

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What are the applications in the principle of diode?

Updated: 2022-03-17
Views: 8711

What are the applications in the principle of diode? As we all know, the diode has the characteristics of unidirectional dynamics and can be applied to these fields: 1. Rectifiers and rectifier diode are mainly used for rectifier circuits, that is, converting AC power to DC, the pulsating rectifier diode Its operating ……

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Principles and introduction of diode

Updated: 2022-03-17
Views: 7781

The principle of diode and introduction of the principle of diodes is that when the forward voltage bias is generated, the external electrical field and the self -built electric field are mutually suppressing and eliminated, increasing the diffusion current of the carrier, causing positive current, thereby conducting e……

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The use of diode

Updated: 2022-03-17
Views: 7732

The use of diode is used in parallel and half of the two -pole two diodes of each two -pole circuit, each of which is connected by one -third of the total current of the circuit. In short, there are several diode parallel, "the current flowing through each diode is equal to one -third of the total current. However It w……

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The application scope of the LED light -emitting diode

Updated: 2022-03-17
Views: 6801

The indicator light of electronic products. 1. As long as the circuit is connected to 220V/50Hz AC power cord, the LED will light up, indicating that the power supply is connected. The resistance value of the current limit resistance R is 220V/if. 2. AC switch indicator Lights incandescent lamp switch indicator light c……

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What is the diodes of the patch?

Updated: 2022-03-17
Views: 7580

What is the diodes of the patch? It is an electronic device with one -way conduction current. There is a PN knot and two lead terminals in the semiconductor diode. This electronic device is converted in one -way current according to the direction of applying voltage. Generally speaking, the diode of the patch is a P-N ……

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Working principle of field effect tube

Updated: 2022-03-17
Views: 7989

The working principle of the field effect tube field effect tube is a field effect transistor. A small number of thermal conductors of the carrier are also called multi -polar crystalline tube. It belongs to the pressure control semi -ultra -conductor parts. It has the advantages of high output resistance (10^8 ~ 10^9Ω……

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Is there any difference between field effect tube and MOS tube?

Updated: 2022-03-17
Views: 7910

Is there any difference between field effect tube and MOS tube? The field effect tube is generally divided into MOS field effect tube and knot field effect tube. At present, the MOS field effect tube is mainly used, commonly known as MOS tube. MOS is the abbreviation of metal-oxide-semiconductor, that is, grid-silicon-……

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What is the role of the triode?

Updated: 2022-03-17
Views: 8712

What is the role of the triode? Product quality inspection: (1) Measure polar resistance. Put the multimeter in R \\u0026 Times; 100 or R \\u0026 Times; 1K, and test it according to the six different connections of the two tablets of red and black. Among them, the positive resistance value of the transmitted knotted an……

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Why is MOS tube easy to heat up?

Updated: 2022-03-17
Views: 7312

Why is MOS tube easy to heat up? When designing a power supply or driving circuit, it is inevitable to use FET, which is commonly known as MOS transistor. There are many types of MOS tubes and many functions. Using power or driver, of course, use its switching function. Next, let's take a look at the five key technolog……

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Basic Introduction of Siko Micro Switch Power Supply Top Tortue Composition (5)

Updated: 2022-03-17
Views: 8013

It is important to choose topology to be appropriate to familiarize the advantages and disadvantages of different topology. The wrong choice will make the diet design destined to fail from the beginning. The switching power supply topology structure is roughly summarized as about 14 types, and the other power switching……

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Introduction of Sarki WeChat on the topic of basic switching power supply topics (4)

Updated: 2022-03-17
Views: 7736

The topology composition of the switching power supply on the market is diverse, but it is not difficult to find out after summing up. In fact, there are only 14 kinds of combinations or deformation of these 14 types Share the topology diagram of the two switching power supply. 1. Forward positive excitement features: ……

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