NewsCenter | Utsource

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  How to use resistors to regulate the output of the power supply and protect it from failure?

  There are various types of power supplies on the market, and the use of various resistors in these power supply designs greatly expands the range of choices. For clarity, the power supply referred to

  2023-04-26 17:45:37

  resistors
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  What is the current of a semiconductor radio? Does a semiconductor radio have radiation on the human body?

  The current of the power supply of a semiconductor radio is about 50mA. Radios can be classified from different angles.According to the received broadcast system, it can be divided into amplitude modu

  2023-04-24 17:24:39

  semiconductor radio
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  This is what electronic components look like when they are cut open

  What does the inside of commonly used electronic components look like? Have you seen it? Today we will take a look at the internal structure of electronic components! Here are cross-sections of 25 com

  2023-04-22 17:19:01
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  What are the advantages of thin film capacitors in handheld devices?

  With the development of technology and the progress of the times, people have a life with electronic products. Many families have electronic products such as smartphones, computers, televisions, refri

  2023-04-20 17:15:39

  thin film capacitors capacitors
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  Are supercapacitors environmentally friendly?

  The development of technology and the times has produced many useful and convenient electronic products. The emergence of these electronic products has not only improved people's lives but also greatl

  2023-04-18 16:50:48

  supercapacitors
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  The role of thermistors in printers

  The printer generates heat when it is working. You can feel that the body of the printer is very hot, and the printed paper is also hot. Why is this? Since the heat roller keeps rotating when the prin

  2023-04-13 15:19:30

  Thermistor
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  The difference between three-terminal regulator and LDO regulator

  1. Three-terminal voltage regulator:The output transistors of a typical three-terminal regulator (also known as a standard regulator) use NPN transistors or N-channel MOSFETs.This type of regulator re

  2023-04-12 15:17:46

  regulator
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  What does the silk screen on the safety capacitor mean?

  Safety capacitors are one of the electronic components widely used in electronic equipment, and are widely used in DC blocking, coupling, bypass, filtering, tuning loops, energy conversion, control ci

  2023-04-11 17:26:29

  capacitor
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  Three working states of the triode

  The triode has three working states: cut-off state, amplification state and saturation state. The working state of the triode used for different purposes is different.1. Transistor cut-off working sta

  2023-04-10 17:21:28

  Transistor
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  Which is more powerful, the Zener diode or the varistor？

  Semiconductor device A semiconductor device is an electronic device whose conductivity is between a good conductor and an insulator. It utilizes the special electrical characteristics of semiconductor

  2023-04-07 17:32:17

  Zener diode varistor
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  Inverting converter

  Invertering converter is a special kind of switching power supply that is rarely used. Its output voltage polarity is opposite to that of the input voltage, and the absolute value of the output voltag

  2023-04-06 17:22:35

  converter Inverting converter
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  What is an H-bridge circuit?

  H-bridge drive circuitA typical DC motor control circuit is shown in Figure 1. The circuit gets its name from "H-bridge drive circuit" because of its shape resembling the letter H. The 4 triodes make

  2023-04-04 13:46:09

  H-bridge
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  What are the general factors that cause the inverter to fail?

  The cause of inverter failure has a lot to do with the production environment, mainly in the following categories:1. Corrosive gas is the cause of inverter failure. There are corrosive gases in the wo

  2023-04-03 17:42:55

  inverter
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  What is the principle of zinc oxide varistor? What are the characteristics?

  Zinc oxide varistors are based on zinc oxide (ZnO), mixed with various metal oxides such as Bi2O3, Co2O3, MnCO3, and are made through multiple processes such as high-temperature sintering, welding, an

  2023-03-31 17:27:30

  Zinc oxide varistors
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  What is the difference between precision resistors and ordinary resistors？

  1. Differences in material propertiesOver a certain temperature range, the tolerance of precision resistors is much smaller than that of ordinary resistors.2. Substantial differencesThe materials used

  2023-03-30 17:21:26

  resistors