Archive
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Analysis and comparison of 6 most commonly used DC power supply circuits
ArchiveIn DC circuits, many applications require not only a DC source with zero output resistance, but also a DC source with infinite input resistance. Below are a few unipolar DC circuits: Type 1 Opportunities. High precision opera...
2023-03-20【Archive】
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Four Magic DMM Methods You Should Know
Archive01 Determining if a circuit or device is charged The AC voltage digital block is very sensitive, even if there is a small induced voltage around it, it can be displayed. For this feature, it can be used as a test pencil. The usage...
2023-03-19【Archive】
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Why do diodes conduct electricity in one direction? understand in seconds
ArchiveA diode is a very commonly used component in electronic circuits. It has characteristics of forward conduction and reverse cutoff. Apply a positive voltage to positive terminal (positive pole) of diode and a negative voltage to n...
2023-03-19【Archive】
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Senior engineer summarizes 10 methods for complex circuit analysis
ArchiveA prerequisite for solving a problem with a circuit is correct definition of circuit and determination of relationships between various parts. For more complex circuits, original circuit must be reduced to an equivalent circuit fo...
2023-03-18【Archive】
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Summary: Efficient Use of Decoupling Capacitors
ArchiveThe main points of effective use of decoupling capacitors can be roughly divided into following two types. In addition, a few more points should be noted. 01 Use multiple decoupling capacitors One effective way to use decoupling ...
2023-03-18【Archive】
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step-down capacitor pay attention to these six points, do not need to worry about circuit analysis
Archive1. Select appropriate capacitor according to load current and AC operating frequency, not load voltage and power. 2. Current-limiting capacitors must use non-polar capacitors and electrolytic capacitors must not be used. And with...
2023-03-18【Archive】
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Resistors Secret - Resistor Parameters You Should Know
ArchiveA resistor is a common component, but there are unusual ways. Today, after almost ten years of designing electronic devices, I, a little electrician, have realized some truths, and I will share them with you here. There are many ...
2023-03-18【Archive】
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You can't think about it, can you? A small resistor can be great too
ArchiveThe resistor is a normal component, but it has unusual paths. There are many options for resistors. Usually, we only need to pay attention to value, accuracy and power rating. These three indicators are suitable. It's true that i...
2023-03-18【Archive】
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Three circuit diagrams to teach you how to understand how a buck RC works
ArchiveThe principle of operation of a capacitive buck converter is not complicated. The principle of operation of an RC buck converter is to use capacitive reactance generated by a capacitor at a certain frequency of an AC signal to lim...
2023-03-18【Archive】
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What determines frequency of a crystal oscillator?
ArchiveWe only know that crystal oscillator is a frequency component, and there may be very few people who divide crystal oscillator into a fundamental crystal oscillator and an overtone crystal oscillator. So, what is a fundamental freq...
2023-03-18【Archive】
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