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• How many types of MOS lamp drive circuits are there? I will understand after reading

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  MOS lamps are widely used in switching power supplies due to their low internal conduction resistance and high switching speed. In order to use a MOS lamp effectively, design of its drive circuit is very important. Below are a few...

  2023-10-07【Archive】

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• How to judge saturation of an inductor? After reading these few tips, you will understand in seconds

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  1 Inductor Saturation Causes Intuitively first understand what saturation of an inductor is, as shown in Figure 1. 1: Picture 1 We know that when current passes through coil in fig. 1, coil generates a magnetic field; The mag...

  2023-10-06【Archive】

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• Share 8 circuit diagrams of 100W power amplifier

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  01 100W class D power amplifier circuit Introduce a 100W class D power amplifier circuit made up of conventional components for reference of music lovers. The circuit is shown in Figure 1. Key points when choosing components: Ic1...

  2023-10-05【Archive】

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• 6 unpopular parameters that are often overlooked when choosing a resistor

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  01 Rated power 1/16W (upper right of image above). The current blocked by resistor becomes thermal. A small resistor, if heat is not removed in time, it will overheat and burn out. When designing equipment, it is necessary to ...

  2023-10-04【Archive】

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• 5 surge protection methods, how many do you know?

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  It is estimated that 75% of electronic device failures are due to transients and power surges. Transients and power surges are everywhere. Power grids, lightning strikes, explosions, and even people walking on carpets generate ele...

  2023-10-03【Archive】

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• MOS Lamp Drive Circuit Design Details Engineers Should Know

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  It is generally accepted that MOSFETs are voltage controlled and do not require any drive current. However, there is junction capacitance between G and S stages of MOSFET, and this capacitance will make driving MOSFET not so easy....

  2023-10-02【Archive】

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• What are commonly used circuit protection components?

  Electronic circuits are easily damaged by overvoltage, overcurrent, power surges, etc. With development of technology, electronic circuit products are becoming more diverse and complex, and circuit protection is becoming more impo...

  2023-10-01【Archive】

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• A collection of basic schematic diagrams of power supplies, an indispensable book for engineers.

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  This article collects classic circuit diagram materials related to Regulated Power Supplies, DC Converter Power Supplies, Switching Power Supplies, Charging Circuits, and DC Power Supplies, providing engineers with the latest and ...

  2023-09-30【Archive】

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• Practical Skills: Explain steps of circuit board puzzle in detail.

  As name suggests, so-called puzzle is all about putting several boards together, so why are you putting them together to ship? What are benefits of shipping a jigsaw? Basically it's 2 points: 1. Because some PCBs are too small, i...

  2023-09-29【Archive】

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• As for negative feedback amplifier circuit, you need to know these

  1 Improved zoom stability After introducing negative feedback, improvement in gain stability of an amplifier circuit is usually measured by relative change. Because: So, derivative: That is: 2 Nonlinear Distortion Reduction and ...

  2023-09-28【Archive】

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