Archive

• What is difference between stepper/brush/brushless motors? remember this list

  Archive

  When designing equipment that uses electric motors, it is of course necessary to choose motor that is best suited for job required. This article compares features, performance and characteristics of brushed, stepper and brushless...

  2023-03-18【Archive】

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• Do you know 4 characteristics of Schottky diodes?

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  Foreword The Schottky diode is an important electronic component, because it plays an important role in protection circuit, it is especially indispensable. We all know that when choosing a Schottky diode, it mainly depends on its ...

  2023-03-18【Archive】

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• Perception of a ten-year-old workplace of an old electronics engineer

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  I have been working as an electronics engineer for more than ten years and do not consider myself a promising person. Looking around, I did not see a single promising person! Looking back on my career as an engineer, I am overwhel...

  2023-03-18【Archive】

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• MOS tube drive circuit, how to make MOS tube turn on and off quickly?

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  Regarding design of MOS lamp drive circuit, this article is about how to make MOS lamp turn on and off quickly. It is generally accepted that a MOSFET (MOSFET) is voltage controlled and does not require current control. However, ...

  2023-03-18【Archive】

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• Why always put two 0.1uF and 0.01uF capacitors in the circuit?

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  01 Travel and Split The two concepts of Bypass Capacitor and Decoupling Capacitor are common in circuits, but not easy to understand. To understand these two words, we need to go back to English context. Bypass means driving on ...

  2023-03-18【Archive】

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• What do you know about fuse classification?

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  There are many types of fuses, such as classification by form of protection, range of use, volume, voltage rating, breaking capacity and melting rate. The following is a classification by type, which is divided into: current fuse...

  2023-03-18【Archive】

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• Relay selection skills

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  As for a relay, you may know that it is equivalent to a switch, and principle is actually very simple. But there is still a lot of learning when it is actually used. The following content is explained in detail and I will share it...

  2023-03-18【Archive】

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• Optocoupler and application circuit

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  isolating devices commonly used in electrical engineering include optocouplers, relays, and transformers. An optocoupler is a flow controlled component that uses light as a medium to transmit signals: Electric → Light → Electrici...

  2023-03-18【Archive】

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• How to intelligently prevent positive and negative poles of a power supply from being reversed?

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  Many hardware engineering projects are done on perforated boards, but there is a phenomenon where positive and negative poles of a power supply are accidentally reversed, causing many electronic components to burn out or even dest...

  2023-03-18【Archive】

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• What is difference between surge device, lightning arrester, leakage protection, circuit breaker and circuit breaker? Come and get knowledge

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  Now every household is inseparable from use of electricity, and safety of household appliances is becoming increasingly important for everyone. In order to protect our electrical safety, all kinds of devices have been produced tha...

  2023-03-18【Archive】

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