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  • The difference between variable frequency power supply and power supply

    The difference between variable frequency power supply and power supply

    1.Difference between variable frequency power supply and power supply – Purpose Frequency conversion power supply by changing the output power voltage and frequency, and provide a pure stable power supply, for the use of the load, and the frequency converter is by changing the frequency and voltage,... read more

    Jan 16,2021 News
  • What is the standard for UL power cord

    What is the standard for UL power cord

    UL power cord plug: 120V 50/60Hz divided into two core wire, three core wire and polar, non-polar, the United States of America power supply plug copper sheet must have a rubber cover;Two - core printed wire represents the wire;The big polarity pin is zero line, the small pin is fire line (power lin... read more

    Jan 09,2021 News
  • Advantages of Switching Power Supply

    Advantages of Switching Power Supply

    1. Low power consumption and high efficiency. In the switching power supply circuit, under the excitation of the excitation signal, the transistor V works alternately in the on-off and off-on switching states. The switching speed is very fast, and the frequency is generally about 50kHz. In some tech... read more

    Dec 30,2020 News
  • Share characteristics of switching power supply and power adapter

    Share characteristics of switching power supply and power adapter

    With the rapid development of modern technology, more types of power adapters and switching power supplies continue to appear, but no matter the size and shape of power adapters or switching power supplies differ, their internal structure and characteristics generally do not change much.The followin... read more

    Dec 26,2020 News
  • Good decides the safety of power switching power supply

    Good decides the safety of power switching power supply

    Switching power supply is a power supply is widely used in recent years, it has small volume, light weight, low energy consumption and convenient use, widely used in all kinds of electronic products. But as a result of switching power supply control circuit is more complex, the output ripple voltage... read more

    Dec 18,2020 News
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