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  • Are you looking to stay ahead in the evolving EV landscape?

    Are you looking to stay ahead in the evolving EV landscape?

    Are you looking to stay ahead in the evolving EV landscape? Would you like to understand the critical EMC/EMI considerations for charging equipment?    You have come to the right place. The fast adoption of electric vehicles brings with it an increased demand for charging stations. DOREXS have b...
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  • Design method of EMI filter for power supply

    Design method of EMI filter for power supply EMI filters are required to protect electrical equipment from electromagnetic interference (EMI). Filter design and selection depends on EMI regulations, electrical codes, and other design requirements. In most cases, standard off-the-shelf filters wil...
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  • Principle and Generation of Electromagnetic Interference EMI

    Principle and Generation of Electromagnetic Interference EMI Before describing the principle of electromagnetic interference, we now understand the causes of EMI: 1. Causes of EMI Various forms of electromagnetic interference are the main reasons that affect the compatibility of electronic equip...
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  • What is EMI Electromagnetic Interference

    What is EMI Electromagnetic Interference Background Electromagnetic interference (EMI) is broadly defined as any electrical or magnetic interference that degrades or interferes with the signal integrity or the components and functions of electronic equipment. Electromagnetic interference, includi...
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  • Common Mode Noise Filtering Using Monolithic EMI Filters

    Although common mode chokes are popular, an alternative might be a monolithic EMI filter.When properly laid out, these multilayer ceramic components provide excellent common-mode noise rejection. Many factors increase the amount of “noise” interference that can damage or interfere wit...
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  • Characteristic Index Of Filter

    The characteristic frequency 1) The band cutoff frequency fp=wp/(2p) is the frequency of the boundary point between the pass band and the transition zone, and the signal gain at that point drops to the lower limit of an artificial set...
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  • The Role Of The EMI Filter

    The Role Of The EMI Filter

    What is radio frequency interference (RFI)? RFI refers to an unwanted electromagnetic energy in the frequency range when it is generated in radio communication. The frequency range of the conduction phenomenon ranges from 10kHz to 30M...
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  • Selection Of Various Filters

    Selection Of Various Filters

    According to the characteristics of the interference source, frequency range, voltage and impedance and other parameters and load characteristics of the requirements, the appropriate selection of filters, generally consider: For one, it is required that the electromagnet...
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