Seeking switch power supply model

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whats the diffrence between a inductor with a medal and a normal inductor?

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Power supply KA7805 how to judge good or bad

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What is the difference between online UPS and UPS?

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What does a Inductor do if a Capacitor?

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Laptop adapter voltage battery voltage is not it can be charged to the notebook? Influential?

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When does the laptop power adapter work? Is the power outlet first?

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Laptop power adapter just used will be so hot, how the matter

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ASUS Laptop Power Adapter 19V 4.74A. Use a multimeter to measure how much no load.

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In the experiment, which two ways to obtain DC power supply

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Power adapter plugged into the computer on the flash does not plug the normal light plug in the computer when the electric

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What is the working principle of the power switch?

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What is the order in which the power adapter is connected when the notebook is powered on?

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Inductor and inductor coil is not a concept

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Power dissipated by inductor?

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Switching power supply life is generally how long?

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Notebook plug in the power adapter lights, but can not open the machine

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What is the meaning of the magnetic ring color in the switching power supply?

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If it is 8-pole variable frequency motor, enter the motor nameplate parameters in the inverter input for the 4 pole can?

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Laptop adapter heat

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What is the difference between Switch Mode Power Supply and electronic switch? Where are they?

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DC power supply function is?

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UPS power supply alarm, may be normal power supply, how should deal with?

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Is switching power and transformer the same thing?

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Assume that we set up a circuit with a resistor, a capacitor and an inductor in serial.?

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which device stores energy?

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Is the desktop adapter's power adapter and laptop power adapter common?

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What is the current of the DC regulated power supply?

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Will an inductor in parallel with a speaker?

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The inverter is running independently

3 answer