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Question

Which side of a diode is positive?


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Solution

1. A diode is a gadget with two terminals.

2. Anode, or the P region of the diode, is on one side, while Cathode, or the N region of the diode, is on the other.

3. The P zone denotes a situation where the concentration of holes exceeds the concentration of electrons. The P region is considered positive.

4. The N region denotes that the concentration of electrons is greater than the concentration of holes. Negative values are assigned to the N area.

5. The following image depicts the above points:


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