The above simulation is based on a circuit that actually works. The transistor uses C1815(general-purpose NPN switching transistor). The resistance connected to the base is 100kΩ, and the resistance connected to the…
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Diode Diodes are electronic components that pass current in only one direction.The direction in which current can flow through the diode is called ‘forward’, and the direction in which current cannot flow…
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LED LEDs are electronic devices that emit photons. LEDs have higher efficiency and longer life than bulbs. Basically, LEDs have a structure like a p-n junction diode. The p-n junction diode is…
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Transistor There are so many switches in your computer. It is not a hand-push switch that we commonly use. It is a switch operated by electrical signals. The computer counts numbers as…
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Energy band and energy gap According to Niels Bohr’s atomic model, electrons in the atoms do not have a continuous energy. Electrons can only have a certain set of energy. This is…
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A diode is an electronic component that conducts current primarily in one direction. It has low resistance in one direction, and high resistance in the other. A diode is made by joining…
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