What is meant by diode?


in electronics, diode two-terminal electronic component asymmetric transfer characteristic, low (ideally zero) resistance current flow in 1 direction, , high (ideally infinite) resistance in other. semiconductor diode, common type today, crystalline piece of semiconductor material p-n junction connected 2 electrical terminals.[1] vacuum tube diode vacuum tube 2 electrodes, plate (anode) , heated cathode.

common function of diode allow electric current pass in 1 direction (called diode's forward direction), while blocking current in opposite direction (the reverse direction). thus, diode can viewed electronic version of check valve. unidirectional behavior called rectification, , used convert alternating current direct current, including extraction of modulation radio signals in radio receivers—these diodes forms of rectifiers.



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