Z

Zener breakdown In a reverse-biased pn junction a rapid increase in current which occurs at a particular reverse voltage as a result of the Zener effect. Zener breakdown occurs at a lower reverse bias than avalanche breakdown.

Zener diode A pn diode which exhibits Zener breakdown or avalanche breakdown at a specified value of reverse bias and which is therefore used for voltage reference purposes or for voltage stabilisation. The graphical symbol for a Zener diode is given in Figure Z.1.

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Figure Z.1 Graphical symbol for a Zener diode

Zener effect Conduction through a reverse-biased pn junction caused by spontaneous generation of hole-electron ...

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