Physics A-Level
Zener diode
What Zener diode means in Physics A-Level, as defined for AQA.
Definition of Zener diode
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Reference: AQA
A diode designed to operate safely in reverse breakdown, where the voltage across it stays nearly constant over a range of reverse currents.
Topics that use Zener diode
- Zener diode (A-level only) (AQA A-Level)
Related terms
- Cathode
- Circuit application
- Current limiting
- Current limiting and power dissipation
- Forward bias
- Minimum operating current
- Reverse bias
- Reverse breakdown
Using Zener diode in the exam
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