Physics A-Level
Photodiode
What Photodiode means in Physics A-Level, as defined for AQA.
Definition of Photodiode
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Reference: AQA
A p-n junction operated in reverse bias that converts light into an electrical signal.
Topics that use Photodiode
- Photodiode (A-level only) (AQA A-Level)
Related terms
- Band gap and photon energy
- Photo-conductive mode
- Photocurrent
- Photocurrent against voltage at fixed irradiance
- RC time constant
- Responsivity against wavelength
- Reverse bias
- Scintillator
Using Photodiode in the exam
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