Assertion: led's voltage | /r/HasProperty | clamped to known value
Facets:
Source sentences:
text: A Zener diode contains a heavily doped p–n junction allowing electrons to tunnel from the valence band of the p-type material to the conduction band of the n-type material, such that the reverse voltage is "clamped" to a known value (called the Zener voltage), and avalanche does not occur.