Multiple choice

Consider an abrupt p - n junction. Let Vbi be the built-in potential of this junction and VR be the applied reverse bias. If the junction capacitance (Cj) is 1 pF for Vbi + VR = 1 V, then for Vbi + VR = 4 V, Cj will be

  1. 4 pF

  2. 2 pF

  3. 0.25 pF

  4. 0.5 pF

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation