Question

A p-n photodiode is fabricated from a semiconductor with a band gap of 2.5 eV. lt can detect a signal of wavelength ______.

Options

• 6000 A°

• 4000 nm

• 6000 nm

• 4000 A°

Answer 1

A p-n photodiode is fabricated from a semiconductor with a band gap of 2.5 eV. lt can detect a signal of wavelength 4000 A°.