The SITH is a
(a) p^+ n^+ diode with p^+ electrodes
(b) n^+ p^+ n^– diode with p^+ electrodes
(c) p^+ n^ n^+ diode with p^+ electrodes
(d) p^ n^+ p^+ n^ with p^+ electrodes
The question was asked during an interview.
The question is from Other Thyristor Members-2 in portion Power Electronics Devices of Power Electronics