In a convertional reverse blocking thyristor

1.	In a convertional reverse blocking thyristor
A.	External layers are lightly doped and internal layers are heavily doped
B.	External layers are heavily doped and internal layers are lightly doped
C.	The P-layers are heavily doped and the n-layers are lightly doped
D.	The P-layers are lightly doped and the n-layers are heavely doped
Answer» E.

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In a convertional reverse blocking thyristor

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