1. The pin diode consists of two narrow, but highly doped, semiconductor regions separated by a thicker, lightly doped material called the intrinsic region.2. Silicon is used most often for its power-handling capability and because it provides a highly resistive intrinsic region.3. The pin diode acts as an ordinary diode at frequencies above 100 MHz.Which of the above statements are correct?

1. The pin diode consists of two narrow, but highly doped, semiconduct

1.	1. The pin diode consists of two narrow, but highly doped, semiconductor regions separated by a thicker, lightly doped material called the intrinsic region.2. Silicon is used most often for its power-handling capability and because it provides a highly resistive intrinsic region.3. The pin diode acts as an ordinary diode at frequencies above 100 MHz.Which of the above statements are correct?
A.	1 and 2 only
B.	1 and 3 only
C.	2 and 3 only
D.	1, 2 and 3
Answer» B. 1 and 3 only

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