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�젒�빀 �떎�씠�삤�뱶�쓽 �듅�꽦
1. �떎�뿕 紐⑹쟻
(1) �닚諛⑺뼢 諛� �뿭諛⑺뼢 諛붿씠�뼱�뒪(bias)�쟾�븬�씠 �젒�빀 �떎�씠�삤�뱶(Junction diode)�쓽 �쟾瑜섏뿉 誘몄튂�뒗 �슚怨쇰�� 痢≪젙�븳�떎.
(2) �젒�빀 �떎�씠�삤�뱶�쓽 �쟾�븬-�쟾瑜� �듅�꽦�쓣 �떎�뿕�쟻�쑝濡� 寃곗젙�븯怨� �룄�떆�븳�떎.
(3) �젒�빀 �떎�씠�삤�뱶瑜� ����빆怨꾨줈 �떆�뿕�븯�뒗 踰뺤쓣 �씡�엺�떎.
2. �떎�뿕 �씠濡�
1) pn�젒�빀 �떎�씠�삤�뱶
p�삎 諛섎룄泥댁�� n�삎 諛섎룄泥닿�� 湲덉냽�쟻�쑝濡� �젒�빀�맂 寃�. �씠 pn�젒�빀��� �쟾湲곗쟻�쑝濡� �뼱�뒓 �븳履� 諛⑺뼢�쑝濡쒕쭔 �쟾瑜섍�� �쓲瑜닿쾶 �맂�떎. �씠寃껋씠 諛붾줈 �떎�씠�삤�뱶�쓽 二쇰맂 �듅�꽦�씠 �맂�떎.
?�룊�삎�긽�깭
n-QNR�쓽 �쟾�옄 以� potential barrier蹂대떎 �넂��� �뿉�꼫吏�瑜� 媛�吏� �쟾�옄留� p+-QNR履쎌쑝濡� diffusion�븳�떎.
p+-QNR�쓽 �쟾�옄�뒗 �쟾怨꾩뿉 �쓽�빐 n-QNR履쎌쑝濡� drift�븳�떎.
?�닚諛⑺뼢 諛붿씠�뼱�뒪(forward bias)(]0)
�씤媛��맂 �닚諛⑺뼢�쟾�븬�뿉 �쓽�빐 potential barrier�뒗 �궙�븘吏꾨떎.(嫄댁쟾吏��쓽 ���-��� �떒�옄�뒗 �떎�씠�삤�뱶�쓽 n履쎌뿉 �젒�냽
�릺�뼱 �쟾�옄�뱾��� 洹몃쭔�겮 �뿉�꼫吏�媛� �넂�븘吏꾨떎.)
n-QNR�쓽 �쟾�옄以� potential barrier蹂대떎 �넂��� �뿉�꼫吏�瑜� 媛�吏� �쟾�옄(thermal equilibrium蹂대떎 留롮쓬) 留�
p+-QNR履쎌쑝濡� diffusion.
p+-QNR�쓽 �쟾�옄�뒗 �쟾怨꾩뿉 �쓽�빐 n-QNR履쎌쑝濡� drift.
p�뿉�꽌 n�쑝濡� �쟾瑜섍�� �쓲瑜몃떎.
.?�뿭諛⑺뼢 諛붿씠�뼱�뒪(reverse bias)([0)
�씤媛��맂 �뿭諛⑺뼢�쟾�븬�뿉 �쓽�빐 potential barrier�뒗 �뜑�슧 �넂�븘吏�.(嫄댁쟾吏��쓽 ���+��앸떒�옄媛� �떎�씠�삤�뱶�쓽 n履쎌뿉 �젒 �냽�릺�뼱 �쟾�옄�뱾��� 洹몃쭔�겮 �뿉�꼫吏�媛� �궙�븘吏�)
n-QNR�쓽 �쟾�옄�뱾��� potential barrier蹂대떎 �궙��� �뿉�꼫吏�瑜� 媛�吏�湲� �븣臾몄뿉 p+-QNR履쎌쑝濡� 媛� �닔 �뾾�떎.
p���(�깮�왂)
(a) 湲고샇 (b) �씠�긽�쟻�씤 �떎�씠�삤�뱶�쓽 �쟾�븬-�쟾瑜� �듅�꽦
2)Si �떎�씠�삤�뱶�쓽 �뿬�윭 媛�吏� �삩�룄�뿉 �뵲瑜대뒗 �쟾�븬-�쟾瑜� �듅�꽦 蹂��솕.
3) 諛섎룄泥� �떎�씠�삤�뱶�븳 �몴�떆 諛� ����빆怨꾨�� �씠�슜�븳 痢≪젙
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_hwp_01_.gif "�젒�빀 �떎�씠�삤�뱶�쓽 �듅�꽦 (1 페이지)")
_hwp_02_.gif "�젒�빀 �떎�씠�삤�뱶�쓽 �듅�꽦 (2 페이지)")
_hwp_03_.gif "�젒�빀 �떎�씠�삤�뱶�쓽 �듅�꽦 (3 페이지)")
_hwp_04_.gif "�젒�빀 �떎�씠�삤�뱶�쓽 �듅�꽦 (4 페이지)")
_hwp_05_.gif "�젒�빀 �떎�씠�삤�뱶�쓽 �듅�꽦 (5 페이지)")
_hwp_01.gif "�젒�빀 �떎�씠�삤�뱶�쓽 �듅�꽦 (1 페이지)")
_hwp_02.gif "�젒�빀 �떎�씠�삤�뱶�쓽 �듅�꽦 (2 페이지)")
_hwp_03.gif "�젒�빀 �떎�씠�삤�뱶�쓽 �듅�꽦 (3 페이지)")
_hwp_04.gif "�젒�빀 �떎�씠�삤�뱶�쓽 �듅�꽦 (4 페이지)")
_hwp_05.gif "�젒�빀 �떎�씠�삤�뱶�쓽 �듅�꽦 (5 페이지)")
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