{"id":212998,"date":"2024-11-04T06:49:55","date_gmt":"2024-11-04T06:49:55","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/?p=212998"},"modified":"2024-11-04T06:49:55","modified_gmt":"2024-11-04T06:49:55","slug":"%ed%9a%8c%eb%a1%9c%ec%97%90%ec%84%9c-%ed%8a%b8%eb%9e%9c%ec%a7%80%ec%8a%a4%ed%84%b0%eb%8a%94-%ec%96%b4%eb%96%bb%ea%b2%8c-%ec%9e%91%eb%8f%99%ed%95%a0%ea%b9%8c","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ed%9a%8c%eb%a1%9c%ec%97%90%ec%84%9c-%ed%8a%b8%eb%9e%9c%ec%a7%80%ec%8a%a4%ed%84%b0%eb%8a%94-%ec%96%b4%eb%96%bb%ea%b2%8c-%ec%9e%91%eb%8f%99%ed%95%a0%ea%b9%8c\/","title":{"rendered":"\ud68c\ub85c\uc5d0\uc11c \ud2b8\ub79c\uc9c0\uc2a4\ud130\ub294 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud560\uae4c?"},"content":{"rendered":"<p class=\"sidekick\">\ud2b8\ub79c\uc9c0\uc2a4\ud130\ub294 \uc804\ub958\uc758 \ud750\ub984\uc744 \uc81c\uc5b4\ud558\uace0 \uc99d\ud3ed\ud558\ub294 \uc804\uc790 \ubd80\ud488\uc785\ub2c8\ub2e4. \ud68c\ub85c \ub0b4\uc5d0\uc11c \ud2b8\ub79c\uc9c0\uc2a4\ud130\uc758 \uc791\ub3d9 \uc6d0\ub9ac\uc640 \uc5ed\ud560\uc744 \uc54c\uc544\ubcf4\uc138\uc694.<\/p>\n<h2>\ud68c\ub85c\uc5d0\uc11c \ud2b8\ub79c\uc9c0\uc2a4\ud130\ub294 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud560\uae4c?<\/h2>\n<p>\ud2b8\ub79c\uc9c0\uc2a4\ud130\ub294 \ud604\ub300 \uc804\uc790 \ud68c\ub85c\uc758 \uae30\ubcf8 \uad6c\uc131 \uc694\uc18c \uc911 \ud558\ub098\ub85c, \uc99d\ud3ed\uacfc \uc2a4\uc704\uce6d \uc791\uc5c5\uc744 \uc218\ud589\ud569\ub2c8\ub2e4. \ud2b8\ub79c\uc9c0\uc2a4\ud130\uc758 \uc8fc\uc694 \uc5ed\ud560\uc740 \uc791\uc740 \uc804\uae30 \uc2e0\ud638\ub97c \uc99d\ud3ed\ud558\uace0, \uc804\ub958\uc758 \ud750\ub984\uc744 \uc81c\uc5b4\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc804\uc790 \uacf5\ud559\uc5d0\uc11c \uc774 \uc791\uc740 \uc18c\uc790\ub294 \ub2e4\uc591\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \ud544\uc218\uc801\uc778 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/p>\n<h2>\ud2b8\ub79c\uc9c0\uc2a4\ud130\uc758 \uae30\ubcf8 \uad6c\uc870<\/h2>\n<p>\ud2b8\ub79c\uc9c0\uc2a4\ud130\ub294 \ud06c\uac8c \ub450 \uac00\uc9c0 \uc720\ud615\uc774 \uc788\uc2b5\ub2c8\ub2e4: \ubc14\uc774\ud3f4\ub77c \uc811\ud569 \ud2b8\ub79c\uc9c0\uc2a4\ud130(BJT)\uc640 \uc804\uacc4\ud6a8\uacfc \ud2b8\ub79c\uc9c0\uc2a4\ud130(FET)\uc785\ub2c8\ub2e4. \uac01 \uc720\ud615\ub9c8\ub2e4 \uad6c\uc870\uc640 \uc791\ub3d9 \ubc29\uc2dd\uc774 \uc870\uae08\uc529 \ub2e4\ub985\ub2c8\ub2e4.<\/p>\n<h3>\ubc14\uc774\ud3f4\ub77c \uc811\ud569 \ud2b8\ub79c\uc9c0\uc2a4\ud130 (BJT)<\/h3>\n<p>BJT\ub294 \uae30\ubcf8\uc801\uc73c\ub85c \uc138 \uac1c\uc758 \uce35\uc73c\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4:<\/p>\n<p><u1><\/p>\n<li>\uceec\ub809\ud130(Collector)<\/li>\n<li>\ubca0\uc774\uc2a4(Base)<\/li>\n<li>\uc774\ubbf8\ud130(Emitter)<\/li>\n<p><\/u1><\/p>\n<p>\uc774 \uce35\ub4e4\uc740 \uac01\uac01 p\ud615\uacfc n\ud615 \ubc18\ub3c4\uccb4\ub85c \uc81c\uc791\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, NPN \ubc0f PNP \ud2b8\ub79c\uc9c0\uc2a4\ud130\ub294 \uc8fc\uc5b4\uc9c4 \uadf9\uc131\uc5d0 \ub530\ub77c \ub2e4\ub974\uac8c \uad6c\uc131\ub429\ub2c8\ub2e4.<\/p>\n<h3>\uc804\uacc4\ud6a8\uacfc \ud2b8\ub79c\uc9c0\uc2a4\ud130 (FET)<\/h3>\n<p>FET\ub294 \uc138 \uac1c\uc758 \ub2e8\uc790\ub97c \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<p><u1><\/p>\n<li>\ub4dc\ub808\uc778(Drain)<\/li>\n<li>\uc18c\uc2a4(Source)<\/li>\n<li>\uac8c\uc774\ud2b8(Gate)<\/li>\n<p><\/u1><\/p>\n<p>FET\ub294 \uc804\uacc4\uc758 \uc601\ud5a5\uc744 \ubc1b\uc544 \uc804\ub958\ub97c \uc81c\uc5b4\ud558\ub294 \uae30\ub2a5\uc744 \ud569\ub2c8\ub2e4. FET\uc5d0\ub294 Junction FET(JFET)\uc640 Metal-Oxide-Semiconductor FET(MOSFET) \ub450 \uac00\uc9c0 \uc8fc\uc694 \uc720\ud615\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\ud2b8\ub79c\uc9c0\uc2a4\ud130\uc758 \uc791\ub3d9 \uc6d0\ub9ac<\/h2>\n<p>\ud2b8\ub79c\uc9c0\uc2a4\ud130\uc758 \uc791\ub3d9 \uc6d0\ub9ac\ub97c \uc774\ud574\ud558\ub824\uba74, \uac01\uac01\uc758 \ud2b8\ub79c\uc9c0\uc2a4\ud130 \uc720\ud615\uc5d0 \ub300\ud574 \uc790\uc138\ud788 \uc54c\uc544\ubcfc \ud544\uc694\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3>BJT\uc758 \uc791\ub3d9 \uc6d0\ub9ac<\/h3>\n<p>BJT\ub294 \ucf5c\ub809\ud130-\uc774\ubbf8\ud130 \uac04\uc758 \uc804\ub958\ub97c \uc81c\uc5b4\ud558\uae30 \uc704\ud574 \ubca0\uc774\uc2a4 \uc804\ub958\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. NPN \ud2b8\ub79c\uc9c0\uc2a4\ud130\uc758 \uacbd\uc6b0, \ubca0\uc774\uc2a4\uc5d0 \uc791\uc740 \uc804\ub958\ub97c \uacf5\uae09\ud558\uba74 \ucf5c\ub809\ud130\uc640 \uc774\ubbf8\ud130 \uac04\uc5d0 \ud070 \uc804\ub958\uac00 \ud750\ub974\uac8c \ub429\ub2c8\ub2e4. \uc774 \ub54c\uc758 \uc804\ub958 \uc99d\ud3ed \ube44\uc728\uc740 \ubca0\uc774\uc2a4 \uc99d\ud3ed\ub960(h<sub>FE<\/sub>)\ub85c \ub098\ud0c0\ub0bc \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\uc0c1\uc801\uc73c\ub85c\ub294:<\/p>\n<p>\\[<br \/>\nI_C = h_{FE} \\cdot I_B<br \/>\n\\]<\/p>\n<p>\uc5ec\uae30\uc11c <i>I<sub>C<\/sub><\/i>\ub294 \ucf5c\ub809\ud130 \uc804\ub958, <i>I<sub>B<\/sub><\/i>\ub294 \ubca0\uc774\uc2a4 \uc804\ub958\uc785\ub2c8\ub2e4.<\/p>\n<h3>FET\uc758 \uc791\ub3d9 \uc6d0\ub9ac<\/h3>\n<p>FET\ub294 \uac8c\uc774\ud2b8 \uc804\uc555\uc774 \ub4dc\ub808\uc778-\uc18c\uc2a4 \uac04\uc758 \uc804\ub958\ub97c \uc81c\uc5b4\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc791\ub3d9\ud569\ub2c8\ub2e4. \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 MOSFET\uc758 \uacbd\uc6b0, \uac8c\uc774\ud2b8\uc5d0 \uc804\uc555\uc744 \uac00\ud558\uba74 \ucc44\ub110\uc774 \ud615\uc131\ub418\uc5b4 \ub4dc\ub808\uc778\uacfc \uc18c\uc2a4 \uac04\uc5d0 \uc804\ub958\uac00 \ud750\ub974\uac8c \ub429\ub2c8\ub2e4. MOSFET\uc758 \uc804\ub958-\uc804\uc555 \uad00\uacc4\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \ub098\ud0c0\ub0bc \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<p>\\[<br \/>\nI_D = \\frac{1}{2} \\mu_n C_{ox} \\frac{W}{L} (V_{GS} &#8211; V_{th})^2<br \/>\n\\]<\/p>\n<p>\uc5ec\uae30\uc11c <i>I<sub>D<\/sub><\/i>\ub294 \ub4dc\ub808\uc778 \uc804\ub958, <i>V<sub>GS<\/sub><\/i>\ub294 \uac8c\uc774\ud2b8-\uc18c\uc2a4 \uc804\uc555, <i>V<sub>th<\/sub><\/i>\ub294 \uc784\uacc4 \uc804\uc555, <i>\u03bc<sub>n<\/sub><\/i>\uc740 \uc804\uc790 \uc774\ub3d9\ub3c4, <i>C<sub>ox<\/sub><\/i>\ub294 \uc0b0\ud654\ub9c9 \uc6a9\ub7c9, <i>W<\/i>\ub294 \ucc44\ub110 \ud3ed, <i>L<\/i>\uc740 \ucc44\ub110 \uae38\uc774\uc785\ub2c8\ub2e4.<\/p>\n<h2>\ud2b8\ub79c\uc9c0\uc2a4\ud130\uc758 \uc2e4\uc0dd\ud65c \uc751\uc6a9<\/h2>\n<p>\ud2b8\ub79c\uc9c0\uc2a4\ud130\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \ub2e4\uc591\ud55c \uc601\uc5ed\uc5d0\uc11c \uc0ac\uc6a9\ub429\ub2c8\ub2e4:<\/p>\n<p><o1><\/p>\n<li>\uc99d\ud3ed\uae30: \ub77c\ub514\uc624, \ud154\ub808\ube44\uc804 \ub4f1\uc5d0\uc11c \uc2e0\ud638\ub97c \uc99d\ud3ed\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc2a4\uc704\uce6d \uc18c\uc790: \ucef4\ud4e8\ud130 \ubc0f \ub514\uc9c0\ud138 \ud68c\ub85c\uc5d0\uc11c \uc804\uae30 \uc2a4\uc704\uce58 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/li>\n<li>\uc804\uc555 \uc870\uc808\uae30: \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uc5d0\uc11c \uc77c\uc815\ud55c \uc804\uc555\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc2e0\ud638 \ubcc0\uc870: \ud1b5\uc2e0 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ub370\uc774\ud130\ub97c \uc804\uc1a1\ud569\ub2c8\ub2e4.<\/li>\n<p><\/o1><\/p>\n<p>\uc774\ucc98\ub7fc \ud2b8\ub79c\uc9c0\uc2a4\ud130\ub294 \ud604\ub300 \uc804\uc790 \uc7a5\uce58\uc758 \ud575\uc2ec \uad6c\uc131 \uc694\uc18c\ub85c, \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uacc4\uc18d\ud574\uc11c \uc774 \uc791\uc740 \uc18c\uc790\ub4e4\uc5d0 \ub300\ud574 \ub354 \uae4a\uc774 \uc54c\uc544\ubcf8\ub2e4\uba74, \uc6b0\ub9ac\uac00 \uc77c\uc0c1\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub294 \ub9ce\uc740 \uc804\uc790 \uae30\uae30\uc758 \uc791\ub3d9 \uc6d0\ub9ac\ub97c \ub354 \uc798 \uc774\ud574\ud560 \uc218 \uc788\uc744 \uac83\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ud2b8\ub79c\uc9c0\uc2a4\ud130\ub294 \uc804\ub958\uc758 \ud750\ub984\uc744 \uc81c\uc5b4\ud558\uace0 \uc99d\ud3ed\ud558\ub294 \uc804\uc790 \ubd80\ud488\uc785\ub2c8\ub2e4. \ud68c\ub85c \ub0b4\uc5d0\uc11c \ud2b8\ub79c\uc9c0\uc2a4\ud130\uc758 \uc791\ub3d9 \uc6d0\ub9ac\uc640 \uc5ed\ud560\uc744 \uc54c\uc544\ubcf4\uc138\uc694.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[101],"tags":[],"class_list":["post-212998","post","type-post","status-publish","format-standard","hentry","category-101","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\ud68c\ub85c\uc5d0\uc11c \ud2b8\ub79c\uc9c0\uc2a4\ud130\ub294 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud560\uae4c?<\/title>\n<meta name=\"description\" content=\"\ud2b8\ub79c\uc9c0\uc2a4\ud130\ub294 \uc804\ub958\uc758 \ud750\ub984\uc744 \uc81c\uc5b4\ud558\uace0 \uc99d\ud3ed\ud558\ub294 \uc804\uc790 \ubd80\ud488\uc785\ub2c8\ub2e4. \ud68c\ub85c \ub0b4\uc5d0\uc11c \ud2b8\ub79c\uc9c0\uc2a4\ud130\uc758 \uc791\ub3d9 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