{"id":148041,"date":"2024-04-27T15:30:56","date_gmt":"2024-04-27T15:30:56","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%eb%b0%94%ec%9d%b4%ed%8f%b4%eb%9d%bc-%ec%a0%91%ed%95%a9-%ed%8a%b8%eb%9e%9c%ec%a7%80%ec%8a%a4%ed%84%b0\/"},"modified":"2024-04-27T15:30:56","modified_gmt":"2024-04-27T15:30:56","slug":"%eb%b0%94%ec%9d%b4%ed%8f%b4%eb%9d%bc-%ec%a0%91%ed%95%a9-%ed%8a%b8%eb%9e%9c%ec%a7%80%ec%8a%a4%ed%84%b0","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%eb%b0%94%ec%9d%b4%ed%8f%b4%eb%9d%bc-%ec%a0%91%ed%95%a9-%ed%8a%b8%eb%9e%9c%ec%a7%80%ec%8a%a4%ed%84%b0\/","title":{"rendered":"\ubc14\uc774\ud3f4\ub77c \uc811\ud569 \ud2b8\ub79c\uc9c0\uc2a4\ud130"},"content":{"rendered":"

\uc774 \uae30\uc0ac\uc5d0\uc11c\ub294 \ubc14\uc774\ud3f4\ub77c \uc811\ud569 \ud2b8\ub79c\uc9c0\uc2a4\ud130(BJT)\uc758 \uc6d0\ub9ac, \uc885\ub958, \uc791\ub3d9 \ubc29\uc2dd, \uc8fc\uc694 \ud2b9\uc9d5 \ubc0f \ub2e4\uc591\ud55c \uc804\uc790 \ud68c\ub85c\uc5d0\uc11c\uc758 \uc751\uc6a9\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n

\"\ubc14\uc774\ud3f4\ub77c<\/p>\n

\ubc14\uc774\ud3f4\ub77c \uc811\ud569 \ud2b8\ub79c\uc9c0\uc2a4\ud130(BJT)\uc758 \uae30\ubcf8 \uc6d0\ub9ac<\/h2>\n

\ubc14\uc774\ud3f4\ub77c \uc811\ud569 \ud2b8\ub79c\uc9c0\uc2a4\ud130(BJT: Bipolar Junction Transistor)\ub294 \uc804\uc790 \ud68c\ub85c\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud558\ub294 \ubc18\ub3c4\uccb4 \uc18c\uc790\uc785\ub2c8\ub2e4. \uc774 \ud2b8\ub79c\uc9c0\uc2a4\ud130\ub294 \uc804\ub958\ub97c \uc99d\ud3ed\uc2dc\ud0a4\ub294 \ub370 \uc0ac\uc6a9\ub418\uba70, \ub2e4\uc591\ud55c \uc804\uc790 \uc7a5\uce58\uc5d0 \ub110\ub9ac \uc801\uc6a9\ub429\ub2c8\ub2e4. BJT\ub294 \ub450 \uc885\ub958\uc758 \ubc18\ub3c4\uccb4 \uc7ac\ub8cc\uc778 N\ud615\uacfc P\ud615\uc73c\ub85c \uad6c\uc131\ub418\uba70, \uc774\ub4e4\uc758 \uc870\ud569\uc5d0 \ub530\ub77c NPN \ud615\ud0dc\uc640 PNP \ud615\ud0dc\ub85c \ub098\ub269\ub2c8\ub2e4.<\/p>\n

NPN\ud615\uacfc PNP\ud615\uc758 \uad6c\uc870<\/h2>\n

NPN\ud615 BJT\ub294 \ud55c \uac1c\uc758 P\ud615 \ubc18\ub3c4\uccb4\uac00 \ub450 \uac1c\uc758 N\ud615 \ubc18\ub3c4\uccb4 \uc0ac\uc774\uc5d0 \uc704\uce58\ud558\ub294 \uad6c\uc870\ub97c \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ubc18\ub300\ub85c PNP\ud615 BJT\ub294 \ud55c \uac1c\uc758 N\ud615 \ubc18\ub3c4\uccb4\uac00 \ub450 \uac1c\uc758 P\ud615 \ubc18\ub3c4\uccb4 \uc0ac\uc774\uc5d0 \uc704\uce58\ud569\ub2c8\ub2e4. \uc774\ub4e4 \uad6c\uc870\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud558\ub294 \uc138 \uac1c\uc758 \ub2e8\uc790\ub294 \uc5d0\ubbf8\ud130(Emitter), \ubca0\uc774\uc2a4(Base), \ucf5c\ub809\ud130(Collector)\ub85c \ubd88\ub9bd\ub2c8\ub2e4.<\/p>\n

\uc791\ub3d9 \uc6d0\ub9ac<\/h2>\n

BJT\uc758 \uae30\ubcf8\uc801\uc778 \uc791\ub3d9 \uc6d0\ub9ac\ub294 \ubca0\uc774\uc2a4\uc640 \uc5d0\ubbf8\ud130 \uc0ac\uc774\uc5d0 \uc801\uc6a9\ub41c \uc804\uc555\uc5d0 \uc758\ud574 \uc81c\uc5b4\ub418\ub294 \ucf5c\ub809\ud130\uc640 \uc5d0\ubbf8\ud130 \uc0ac\uc774\uc758 \uc804\ub958 \ud750\ub984\uc5d0 \uae30\ucd08\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, NPN \ud2b8\ub79c\uc9c0\uc2a4\ud130\uc5d0\uc11c, \ubca0\uc774\uc2a4\uc640 \uc5d0\ubbf8\ud130 \uc0ac\uc774\uc5d0 \uc57d\uac04\uc758 \uc815\ubc29\ud5a5 \uc804\uc555\uc774 \uac00\ud574\uc9c0\uba74, \uc5d0\ubbf8\ud130\uc5d0\uc11c \ucf5c\ub809\ud130\ub85c \uc804\uc790\uac00 \ud750\ub974\uac8c \ub429\ub2c8\ub2e4. \uc774\ub54c, \ubca0\uc774\uc2a4\uc5d0\uc11c \ud750\ub974\ub294 \uc18c\ub7c9\uc758 \uc804\ub958\uac00 \ucf5c\ub809\ud130\uc640 \uc5d0\ubbf8\ud130 \uc0ac\uc774\uc5d0 \ud070 \uc804\ub958 \ud750\ub984\uc744 \uc81c\uc5b4\ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n

\uc804\ub958 \uc99d\ud3ed \uacfc\uc815<\/h2>\n

BJT\uc5d0\uc11c\uc758 \uc804\ub958 \uc99d\ud3ed\uc740 \ubca0\uc774\uc2a4\ub85c \ud750\ub974\ub294 \uc18c\ub7c9\uc758 \uc804\ub958\uac00 \ucf5c\ub809\ud130\ub85c \ud750\ub974\ub294 \ub9ce\uc740 \uc591\uc758 \uc804\ub958\ub97c \uc81c\uc5b4\ud568\uc73c\ub85c\uc368 \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4. \uc774 \uc99d\ud3ed \ube44\uc728\uc740 ‘\uc804\ub958 \uc774\ub4dd(current gain)’\uc774\ub77c\uace0 \ud558\uba70, \uc774\ub294 \ud2b8\ub79c\uc9c0\uc2a4\ud130\uc5d0 \ub530\ub77c \ub2e4\ub985\ub2c8\ub2e4. \uc804\ub958 \uc774\ub4dd\uc740 \ubcf4\ud1b5 \u03b2(beta) \ub610\ub294 hFE<\/sub>\ub85c \ud45c\ud604\ub418\uba70, \uc774\ub294 \ucf5c\ub809\ud130 \uc804\ub958(IC<\/sub>)\ub97c \ubca0\uc774\uc2a4 \uc804\ub958(IB<\/sub>)\ub85c \ub098\ub208 \uac12\uc785\ub2c8\ub2e4. \uc989, \u03b2 = IC<\/sub> \/ IB<\/sub>\ub85c \ud45c\ud604\ub429\ub2c8\ub2e4.<\/p>\n

BJT\uc758 \uc774\ub7ec\ud55c \ud2b9\uc131\uc740 \uc544\ub0a0\ub85c\uadf8 \uc2e0\ud638 \ucc98\ub9ac, \uc2a4\uc704\uce6d, \uc99d\ud3ed \ubc0f \uc804\ub825 \uc81c\uc5b4 \ub4f1 \ub2e4\uc591\ud55c \uc804\uc790 \ud68c\ub85c\uc5d0\uc11c \ub9e4\uc6b0 \uc720\uc6a9\ud558\uac8c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ub2e4\uc74c \uc139\uc158\uc5d0\uc11c\ub294 BJT\uc758 \ud2b9\uc9d5 \ubc0f \uc751\uc6a9\uc5d0 \ub300\ud574 \ub354 \uc790\uc138\ud788 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n

BJT\uc758 \ud2b9\uc9d5\uacfc \uc751\uc6a9 \ubd84\uc57c<\/h2>\n

BJT\ub294 \uadf8\uc758 \ub3c5\ud2b9\ud55c \ud2b9\uc131\uacfc \uc720\uc5f0\uc131 \ub54c\ubb38\uc5d0 \uc5ec\ub7ec \ubd84\uc57c\uc5d0\uc11c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc6b0\uc120, BJT\ub294 \ub9e4\uc6b0 \ube60\ub978 \uc2a4\uc704\uce6d \uc2dc\uac04\uc744 \uac00\uc9c0\uace0 \uc788\uc5b4 \uace0\uc8fc\ud30c \uc2e0\ud638 \ucc98\ub9ac\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \ub610\ud55c, \uc774 \ud2b8\ub79c\uc9c0\uc2a4\ud130\ub294 \ub192\uc740 \uc804\ub958 \uc774\ub4dd\uc744 \uc81c\uacf5\ud558\uae30 \ub54c\ubb38\uc5d0 \uc18c\uc2e0\ud638 \uc99d\ud3ed\uc5d0\ub3c4 \ub9e4\uc6b0 \ud6a8\uacfc\uc801\uc785\ub2c8\ub2e4. \ub354 \ub098\uc544\uac00, BJT\ub294 \uac15\ub825\ud55c \uc804\ub825 \ucc98\ub9ac \ub2a5\ub825\uc744 \uac16\ucd94\uace0 \uc788\uc5b4 \uc804\ub825 \uc99d\ud3ed\uacfc \uac19\uc740 \uace0\ucd9c\ub825 \uc751\uc6a9 \ubd84\uc57c\uc5d0\ub3c4 \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n

\uc120\ud615 \ubc0f \ub514\uc9c0\ud138 \ud68c\ub85c\uc5d0\uc11c\uc758 \ud65c\uc6a9<\/h2>\n

\uc120\ud615 \ud68c\ub85c \uc124\uacc4\uc5d0\uc11c, BJT\ub294 \ub192\uc740 \uc815\ud655\ub3c4\uc640 \uc548\uc815\uc131\uc744 \uc81c\uacf5\ud558\ub294 \uc5f0\uc0b0 \uc99d\ud3ed\uae30\uc640 \uc624\ub514\uc624 \uc99d\ud3ed\uae30 \ub4f1\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ub514\uc9c0\ud138 \ud68c\ub85c\uc5d0\uc11c\ub294, BJT\ub294 \ube60\ub978 \uc2a4\uc704\uce6d \uc18d\uc131\uc73c\ub85c \uc778\ud574 \ub17c\ub9ac \uac8c\uc774\ud2b8, \uc2a4\uc704\uce58, \uba54\ubaa8\ub9ac \ub514\ubc14\uc774\uc2a4\uc758 \uad6c\uc131 \uc694\uc18c\ub85c \uc801\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n

BJT\uc758 \ud55c\uacc4 \ubc0f \ub300\uc548<\/h2>\n

BJT\ub294 \uc5ec\ub7ec \uc7a5\uc810\uc744 \uac00\uc9c0\uace0 \uc788\uc9c0\ub9cc, \uc77c\ubd80 \ud55c\uacc4\uc810\ub3c4 \uc874\uc7ac\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc0c1\ub300\uc801\uc73c\ub85c \ub192\uc740 \uc804\ub825 \uc18c\ubaa8\uac00 \uc788\uc73c\uba70, \ud06c\uae30\uac00 \uc791\uc740 \ud68c\ub85c\uc5d0\uc11c\ub294 \uc5f4 \uad00\ub9ac\uac00 \ubb38\uc81c\uac00 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud55c\uacc4 \ub54c\ubb38\uc5d0, \ud2b9\uc815 \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c\ub294 \uae08\uc18d-\uc0b0\ud654\ubb3c-\ubc18\ub3c4\uccb4 \ud544\ub4dc \ud6a8\uacfc \ud2b8\ub79c\uc9c0\uc2a4\ud130(MOSFET)\uc640 \uac19\uc740 \ub2e4\ub978 \uc720\ud615\uc758 \ud2b8\ub79c\uc9c0\uc2a4\ud130\uac00 \uc120\ud638\ub429\ub2c8\ub2e4. MOSFET\ub294 \ub0ae\uc740 \uc804\ub825 \uc18c\ubaa8\uc640 \ub354 \uc791\uc740 \ud06c\uae30\ub85c \uc778\ud574 \uc800\uc804\ub825, \uace0\uc9d1\uc801 \ud68c\ub85c\uc5d0 \ub354 \uc801\ud569\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uacb0\ub860<\/h2>\n

\ubc14\uc774\ud3f4\ub77c \uc811\ud569 \ud2b8\ub79c\uc9c0\uc2a4\ud130(BJT)\ub294 \uc804\uc790 \uacf5\ud559\uc758 \ud575\uc2ec \uc694\uc18c\ub85c\uc11c, \uadf8 \uc720\uc5f0\uc131\uacfc \ub2e4\uc591\ud55c \uc751\uc6a9 \uac00\ub2a5\uc131\uc73c\ub85c \uc778\ud574 \uc5ec\uc804\ud788 \uc911\uc694\ud55c \uc704\uce58\ub97c \ucc28\uc9c0\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uace0\uc8fc\ud30c \uc99d\ud3ed, \uc804\ub825 \uc81c\uc5b4, \uc120\ud615 \ubc0f \ub514\uc9c0\ud138 \ud68c\ub85c \uc124\uacc4 \ub4f1\uc5d0\uc11c \uadf8 \uac00\uce58\ub97c \ubc1c\ud718\ud558\uace0 \uc788\uc73c\uba70, \uc804\uc790 \ud68c\ub85c \uc124\uacc4\uc640 \uad00\ub828\ub41c \ud559\uc2b5 \ubc0f \uc5f0\uad6c\uc5d0\uc11c \uae4a\uc774 \uc788\uac8c \ub2e4\ub904\uc9c8 \uac00\uce58\uac00 \uc788\ub294 \uc18c\uc790\uc785\ub2c8\ub2e4. \uadf8\ub7fc\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0, \uae30\uc220 \ubc1c\uc804\uc5d0 \ub530\ub77c BJT\uc758 \ud55c\uacc4\uc640 \uc801\ud569\ud55c \uc0ac\uc6a9 \uc2dc\ub098\ub9ac\uc624\ub97c \uc774\ud574\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc774\ud574\ub97c \ud1b5\ud574 \ub354 \ud6a8\uc728\uc801\uc774\uace0 \ucd5c\uc801\ud654\ub41c \uc804\uc790 \ud68c\ub85c \uc124\uacc4\ub97c \ucd94\uad6c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"

\uc774 \uae30\uc0ac\uc5d0\uc11c\ub294 \ubc14\uc774\ud3f4\ub77c \uc811\ud569 \ud2b8\ub79c\uc9c0\uc2a4\ud130(BJT)\uc758 \uc6d0\ub9ac, \uc885\ub958, \uc791\ub3d9 \ubc29\uc2dd, \uc8fc\uc694 \ud2b9\uc9d5 \ubc0f \ub2e4\uc591\ud55c \uc804\uc790 \ud68c\ub85c\uc5d0\uc11c\uc758 \uc751\uc6a9\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":182049,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-148041","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-88","tag-89","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"\n\ubc14\uc774\ud3f4\ub77c \uc811\ud569 \ud2b8\ub79c\uc9c0\uc2a4\ud130 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810<\/title>\n<meta name=\"description\" content=\"\uc774 \uae30\uc0ac\uc5d0\uc11c\ub294 \ubc14\uc774\ud3f4\ub77c \uc811\ud569 \ud2b8\ub79c\uc9c0\uc2a4\ud130(BJT)\uc758 \uc6d0\ub9ac, \uc885\ub958, \uc791\ub3d9 \ubc29\uc2dd, \uc8fc\uc694 \ud2b9\uc9d5 \ubc0f \ub2e4\uc591\ud55c \uc804\uc790 \ud68c\ub85c\uc5d0\uc11c\uc758 \uc751\uc6a9\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.electricity-magnetism.org\/ko\/%eb%b0%94%ec%9d%b4%ed%8f%b4%eb%9d%bc-%ec%a0%91%ed%95%a9-%ed%8a%b8%eb%9e%9c%ec%a7%80%ec%8a%a4%ed%84%b0\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\ubc14\uc774\ud3f4\ub77c \uc811\ud569 \ud2b8\ub79c\uc9c0\uc2a4\ud130 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810\" \/>\n<meta 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