{"id":146947,"date":"2024-04-27T13:02:56","date_gmt":"2024-04-27T13:02:56","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%eb%b2%84%ed%81%ac-%ec%a0%84%eb%a5%98-%eb%a0%88%ea%b7%a4%eb%a0%88%ec%9d%b4%ed%84%b0\/"},"modified":"2024-04-27T13:02:56","modified_gmt":"2024-04-27T13:02:56","slug":"%eb%b2%84%ed%81%ac-%ec%a0%84%eb%a5%98-%eb%a0%88%ea%b7%a4%eb%a0%88%ec%9d%b4%ed%84%b0","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%eb%b2%84%ed%81%ac-%ec%a0%84%eb%a5%98-%eb%a0%88%ea%b7%a4%eb%a0%88%ec%9d%b4%ed%84%b0\/","title":{"rendered":"\ubc84\ud06c \uc804\ub958 \ub808\uade4\ub808\uc774\ud130"},"content":{"rendered":"<p class=\"sidekick\">\ubc84\ud06c \uc804\ub958 \ub808\uade4\ub808\uc774\ud130\ub294 \uace0\ud6a8\uc728 DC \uc804\uc555 \ubcc0\ud658\uc744 \uc704\ud55c \uc804\uc790\uc7a5\uce58\ub85c, \uc5d0\ub108\uc9c0 \uc808\uac10\uacfc \uae54\ub054\ud55c \uc804\ub825 \uacf5\uae09\uc744 \ubaa9\ud45c\ud558\ub294 \ubc30\ud130\ub9ac \ucda9\uc804\uae30 \ubc0f \uc804\uc790\uae30\uae30\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\ubc84\ud06c-\uc804\ub958-\ub808\uade4\ub808\uc774\ud130.png\" alt=\"\ubc84\ud06c \uc804\ub958 \ub808\uade4\ub808\uc774\ud130\"\/><\/p>\n<h2>\ubc84\ud06c \uc804\ub958 \ub808\uade4\ub808\uc774\ud130\ub780?<\/h2>\n<p>\ubc84\ud06c \uc804\ub958 \ub808\uade4\ub808\uc774\ud130(Buck Converter)\ub294 \uad50\ub958(AC) \ub610\ub294 \uc9c1\ub958(DC) \uc804\uc6d0\uc73c\ub85c\ubd80\ud130 \ub0ae\uc740 \uc804\uc555\uc758 DC \uc804\ub825\uc744 \uc0dd\uc131\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ub418\ub294 \uc804\uc790\uc7a5\uce58\uc785\ub2c8\ub2e4. \uc774 \uc7a5\uce58\ub294 \uc2a4\uc704\uce6d \ub808\uade4\ub808\uc774\ud130\uc758 \ud55c \uc720\ud615\uc774\uba70, \uc8fc\ub85c \ubc30\ud130\ub9ac \ucda9\uc804\uae30, \uc804\ub825 \uacf5\uae09 \uc7a5\uce58 \ubc0f \ubaa8\ubc14\uc77c \uae30\uae30\uc5d0\uc11c \ubd80\ud558\uc758 \uc804\ub825\uacf5\uae09 \uc548\uc815\uc131\uc744 \ud655\ubcf4\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ubc84\ud06c \uc804\ub958 \ub808\uade4\ub808\uc774\ud130\uc758 \ud575\uc2ec \uae30\ub2a5\uc740 \ud6a8\uc728\uc801\uc73c\ub85c \uc804\ub825\uc744 \ubcc0\ud658\ud558\uba74\uc11c\ub3c4 \uc804\uc555\uc744 \uac15\ud558\uc2dc\ucf1c \ubaa9\ud45c\ud558\ub294 \uc804\uc555 \uc218\uc900\uc73c\ub85c \uc870\uc808\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubcc0\ud658 \uacfc\uc815\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \uc5f4 \uc190\uc2e4\uc744 \ucd5c\uc18c\ud654\ud558\uae30 \uc704\ud574 \uace0\uc8fc\ud30c \uc804\ub825 \uc2a4\uc704\uce6d \uae30\uc220\uc774 \uc774\uc6a9\ub418\uc8e0.<\/p>\n<h2>\ubc84\ud06c \uc804\ub958 \ub808\uade4\ub808\uc774\ud130\uc758 \uc791\ub3d9 \uc6d0\ub9ac<\/h2>\n<p>\ubc84\ud06c \uc804\ub958 \ub808\uade4\ub808\uc774\ud130\ub294 \uba87 \uac00\uc9c0 \uc8fc\uc694 \uad6c\uc131 \uc694\uc18c\ub4e4\ub85c \uc774\ub8e8\uc5b4\uc838 \uc788\uc2b5\ub2c8\ub2e4: \uc2a4\uc704\uce58(\ubcf4\ud1b5 \ud2b8\ub79c\uc9c0\uc2a4\ud130), \ub2e4\uc774\uc624\ub4dc, \uc778\ub355\ud130(\ucf54\uc77c), \uadf8\ub9ac\uace0 \ucee4\ud328\uc2dc\ud130 \uc785\ub2c8\ub2e4. \uc2a4\uc704\uce58\uc758 \ube60\ub978 \ucf1c\uace0 \ub044\ub294 \ub3d9\uc791\uc73c\ub85c \uc778\ub355\ud130\uc5d0 \uc804\uc555\uc744 \uac00\ud558\uace0 \uc81c\uac70\ud568\uc73c\ub85c\uc368 \uc804\ub958\uc758 \ud750\ub984\uc744 \uc870\uc808\ud569\ub2c8\ub2e4. \uc5ec\uae30\uc11c \uc911\uc694\ud55c \uac1c\ub150\uc740 \uc5d0\ub108\uc9c0 \uc800\uc7a5 \uc694\uc18c\uc778 \uc778\ub355\ud130\uc758 \ud2b9\uc131\uc744 \uc774\uc6a9\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc778\ub355\ud130\ub294 \uc804\ub958\uc758 \ubcc0\ud654\uc5d0 \ubc18\ub300\ud558\uc5ec \uc5d0\ub108\uc9c0\ub97c \uc800\uc7a5\ud558\uace0 \ubc18\ub300\ub85c \uc77c\uc815\ud55c \uc804\ub958\ub97c \uc804\ub2ec\ud558\ub824\ub294 \uc131\uc9c8\uc744 \uac16\uc2b5\ub2c8\ub2e4. \ubc84\ud06c \uc804\ub958 \ub808\uade4\ub808\uc774\ud130\uc758 \uae30\ubcf8 \ub3d9\uc791\uc740 \ub450 \uac00\uc9c0 \ubaa8\ub4dc\ub85c \ub098\ub20c \uc218 \uc788\uc2b5\ub2c8\ub2e4: &#8216;\uc628 \ud0c0\uc784'(\uc2a4\uc704\uce58\uac00 \ucf1c\uc838 \uc788\ub294 \uc0c1\ud0dc)\uacfc &#8216;\uc624\ud504 \ud0c0\uc784'(\uc2a4\uc704\uce58\uac00 \uaebc\uc838 \uc788\ub294 \uc0c1\ud0dc)\uc785\ub2c8\ub2e4.<\/p>\n<ul>\n<li><u>&#8216;\uc628 \ud0c0\uc784&#8217;<\/u>: \uc2a4\uc704\uce58\uac00 \ucf1c\uc838 \uc788\uc744 \ub54c \uc778\ub355\ud130\ub294 \uc804\uc6d0\uc73c\ub85c\ubd80\ud130 \uc5d0\ub108\uc9c0\ub97c \ubc1b\uc544 \ub9c8\uadf8\ub124\ud2f1 \ud544\ub4dc\ub97c \ud615\uc131\ud569\ub2c8\ub2e4. \uc774\ub54c \ucee4\ud328\uc2dc\ud130\ub294 \ubd80\ud558\uc5d0 \uc5d0\ub108\uc9c0\ub97c \uacf5\uae09\ud569\ub2c8\ub2e4.<\/li>\n<li><u>&#8216;\uc624\ud504 \ud0c0\uc784&#8217;<\/u>: \uc2a4\uc704\uce58\uac00 \uaebc\uc9c0\uba74 \uc778\ub355\ud130\uc5d0 \uc800\uc7a5\ub41c \uc5d0\ub108\uc9c0\uac00 \ub2e4\uc774\uc624\ub4dc\ub97c \ud1b5\ud574 \ucee4\ud328\uc2dc\ud130\ub85c \ubc29\ucd9c\ub418\uace0, \uc774\ub294 \ubd80\ud558\uc5d0 \uc804\ub825\uc744 \uacc4\uc18d\ud574\uc11c \uacf5\uae09\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc774\ub7ec\ud55c \uc628\/\uc624\ud504 \uacfc\uc815\uc740 \ub9e4\uc6b0 \ube60\ub974\uac8c \uc9c0\uc18d\uc801\uc73c\ub85c \uc77c\uc5b4\ub098\uba70(\uc8fc\ud30c\uc218\ub294 kHz \ub2e8\uc704\ub85c \uce21\uc815), \uc774\ub294 \uacb0\uacfc\uc801\uc73c\ub85c \ud3c9\uade0\uc801\uc778 \uc804\uc555 \uac12\uc744 \ub0ae\ucd94\ub294 \ud6a8\uacfc\ub97c \ub9cc\ub4e4\uc5b4\ub0c5\ub2c8\ub2e4. \uc804\uc555\uacfc \uc804\ub958\uc758 \ud3c9\uade0\uac12\uc740 \ubc84\ud06c \ud68c\ub85c\uc5d0\uc11c \ubd80\ud558\ub85c \ubcf4\ub0b4\uc9c0\ub294 \uc2e4\uc81c \uc804\ub825\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4. \uc0ac\uc6a9\uc790\uac00 \uc6d0\ud558\ub294 \ucd9c\ub825 \uc804\uc555\uc744 \uc5bb\uae30 \uc704\ud574 \uc2a4\uc704\uce58\uc758 \uc628\/\uc624\ud504 \uc2dc\uac04 \ube44\uc728\uc744 \uc870\uc808\ud558\ub294 \uac83\uc744 &#8216;\ub4c0\ud2f0 \uc0ac\uc774\ud074'(Duty Cycle)\uc774\ub77c\uace0 \ud569\ub2c8\ub2e4.<\/p>\n<h2>\ub4c0\ud2f0 \uc0ac\uc774\ud074\uc758 \uacc4\uc0b0<\/h2>\n<p>\ub4c0\ud2f0 \uc0ac\uc774\ud074(D)\uc740 \uc2a4\uc704\uce58\uac00 \ucf1c\uc838 \uc788\ub294 \uc2dc\uac04(T<sub>on<\/sub>)\uacfc \uc804\uccb4 \uc8fc\uae30(T)\uc758 \ube44\uc728\ub85c \uc815\uc758\ub429\ub2c8\ub2e4.<\/p>\n<p>\\[ D = \\frac{T_{\\text{on}}}{T} \\]<\/p>\n<p>\uc5ec\uae30\uc11c T\ub294 \uc2a4\uc704\uce58\uac00 \ucf1c\uc84c\ub2e4 \uaebc\uc9c0\ub294 \ub370 \ud544\uc694\ud55c \uc804\uccb4 \uc2dc\uac04, \uc989 \ud55c \uc0ac\uc774\ud074\uc758 \uae30\uac04\uc774\uba70, T<sub>on<\/sub>\uc740 \uc2a4\uc704\uce58\uac00 \ucf1c\uc838 \uc788\uc5b4 \uc778\ub355\ud130\uc5d0 \uc5d0\ub108\uc9c0\ub97c \uacf5\uae09\ud558\ub294 \uc2dc\uac04\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \ub4c0\ud2f0 \uc0ac\uc774\ud074 D\ub294 0\uacfc 1 \uc0ac\uc774\uc758 \uac12\uc73c\ub85c, \uc774 \uac12\uc774 \ud074\uc218\ub85d \ucd9c\ub825 \uc804\uc555\uc740 \ub0ae\uc544\uc9d1\ub2c8\ub2e4.<\/p>\n<h2>\ubc84\ud06c \uc804\ub958 \ub808\uade4\ub808\uc774\ud130\uc758 \uc7a5\uc810<\/h2>\n<p>\ubc84\ud06c \uc804\ub958 \ub808\uade4\ub808\uc774\ud130\ub294 \ub9ce\uc740 \uc7a5\uc810\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uac00\uc7a5 \uc8fc\ubaa9\ud560 \ub9cc\ud55c \uac83\uc740 \uadf8 \ud6a8\uc728\uc131\uc785\ub2c8\ub2e4. \ubcc0\uc555\uae30\ub97c \uc0ac\uc6a9\ud558\ub294 \uc120\ud615 \uc804\uc555 \ub808\uade4\ub808\uc774\ud130\uc5d0 \ube44\ud574 \uc5f4 \uc18c\ubaa8\uac00 \ud6e8\uc52c \uc801\uae30 \ub54c\ubb38\uc5d0 \ubc30\ud130\ub9ac \uc218\uba85\uc744 \uc5f0\uc7a5\ud558\uace0 \uc5d0\ub108\uc9c0 \ube44\uc6a9\uc744 \uc808\uac10\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610 \ub2e4\ub978 \uc911\uc694\ud55c \uc810\uc740 \uc774 \uc7a5\uce58\uc758 \uc2a4\uc704\uce6d \ub3d9\uc791\uc73c\ub85c \uc778\ud574 \uc608\uc0c1\ud560 \uc218 \uc788\ub294 \ucd9c\ub825 \uc804\uc555\uc758 \ub192\uc740 \uc815\ud655\uc131\uacfc \uc870\uc808 \uac00\ub2a5\uc131\uc785\ub2c8\ub2e4. \ub610\ud55c, \ubc84\ud06c \ub808\uade4\ub808\uc774\ud130\ub294 \uacbd\ub7c9\uc774\uace0 \ucef4\ud329\ud2b8\ud55c \ub514\uc790\uc778\uc744 \uac00\ub2a5\ud558\uac8c \ud574 \uc804\uc790 \uc81c\ud488\uc758 \uc804\ubc18\uc801\uc778 \ud06c\uae30\uc640 \ubb34\uac8c\ub97c \uc904\uc77c \uc218 \uc788\uac8c \ud569\ub2c8\ub2e4.<\/p>\n<p>\ucd5c\uc885\uc801\uc73c\ub85c, \ubc84\ud06c \uc804\ub958 \ub808\uade4\ub808\uc774\ud130\ub97c \uc774\ud574\ud558\uace0 \ud65c\uc6a9\ud558\ub294 \uac83\uc740 \ubaa8\ubc14\uc77c \uae30\uae30\uc758 \ubc30\ud130\ub9ac \uad00\ub9ac \ubc0f \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc131 \ud5a5\uc0c1\uc5d0 \uaf2d \ud544\uc694\ud569\ub2c8\ub2e4. \uacf5\ud559\uacfc \uc804\uc790\ud559\uc744 \uacf5\ubd80\ud558\ub294 \ud559\uc0dd\ub4e4\uc5d0\uac8c \uc774\ub7ec\ud55c \uc804\uc790\uae30\uc801 \uc6d0\ub9ac\uc758 \uae30\ubcf8\uc744 \uc774\ud574\ud558\uace0 \uc801\uc6a9\ud558\ub294 \ub2a5\ub825\uc740 \ubbf8\ub798\uc758 \ud601\uc2e0\uc744 \uc774\ub04c\uc5b4 \uac00\ub294 \ub370 \uc911\uc694\ud55c \uae30\ucd08\ub97c \ub9c8\ub828\ud574 \uc90d\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ubc84\ud06c \uc804\ub958 \ub808\uade4\ub808\uc774\ud130\ub294 \uace0\ud6a8\uc728 DC \uc804\uc555 \ubcc0\ud658\uc744 \uc704\ud55c \uc804\uc790\uc7a5\uce58\ub85c, \uc5d0\ub108\uc9c0 \uc808\uac10\uacfc \uae54\ub054\ud55c \uc804\ub825 \uacf5\uae09\uc744 \ubaa9\ud45c\ud558\ub294 \ubc30\ud130\ub9ac \ucda9\uc804\uae30 \ubc0f \uc804\uc790\uae30\uae30\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":172403,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-146947","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":"<!-- This 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