{"id":147617,"date":"2024-04-27T14:32:29","date_gmt":"2024-04-27T14:32:29","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%95%88%ed%8b%b0%eb%aa%a8%eb%8b%88-%eb%82%a9-%ec%86%94%eb%8d%94%eb%a7%81\/"},"modified":"2024-04-27T14:32:29","modified_gmt":"2024-04-27T14:32:29","slug":"%ec%95%88%ed%8b%b0%eb%aa%a8%eb%8b%88-%eb%82%a9-%ec%86%94%eb%8d%94%eb%a7%81","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%95%88%ed%8b%b0%eb%aa%a8%eb%8b%88-%eb%82%a9-%ec%86%94%eb%8d%94%eb%a7%81\/","title":{"rendered":"\uc548\ud2f0\ubaa8\ub2c8 \ub0a9 \uc194\ub354\ub9c1"},"content":{"rendered":"<p class=\"sidekick\">\uc804\uc790\ubd80\ud488 \uc5f0\uacb0\uc758 \ud575\uc2ec \uae30\uc220\uc778 \uc548\ud2f0\ubaa8\ub2c8 \ub0a9 \uc194\ub354\ub9c1\uc758 \uc735\uc810, \uc816\uc74c\uc131 \ud2b9\uc131 \ubc0f \uc0ac\uc6a9\uc0c1\uc758 \uc8fc\uc758\uc810\uc5d0 \ub300\ud574 \uc548\ub0b4\ud569\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\uc548\ud2f0\ubaa8\ub2c8-\ub0a9-\uc194\ub354\ub9c1.png\" alt=\"\uc548\ud2f0\ubaa8\ub2c8 \ub0a9 \uc194\ub354\ub9c1\"\/><\/p>\n<h2>\uc548\ud2f0\ubaa8\ub2c8 \ub0a9 \uc194\ub354\ub9c1\uc758 \uc774\ud574<\/h2>\n<p>\uc804\uc790\uae30\uae30\ub098 \ud68c\ub85c\ud310 \uc81c\uc791\uc5d0 \uc788\uc5b4 \ud544\uc218\uc801\uc778 \uae30\uc220 \uc911 \ud558\ub098\ub294 &#8216;\uc194\ub354\ub9c1(soldering)&#8217;\uc785\ub2c8\ub2e4. \uc194\ub354\ub9c1\uc774\ub780 \uae08\uc18d \ubd80\ud488\uc744 \uc11c\ub85c \uc5f0\uacb0\ud558\uae30 \uc704\ud558\uc5ec \uc194\ub354(\ub0a9\uae30\ubc18\uc758 \ud569\uae08)\ub97c \ub179\uc5ec \uc0ac\uc6a9\ud558\ub294 \uae30\ubc95\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc5d0\uc11c \uac00\uc7a5 \ud754\ud788 \uc0ac\uc6a9\ub418\ub294 \uc194\ub354\uc758 \uc7ac\ub8cc \uc911 \ud558\ub098\uac00 &#8216;\uc548\ud2f0\ubaa8\ub2c8 \ub0a9&#8217;\uc785\ub2c8\ub2e4. \uc548\ud2f0\ubaa8\ub2c8(Sb)\ub294 \ub0a9(Pb)\uc5d0 \uc18c\ub7c9 \ucca8\uac00\ub420 \ub54c \uc194\ub354\uc758 \ubb3c\ub9ac\uc801 \ud2b9\uc131\uc744 \uac1c\uc120\ud558\ub294 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc624\ub298\uc740 \uc774 \uc548\ud2f0\ubaa8\ub2c8 \ub0a9 \uc194\ub354\ub9c1\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc194\ub354\ub9c1\uc758 \uc8fc\ub41c \ubaa9\uc801\uc740 \uc804\uae30\uc801 \uc5f0\uacb0\uc744 \ud655\ubcf4\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774 \uc791\uc5c5\uc744 \uc704\ud574\uc11c\ub294 \uc194\ub354\uac00 \uc77c\uc815\ud55c \ubb3c\uc131\uc744 \uac00\uc838\uc57c \ud558\ub294\ub370, \uadf8 \uc911\uc694\ud55c \ubb3c\uc131\uc774 \ubc14\ub85c &#8216;\uc735\uc810(\ub179\ub294 \uc810)&#8217;\uacfc &#8216;\uc816\uc74c\uc131(wettability)&#8217;\uc785\ub2c8\ub2e4. \ub0a9\uacfc \uc548\ud2f0\ubaa8\ub2c8 \ud569\uae08\uc740 \uc801\ub2f9\ud55c \uc735\uc810\uc744 \uac00\uc9c0\uba70, \uc804\uc790 \ubd80\ud488\uacfc \ud68c\ub85c\ud310\uc5d0 \uc798 \uc816\uc5b4\uc11c \uc6b0\uc218\ud55c \uc811\ucc29\ub825\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>\uc735\uc810:<\/strong> \ub0a9\uc740 \uc21c\uc218\ud55c \uc0c1\ud0dc\uc5d0\uc11c 327.5\u00b0C\uc758 \uc735\uc810\uc744 \uac00\uc9d1\ub2c8\ub2e4. \uc548\ud2f0\ubaa8\ub2c8\ub97c \ucca8\uac00\ud558\uba74 \ud569\uae08\uc758 \uc735\uc810\uc740 \ub0a9\ub9cc \uc0ac\uc6a9\ud560 \ub54c\ubcf4\ub2e4 \ub2e4\uc18c \uc0c1\uc2b9\ud558\uc5ec, \ucc98\ub9ac \uacfc\uc815\uc5d0\uc11c \ubd80\ud488\uc758 \uc5f4\uc801 \uc190\uc0c1\uc744 \ubc29\uc9c0\ud558\ub294 \ub370 \ub3c4\uc6c0\uc744 \uc90d\ub2c8\ub2e4.<\/li>\n<li><strong>\uc816\uc74c\uc131:<\/strong> \uc194\ub354\uac00 \ubd80\ud488\uc758 \ud45c\uba74\uc5d0 \uc798 \ud37c\uc838\uc11c \uacb0\ud569\ud558\ub294 \uc131\uc9c8\uc744 \uc816\uc74c\uc131\uc774\ub77c\uace0 \ud569\ub2c8\ub2e4. \uc548\ud2f0\ubaa8\ub2c8 \ucca8\uac00\ub294 \ud569\uae08\uc774 \ud45c\uba74\uc5d0 \ub354 \uc798 \ud37c\uc9c0\ub3c4\ub85d \ud558\uc5ec \uc804\uae30\uc801 \uc5f0\uacb0\uc758 \uc548\uc815\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc194\ub354\uc758 \uc870\uc131\uc740 \uc804\uc790\uacf5\ud559\uacfc \uc804\uae30\uae30\uc220\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud558\uba70, \uc548\ud2f0\ubaa8\ub2c8\uac00 \ucca8\uac00\ub41c \uc194\ub354\ub294 \uc77c\ubc18\uc801\uc73c\ub85c 5% \ubbf8\ub9cc\uc758 \uc548\ud2f0\ubaa8\ub2c8\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4. \uc774\ub807\uac8c \uc18c\ub7c9\uc758 \uc548\ud2f0\ubaa8\ub2c8\uac00 \ucca8\uac00\ub418\uba74, \ub0a9\uc758 \uae30\uacc4\uc801 \ud2b9\uc131 \uc5ed\uc2dc \ud5a5\uc0c1\ub418\uc5b4 \ub354\uc6b1 \uacac\uace0\ud55c \uc804\uae30\uc801 \uc811\uc810\uc744 \ud615\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uadf8\ub7ec\ub098 \uc548\ud2f0\ubaa8\ub2c8 \ub0a9 \uc194\ub354\uc758 \uc0ac\uc6a9\uc5d0 \uc788\uc5b4 \uba87 \uac00\uc9c0 \uc8fc\uc758\ud574\uc57c \ud560 \uc810\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ub0a9\uc740 \uc778\uccb4\uc5d0 \uc720\ud574\ud55c \uc911\uae08\uc18d\uc73c\ub85c \ubd84\ub958\ub418\uba74\uc11c, \uc194\ub354\ub9c1 \uc791\uc5c5 \uc911 \ubc1c\uc0dd\ud558\ub294 \uc5f0\uae30\uc5d0 \uc7a5\uae30\uac04 \ub178\ucd9c\ub420 \uacbd\uc6b0 \uac74\uac15\uc0c1\uc758 \ubb38\uc81c\ub97c \uc77c\uc73c\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc548\uc804\ud55c \uc791\uc5c5 \ud658\uacbd\uacfc \uc801\uc808\ud55c \ubcf4\ud638 \uc7a5\ube44\uc758 \uc0ac\uc6a9\uc774 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \ub610\ud55c, \ud658\uacbd\uc801\uc778 \uce21\uba74\uc5d0\uc11c\ub3c4 \ub0a9 \uc0ac\uc6a9 \uc81c\ud55c\uc744 \ub450\uace0 \uc788\ub294 RoHS(Restriction of Hazardous Substances) \uc9c0\uce68\uacfc \uac19\uc740 \uaddc\uc81c\uc5d0 \ubd80\ud569\ud558\ub294 \uc194\ub354 \uc0ac\uc6a9\uc774 \uc694\uad6c\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc548\ud2f0\ubaa8\ub2c8 \ub0a9 \uc194\ub354\ub294 \ub192\uc740 \uc804\uae30 \uc804\ub3c4\uc131\uacfc \uae30\uacc4\uc801 \uac15\ub3c4, \uc26c\uc6b4 \uc0ac\uc6a9\uc131\uc73c\ub85c \ub9ce\uc774 \uc0ac\uc6a9\ub418\uc9c0\ub9cc, \ud658\uacbd \ubc0f \uac74\uac15\uacfc \uad00\ub828\ub41c \uaddc\uc81c\ub97c \uace0\ub824\ud574 \uc548\uc804\ud55c \uc18c\uc7ac\ub85c\uc758 \uc804\ud658\ub3c4 \uc911\uc694\ud55c \uacfc\uc81c\ub85c \ub5a0\uc624\ub974\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c \ud30c\ud2b8\uc5d0\uc11c\ub294 \uc774\ub7ec\ud55c \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud55c \ub300\uc548 \uc194\ub354 \uc18c\uc7ac\uc640 \ucd5c\uc2e0 \uae30\uc220 \ub3d9\ud5a5\uc5d0 \ub300\ud574 \ub354 \uc790\uc138\ud788 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. <\/p>\n<h2>\ub300\uc548 \uc194\ub354 \uc18c\uc7ac \ubc0f \uae30\uc220 \ub3d9\ud5a5<\/h2>\n<p>\uc548\uc804\uc131 \ubc0f \ud658\uacbd \ubcf4\ud638\ub97c \uc704\ud574 \uac1c\ubc1c\ub41c \ub300\uc548 \uc194\ub354 \uc18c\uc7ac\uc5d0\ub294 \uc8fc\uc11d(Sn), \uad6c\ub9ac(Cu), \uc2e4\ubc84(Ag) \ub4f1\uc774 \ud3ec\ud568\ub41c \ubb34\uc5f0 \uc194\ub354\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubb34\uc5f0 \uc194\ub354\ub294 \uc8fc\uc11d\uc744 \uae30\ubc18\uc73c\ub85c \ud558\uba70, \uc18c\ub7c9\uc758 \ub2e4\ub978 \uae08\uc18d\uc744 \ucca8\uac00\ud558\uc5ec \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc8fc\uc11d-\uc740-\uad6c\ub9ac(Sn-Ag-Cu) \ud569\uae08\uc740 \ub0a9\uc744 \ud3ec\ud568\ud558\uc9c0 \uc54a\uc73c\uba74\uc11c\ub3c4 \uc720\uc0ac\ud55c \ubb3c\ub9ac\uc801 \ud2b9\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<ul>\n<li><strong>\ubb34\uc5f0 \uc194\ub354\uc758 \uc735\uc810:<\/strong> \uc8fc\uc11d-\uc740-\uad6c\ub9ac \ud569\uae08\uc740 \ub300\ub7b5 217\u00b0C \ubd80\uadfc\uc5d0\uc11c \ub179\uc2b5\ub2c8\ub2e4. \ub0a9\uae30\ubc18 \uc194\ub354\uc640 \ube44\uad50\ud558\uba74 \uc735\uc810\uc774 \ub192\uc9c0\ub9cc, \uc801\uc808\ud55c \uc791\uc5c5 \ubc29\ubc95\uc744 \uc801\uc6a9\ud558\uba74 \uc774\ub97c \uadf9\ubcf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li><strong>\ubb34\uc5f0 \uc194\ub354\uc758 \uc816\uc74c\uc131:<\/strong> \ubb34\uc5f0 \uc194\ub354\ub294 \uc548\ud2f0\ubaa8\ub2c8 \ub0a9 \uc194\ub354\ub9cc\ud07c \uc816\uc74c\uc131\uc774 \uc88b\uc9c0 \uc54a\uc744 \uc218 \uc788\uc73c\ub098, \ud604\ub300\uc758 \uacbd\ud5a5\uc740 \ub179\ub294 \uc810\uacfc \uc816\uc74c\uc131\uc758 \uade0\ud615\uc744 \ub9de\ucd94\ub294 \uac83\uc785\ub2c8\ub2e4. \uc989, \ucd5c\uc801\ud654\ub41c \ud569\uae08\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc720\uc0ac\ud55c \uc811\ucc29\ub825\uc744 \ud655\ubcf4\ud558\ub824\ub294 \uc2dc\ub3c4\uac00 \uc774\ub8e8\uc5b4\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\ub610\ud55c, \uc194\ub354\ub9c1 \uae30\uc220\uc758 \ubc1c\uc804\uc5d0 \ub530\ub77c \uc194\ub354\ud398\uc774\uc2a4\ud2b8\uc758 \uc801\uc6a9\uc774\ub098 \ub9ac\ud50c\ub85c \uc194\ub354\ub9c1\uacfc \uac19\uc740 \uace0\uae09 \uae30\ubc95\uc774 \uc0ac\uc6a9\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uae30\ubc95\uc740 \ubb34\uc5f0 \uc194\ub354\uc758 \ub2e8\uc810\uc744 \ubcf4\uc644\ud558\uace0 \ud6a8\uc728\uc801\uc778 \uc194\ub354\ub9c1\uc744 \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4. \uc801\uc678\uc120 \ub9ac\ud50c\ub85c \uae30\uc220\uc744 \uc0ac\uc6a9\ud558\uba74 \ub354 \ub0ae\uc740 \uc628\ub3c4\uc5d0\uc11c \ub354 \uade0\uc77c\ud55c \uc5f4 \ubd84\ud3ec\ub97c \ub2ec\uc131\ud560 \uc218 \uc788\uc5b4 \ubd80\ud488\uc758 \uc5f4\uc801 \uc190\uc0c1\uc744 \uc904\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uacb0\ub860<\/h2>\n<p>\uc194\ub354\ub9c1\uc740 \uc804\uc790\uc81c\ud488 \uc81c\uc870\uc5d0 \uc788\uc5b4 \ud575\uc2ec\uc801\uc778 \uae30\uc220\uc774\uba70, \uc548\ud2f0\ubaa8\ub2c8 \ub0a9 \uc194\ub354\ub294 \uadf8 \uc6b0\uc218\uc131 \ub355\ubd84\uc5d0 \uc624\ub79c \uc2dc\uac04 \ub3d9\uc548 \ub9ce\uc774 \uc0ac\uc6a9\ub418\uc5b4 \uc654\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc778\uccb4\uc640 \ud658\uacbd\uc5d0 \ub300\ud55c \uc704\ud5d8\uc744 \uace0\ub824\ud560 \ub54c, \ubb34\uc5f0 \uc194\ub354\uc640 \uac19\uc740 \ub300\uccb4 \uc18c\uc7ac\uc758 \uc911\uc694\uc131\uc774 \uc810\uc810 \ucee4\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uae30\uc220\uc801 \ubc1c\uc804\uc774 \ub300\uccb4 \uc194\ub354\uc758 \ubb3c\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uace0 \uae30\uc874 \ub0a9 \uc194\ub354\uc758 \uc720\ud574\uc131\uc744 \ud574\uacb0\ud558\ub294 \ubc29\ud5a5\uc73c\ub85c \ub098\uc544\uac00\uace0 \uc788\uc74c\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \uc55e\uc73c\ub85c\ub3c4 \uc194\ub354 \uc18c\uc7ac\uc640 \uad00\ub828 \uae30\uc220\uc758 \uacc4\uc18d\ub41c \uac1c\uc120 \ub178\ub825\uc740 \uc548\uc804\ud558\uace0 \ud658\uacbd \uce5c\ud654\uc801\uc778 \uc81c\ud488 \uc81c\uc870\ub97c \ud5a5\ud55c \uc911\uc694\ud55c \ubc1c\uac78\uc74c\uc774 \ub420 \uac83\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc804\uc790\ubd80\ud488 \uc5f0\uacb0\uc758 \ud575\uc2ec \uae30\uc220\uc778 \uc548\ud2f0\ubaa8\ub2c8 \ub0a9 \uc194\ub354\ub9c1\uc758 \uc735\uc810, \uc816\uc74c\uc131 \ud2b9\uc131 \ubc0f \uc0ac\uc6a9\uc0c1\uc758 \uc8fc\uc758\uc810\uc5d0 \ub300\ud574 \uc548\ub0b4\ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":178345,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-147617","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 site is optimized with the Yoast SEO plugin v17.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\uc548\ud2f0\ubaa8\ub2c8 \ub0a9 \uc194\ub354\ub9c1 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810<\/title>\n<meta name=\"description\" content=\"\uc804\uc790\ubd80\ud488 \uc5f0\uacb0\uc758 \ud575\uc2ec \uae30\uc220\uc778 \uc548\ud2f0\ubaa8\ub2c8 \ub0a9 \uc194\ub354\ub9c1\uc758 \uc735\uc810, \uc816\uc74c\uc131 \ud2b9\uc131 \ubc0f 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