{"id":16659,"date":"2026-09-03T11:33:24","date_gmt":"2026-09-03T03:33:24","guid":{"rendered":"https:\/\/www.wehopower.com\/?post_type=news&#038;p=16659"},"modified":"2026-08-29T11:39:57","modified_gmt":"2026-08-29T03:39:57","slug":"linear-vs-switching-power-supply-choosing-the-right-technology","status":"publish","type":"news","link":"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/","title":{"rendered":"\uc120\ud615 \ub300 \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58: \uc62c\ubc14\ub978 \uae30\uc220 \uc120\ud0dd"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\ubaa9\ucc28<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\ubaa9\ucc28 \ud1a0\uae00\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\ube44\ub140\uc7a5<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Introduction\" >\uc18c\uac1c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#What_Is_a_Power_Supply_and_Why_Does_Technology_Choice_Matter\" >\uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\ub780 \ubb34\uc5c7\uc774\uba70 \uae30\uc220 \uc120\ud0dd\uc774 \uc911\uc694\ud55c \uc774\uc720\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#What_Is_a_Linear_Power_Supply\" >Linear Power Supply \ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#What_Is_a_Switching_Power_Supply\" >Switching Power Supply \ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Linear_vs_Switching_Power_Supply_Key_Differences\" >Linear vs Switching Power Supply: \uc8fc\uc694 \ucc28\uc774\uc810<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Regulation_method\" >\uaddc\uc815 \ubc29\ubc95<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Efficiency\" >\ub2a5\ub960<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Heat_generation\" >\uc5f4 \ubc1c\uc0dd<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Size_and_Weight\" >\ud06c\uae30\uc640 \ubb34\uac8c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Noise\" >\uc18c\uc74c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#EMI\" >EMI (EMI)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Cost\" >\ube44\uc6a9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Applications\" >\uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#How_to_Select_the_Right_Power_Supply_Technology_for_Your_Project\" >\ud504\ub85c\uc81d\ud2b8\uc5d0 \uc801\ud569\ud55c \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58 \uae30\uc220\uc744 \uc120\ud0dd\ud558\ub294 \ubc29\ubc95<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Step_1_Identify_Application\" >\ub2e8\uacc4 1: \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \uc2dd\ubcc4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Step_2_Determine_Power_Requirements\" >2\ub2e8\uacc4: \uc804\uc6d0 \uc694\uad6c \uc0ac\ud56d \ud655\uc778<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Step_3_Consider_Efficiency\" >Step 3: \ud6a8\uc728\uc131\uc744 \uace0\ub824\ud558\ub77c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Step_4_Evaluate_Noise_Sensitivity\" >4\ub2e8\uacc4: \ub178\uc774\uc988 \ubbfc\uac10\ub3c4 \ud3c9\uac00<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Step_5_Check_Thermal_Constraints\" >5\ub2e8\uacc4: \uc5f4 \uad6c\uc18d\uc870\uac74 \ud655\uc778<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Step_6_Consider_Cost_and_Maintenance\" >Step 6: \ube44\uc6a9 \ubc0f \uc720\uc9c0\ubcf4\uc218 \uace0\ub824<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Linear_vs_Switching_Power_Supply_Which_One_Should_You_Choose\" >\uc120\ud615 vs \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58 : \uc5b4\ub290 \uac83\uc744 \uc120\ud0dd\ud574\uc57c\ud569\ub2c8\uae4c?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#FAQs\" >FAQ<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Which_is_more_efficient_linear_or_switching_power_supply\" >\uc120\ud615 \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uc640 \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58 \uc911 \uc5b4\ub290 \uac83\uc774 \ub354 \ud6a8\uc728\uc801\uc785\ub2c8\uae4c?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Are_switching_power_supplies_noisy\" >\uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\ub97c \uc804\ud658\ud558\ub294 \ub3d9\uc548 \uc18c\uc74c\uc774 \ubc1c\uc0dd\ud569\ub2c8\uae4c?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Which_power_supply_is_better_for_LED_lighting\" >LED \uc870\uba85\uc5d0 \ub354 \uc801\ud569\ud55c \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/#Conclusion\" >\uacb0\ub860<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Introduction\"><\/span><strong>\uc18c\uac1c<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\ub97c \uc120\ud0dd\ud560 \ub54c \ub9ce\uc740 \uad6c\ub9e4\uc790\uac00 \uba3c\uc800 \ucd9c\ub825 \uc804\uc555, \ucd9c\ub825 \uc804\ub958 \ubc0f \uc804\ub825 \ub4f1\uae09\uc5d0 \ucd08\uc810\uc744 \ub9de\ucd94\uc9c0\ub9cc \uc2e4\uc81c\ub85c\ub294, <a href=\"https:\/\/www.wehopower.com\/ko\/product-guide\/\" target=\"_blank\" rel=\"noopener\"><strong>\uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58 \uae30\uc220<\/strong><\/a> \ub610\ud55c \ud6a8\uc728\uc131, \uc5f4 \ubc1c\uc0dd, \uc18c\uc74c, EMI, \ud06c\uae30, \ube44\uc6a9 \ubc0f \uc7a5\uae30\uc801\uc778 \uc791\ub3d9 \uc548\uc815\uc131\uc5d0 \uc9c1\uc811\uc801\uc73c\ub85c \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4.\ud604\uc7ac \uc0b0\uc5c5 \uc7a5\ube44\uc5d0\uc11c \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \ub450 \uae30\uc220, LED \uc870\uba85, \ud1b5\uc2e0 \uc7a5\ube44, \ud14c\uc2a4\ud2b8 \uc7a5\ube44 \ubc0f \uc790\ub3d9\ud654 \uc2dc\uc2a4\ud15c\uc740 \uc120\ud615 \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58 \ubc0f \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uc785\ub2c8\ub2e4.\ub458 \ub2e4 \uc7a5\ube44\uc5d0 \uc548\uc815\uc801\uc778 \uc804\uae30 \uc5d0\ub108\uc9c0\ub97c \uc81c\uacf5 \ud560 \uc218 \uc788\uc9c0\ub9cc \uc804\uc555 \uc870\uc808, \ud6a8\uc728\uc131\uc5d0\uc11c \ub69c\ub837\ud55c \ucc28\uc774\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc5f4\uc131\ub2a5\uacfc \uc18c\uc74c Thermal Performance and Noise.<\/p>\n<p>\ub530\ub77c\uc11c, \uc120\ud615 \ub300 \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58, \uc5b4\ub290 \uac83\uc774 \ud504\ub85c\uc81d\ud2b8\uc5d0 \ub354 \uc801\ud569\ud569\ub2c8\uae4c?\uc774 \ubb38\uc11c\uc5d0\uc11c\ub294 \uc791\uc5c5 \uc6d0\ub9ac, \uc131\ub2a5, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \uc2dc\ub098\ub9ac\uc624 \ubc0f \uc870\ub2ec \ube44\uc6a9\uc744 \ube44\uad50\ud558\uc5ec \ubcf4\ub2e4 \uc801\ud569\ud55c \uc804\uc6d0 \uacf5\uae09 \uae30\uc220\uc744 \uc120\ud0dd\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774\ub429\ub2c8\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_Is_a_Power_Supply_and_Why_Does_Technology_Choice_Matter\"><\/span><strong>\uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\ub780 \ubb34\uc5c7\uc774\uba70 \uae30\uc220 \uc120\ud0dd\uc774 \uc911\uc694\ud55c \uc774\uc720\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/www.wehopower.com\/ko\/products\/\" target=\"_blank\" rel=\"noopener\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-16662 size-large\" title=\"\uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\ub780 \ubb34\uc5c7\uc774\uba70 \uae30\uc220 \uc120\ud0dd\uc774 \uc911\uc694\ud55c \uc774\uc720\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?\" src=\"https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_22_26-1024x683.png?quality=85&strip=all\" alt=\"Power Supply technology showing AC input, stable DC output, industrial applications, efficiency, heat generation, noise, EMI, size, cost, and reliability\" width=\"750\" height=\"500\" srcset=\"https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_22_26-1024x683.png?quality=85&strip=all 1024w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_22_26-300x200.png?quality=85&strip=all 300w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_22_26-768x512.png?quality=85&strip=all 768w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_22_26-18x12.png?quality=85&strip=all 18w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_22_26.png?quality=85&strip=all 1536w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/a><\/p>\n<p>\uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uc758 \uc8fc\uc694 \uae30\ub2a5\uc740 \uc785\ub825\ub41c \uc804\uae30 \uc5d0\ub108\uc9c0\ub97c \uc7a5\uce58\uac00 \uc548\uc804\ud558\uac8c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \uc804\uc555 \ubc0f \uc804\ub958\ub85c \ubcc0\ud658\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc608\ub97c \ub4e4\uc5b4, \uc0b0\uc5c5\uc6a9 \uc7a5\uce58\uc5d0\ub294 \uc548\uc815\uc801\uc778 24V DC \ucd9c\ub825\uc774 \ud544\uc694\ud560 \uc218 \uc788\uc73c\uba70 AC Mains\uc5d0\uc11c \uc785\ub825\uc774 \ud544\uc694\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub54c \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\ub294 \uc804\uc555 \ubcc0\ud658, \uaddc\uc815 \ubc0f \ub2e4\uc591\ud55c \ubcf4\ud638 \uae30\ub2a5\uc744 \uc644\ub8cc\ud574\uc57c\ud569\ub2c8\ub2e4.<\/p>\n<p>\ub2e4\ub978 <a href=\"https:\/\/www.wehopower.com\/ko\/building-automation\/\" target=\"_blank\" rel=\"noopener\"><strong>\uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58 \uae30\uc220<\/strong><\/a> \uadf8\uac83\uc740 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4 :<\/p>\n<ul>\n<li>\ub2a5\ub960<\/li>\n<li>\uc5f4 \ubc1c\uc0dd<\/li>\n<li>\ucd9c\ub825 \uc548\uc815\uc131<\/li>\n<li>\uc18c\uc74c<\/li>\n<li>EMI (EMI)<\/li>\n<li>\ud06c\uae30\uc640 \ubb34\uac8c<\/li>\n<li>\uc720\uc9c0\uad00\ub9ac \ube44\uc6a9<\/li>\n<li>\uc804\uccb4 \uc2dc\uc2a4\ud15c \uc2e0\ub8b0\uc131<\/li>\n<\/ul>\n<p>\ub530\ub77c\uc11c \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\ub97c \uad6c\uc785\ud560 \ub54c\ub294 \uac00\uaca9\uacfc \ucd9c\ub825 \uc804\uc555\uc744 \ube44\uad50\ud560 \ubfd0\ub9cc \uc544\ub2c8\ub77c \uc2e4\uc81c \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8\uc5d0 \ub530\ub77c \uc801\uc808\ud55c \uae30\uc220\uc744 \uc120\ud0dd\ud574\uc57c\ud569\ub2c8\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_Is_a_Linear_Power_Supply\"><\/span><strong>Linear Power Supply \ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/www.wehopower.com\/ko\/products\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" class=\"alignnone wp-image-16663 size-large\" title=\"Linear Power Supply \ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?\" src=\"https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_25_52-1024x683.png?quality=85&strip=all\" alt=\"Linear Power Supply with transformer, rectifier, filter, and linear regulator for stable low-noise DC output\" width=\"750\" height=\"500\" srcset=\"https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_25_52-1024x683.png?quality=85&strip=all 1024w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_25_52-300x200.png?quality=85&strip=all 300w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_25_52-768x512.png?quality=85&strip=all 768w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_25_52-18x12.png?quality=85&strip=all 18w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_25_52.png?quality=85&strip=all 1536w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/a><\/p>\n<p>\uc120\ud615 \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\ub294 \uc804\ud1b5\uc801\uc778 \uc804\ub825 \ubcc0\ud658 \uae30\uc220\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc77c\ubc18\uc801\uc73c\ub85c \ubcc0\uc555\uae30, \uc815\ub958\uae30, \ud544\ud130 \ubc0f \uc120\ud615 \uc870\uc815\uae30\ub97c \ud1b5\ud574 \uc785\ub825 \uc804\uc555\uc744 \uc548\uc815\uc801\uc778 DC \ucd9c\ub825\uc73c\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4.<\/p>\n<p>\uac00\uc7a5 \ud070 \ud2b9\uc9d5\uc740 \ube44\uad50\uc801 \uac04\ub2e8\ud55c \ubc29\uc2dd\uc73c\ub85c \uc791\ub3d9\ud558\uba70 \ub9e4\uc6b0 \ub0ae\uc740 \ucd9c\ub825 \ub178\uc774\uc988\ub97c \uc81c\uacf5 \ud560 \uc218 \uc788\ub2e4\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p><span style=\"font-size: 18pt;\"><strong>\uc774\uc810<\/strong><\/span><\/p>\n<p><strong>\ub0ae\uc740 \uc18c\uc74c<\/strong><\/p>\n<p>Linear Regulation\uc740 \uace0\uc18d \uc2a4\uc704\uce6d\uc744 \ud544\uc694\ub85c \ud558\uc9c0 \uc54a\uc73c\ubbc0\ub85c \uc0dd\uc131\ub418\ub294 \uc2a4\uc704\uce6d \ub178\uc774\uc988\uac00 \ub0ae\uc2b5\ub2c8\ub2e4.<\/p>\n<p><strong>\ub0ae\uc740 EMI<\/strong><\/p>\n<p>\uace0\uc8fc\ud30c \uc2a4\uc704\uce6d \ub3d9\uc791\uc774 \uc5c6\uae30 \ub54c\ubb38\uc5d0 EMI\ub97c \uc81c\uc5b4\ud558\ub294 \uac83\uc774 \uc77c\ubc18\uc801\uc73c\ub85c \ub354 \uc27d\uc2b5\ub2c8\ub2e4.<\/p>\n<p><strong>\uc2ec\ud50c\ud55c \ub514\uc790\uc778<\/strong><\/p>\n<p>\ud68c\ub85c \uad6c\uc870\ub294 \ube44\uad50\uc801 \uac04\ub2e8\ud558\uace0 \uc77c\ubd80 \ud2b9\uc815 \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8\uc5d0\uc11c \uc124\uacc4\ud558\uace0 \uc720\uc9c0 \uad00\ub9ac\ud558\uae30\uac00 \uc27d\uc2b5\ub2c8\ub2e4.<\/p>\n<p><span style=\"font-size: 18pt;\"><strong>\uc9e7\uc740 \uc2dc\uac04<\/strong><\/span><\/p>\n<p><strong>\ub0ae\uc740 \ud6a8\uc728\uc131<\/strong><\/p>\n<p>\uc785\ub825 \uc804\uc555\uc774 \ud544\uc694\ud55c \ucd9c\ub825 \uc804\uc555\ubcf4\ub2e4 \ud6e8\uc52c \ub192\uc73c\uba74 \ucd08\uacfc \uc5d0\ub108\uc9c0\ub294 \uc5f4 \ud615\ud0dc\ub85c \uc18c\ube44\ub429\ub2c8\ub2e4.<\/p>\n<p>\uc608\ub97c \ub4e4\uc5b4, \uc785\ub825 \uc804\uc555\uc774 \ub192\uace0 \uc7a5\uce58\uc5d0 \ub354 \ub0ae\uc740 DC \uc804\uc555\ub9cc \ud544\uc694\ud55c \uacbd\uc6b0 \uc5f4 \uc190\uc2e4\uc774 \ud06c\uac8c \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p><strong>\uace0\uc628 \ubc1c\uc0dd(High Heat Generation)<\/strong><\/p>\n<p>\ub0ae\uc740 \ud6a8\uc728 \ub54c\ubb38\uc5d0, \uc77c\ubc18\uc801\uc73c\ub85c \ub354 \ud070 \ud788\ud2b8\uc2f1\ud06c\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n<p><strong>\ud06c\uae30 \ubc0f \ubb34\uac8c Large size and weight<\/strong><\/p>\n<p>\uc804\ud1b5\uc801\uc778 \uc120\ud615 \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 \ubcc0\uc555\uae30 \ubc0f \ud788\ud2b8\uc2f1\ud06c\ub294 \uc0c1\ub300\uc801\uc73c\ub85c \ud074 \uc218 \uc788\uc73c\ubbc0\ub85c \uc804\uccb4 \ud06c\uae30\uc640 \ubb34\uac8c\ub294 \uc885\uc885 \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\ubcf4\ub2e4 \ub192\uc2b5\ub2c8\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_Is_a_Switching_Power_Supply\"><\/span><strong>Switching Power Supply \ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/www.wehopower.com\/ko\/products\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" class=\"alignnone wp-image-16664 size-large\" title=\"Switching Power Supply \ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?\" src=\"https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_28_03-1024x683.png?quality=85&strip=all\" alt=\"Switching Power Supply with high-frequency switching components for efficient AC-to-DC power conversion\" width=\"750\" height=\"500\" srcset=\"https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_28_03-1024x683.png?quality=85&strip=all 1024w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_28_03-300x200.png?quality=85&strip=all 300w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_28_03-768x512.png?quality=85&strip=all 768w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_28_03-18x12.png?quality=85&strip=all 18w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-2026\u5e748\u670823\u65e5-21_28_03.png?quality=85&strip=all 1536w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/www.wehopower.com\/ko\/product_category\/enclosed-switching-power-supply\/\" target=\"_blank\" rel=\"noopener\"><strong>\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58<\/strong><\/a> uses high-speed Switching Technology for Power Conversion.<\/p>\n<p>It converts the input electrical energy into the required Output Voltage and Current through components such as Switching Transistor, Transformer or Inductor, Rectifier and Control Circuit.<\/p>\n<p>Compared with Linear Power Supply, the main advantages of Switching Power Supply are High Efficiency, Compact Size and High Power Density.<\/p>\n<p><span style=\"font-size: 18pt;\"><strong>\uc774\uc810<\/strong><\/span><\/p>\n<p><strong>\uace0\ud6a8\uc728<\/strong><\/p>\n<p>Switching Operation can significantly reduce Energy Loss in Power Conversion, so many Switching Power Supply can achieve high Efficiency.<\/p>\n<p><strong>\ucef4\ud329\ud2b8\ud55c \uc0ac\uc774\uc988<\/strong><\/p>\n<p>Due to the high switching frequency, Transformer and Magnetic Components can be made smaller.<\/p>\n<p><strong>Lower Heat Generation<\/strong><\/p>\n<p>Higher Efficiency means that less Energy Loss is converted into Heat, so Thermal Management is usually easier.<\/p>\n<p><strong>\ub192\uc740 \uc804\ub825 \ubc00\ub3c4<\/strong><\/p>\n<p>Switching Power Supply can provide high Output Power in a smaller volume, so it is especially suitable for Industrial Equipment and Compact Systems.<\/p>\n<p><span style=\"font-size: 18pt;\"><strong>\uc9e7\uc740 \uc2dc\uac04<\/strong><\/span><\/p>\n<p><strong>Switching noise<\/strong><\/p>\n<p>High-speed Switching Will Produce A Certain Amount Of Electrical Noise, So In Applications That Are Very Sensitive To Noise, Additional Consideration Of Filtering Needs To Be Considered.<\/p>\n<p><strong>EMI (EMI)<\/strong><\/p>\n<p>Switching Operation may produce Electromagnetic Interference (EMI), so Power Supply Design usually needs to add EMI Filter, Shielding and reasonable PCB Layout.<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Linear_vs_Switching_Power_Supply_Key_Differences\"><\/span><strong>Linear vs Switching Power Supply: \uc8fc\uc694 \ucc28\uc774\uc810<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Regulation_method\"><\/span><strong>\uaddc\uc815 \ubc29\ubc95<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Linear Power Supply adjusts the Output Voltage through Linear Regulator, and the excess voltage is mainly converted into Heat.<\/p>\n<p><a href=\"https:\/\/www.wehopower.com\/ko\/product\/s-150w-series-normal-single-switching-power-supply\/\" target=\"_blank\" rel=\"noopener\"><strong>\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58<\/strong><\/a> regulates Energy Transfer through high-speed Switching and Control Circuit, so Power Conversion Efficiency is usually higher.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Efficiency\"><\/span><strong>\ub2a5\ub960<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This is one of the most obvious differences between the two.<\/p>\n<p>Linear Power Supply When the gap between Input Voltage and Output Voltage is large, Efficiency will decrease significantly.<\/p>\n<p>Switching Power Supply can usually provide higher Efficiency, so it is more suitable for Long-Term Continuous Operation.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Heat_generation\"><\/span><strong>\uc5f4 \ubc1c\uc0dd<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Linear Technology will produce more Thermal Loss, so a larger Heat Sink is usually required.<\/p>\n<p>Switching Technology Usually Produces Less Heat Because Of Higher Efficiency.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Size_and_Weight\"><\/span><strong>\ud06c\uae30\uc640 \ubb34\uac8c<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Traditional Linear Power Supply usually requires larger Transformers and Heat Sinks.<\/p>\n<p>In contrast, Switching Power Supply can use a higher Switching Frequency to reduce the Size of Magnetic Components.<\/p>\n<p>Therefore, under the same Power Rating, Switching Power Supply is usually more Compact.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Noise\"><\/span><strong>\uc18c\uc74c<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If Application has very strict requirements for Low Noise, Linear Power Supply usually has an advantage.<\/p>\n<p>Switching Power Supply may produce Switching Noise, so it needs to be controlled through Filtering, PCB Design and Shielding.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"EMI\"><\/span><strong>EMI (EMI)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Linear Power Supply usually has a low Switching-related EMI.<\/p>\n<p>Switching Power Supply needs to pay special attention to EMI Compliance, especially in Industrial, Medical and Communication Equipment.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cost\"><\/span><strong>\ube44\uc6a9<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The Circuit Structure Of Linear Power Supply Is Relatively Simple, But Transformer, Heat Sink And Other Components May Increase Size And Material Cost.<\/p>\n<p>The Circuit Design Of Switching Power Supply Is More Complex, But With Higher Power Density And Efficiency, It Has Better Overall Cost Performance In Many Industrial Applications.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Applications\"><\/span><strong>\uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Linear Power Supply is more suitable for:<\/p>\n<ul>\n<li>Audio equipment<\/li>\n<li>Precision test equipment<\/li>\n<li>Low-noise instrumentation<\/li>\n<li>Noise-Sensitive Applications<\/li>\n<\/ul>\n<p>Switching Power Supply is more suitable for:<\/p>\n<ul>\n<li><a href=\"https:\/\/www.wehopower.com\/ko\/industrial-automation\/\" target=\"_blank\" rel=\"noopener\"><strong>\uc0b0\uc5c5 \uc790\ub3d9\ud654<\/strong><\/a><\/li>\n<li>LED lighting<\/li>\n<li>Communication equipment<\/li>\n<li>Battery Charging Systems<\/li>\n<li>Industrial control<\/li>\n<li>\uc5d0\ub108\uc9c0 \uc800\uc7a5 \uc2dc\uc2a4\ud15c<\/li>\n<li>High-power equipment<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_to_Select_the_Right_Power_Supply_Technology_for_Your_Project\"><\/span><strong>\ud504\ub85c\uc81d\ud2b8\uc5d0 \uc801\ud569\ud55c \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58 \uae30\uc220\uc744 \uc120\ud0dd\ud558\ub294 \ubc29\ubc95<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><a href=\"https:\/\/www.wehopower.com\/ko\/products\/\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-16665 size-large\" title=\"WEHO Power Industrial Switching Power Supply Solutions Guide\" src=\"https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/Gemini_Generated_Image_mizauzmizauzmiza-1024x572.jpeg?quality=85&strip=all\" alt=\"An infographic illustrating WEHO Power switching power supplies, including enclosed, DIN rail, LED drivers, and DC-DC converters for industrial applications.\" width=\"750\" height=\"419\" srcset=\"https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/Gemini_Generated_Image_mizauzmizauzmiza-1024x572.jpeg?quality=85&strip=all 1024w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/Gemini_Generated_Image_mizauzmizauzmiza-300x167.jpeg?quality=85&strip=all 300w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/Gemini_Generated_Image_mizauzmizauzmiza-768x429.jpeg?quality=85&strip=all 768w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/Gemini_Generated_Image_mizauzmizauzmiza-18x10.jpeg?quality=85&strip=all 18w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2026\/08\/Gemini_Generated_Image_mizauzmizauzmiza.jpeg?quality=85&strip=all 1376w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/a><\/h3>\n<h3><span class=\"ez-toc-section\" id=\"Step_1_Identify_Application\"><\/span><strong>\ub2e8\uacc4 1: \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \uc2dd\ubcc4<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>First, determine what Application your device belongs to.<\/p>\n<p>For example:<\/p>\n<p>Audio Equipment or Precision Measurement may pay more attention to Low Noise.<\/p>\n<p>Industrial Automation, LED Lighting and Communication Equipment usually pay more attention to Efficiency, Size and Reliability.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_2_Determine_Power_Requirements\"><\/span><strong>2\ub2e8\uacc4: \uc804\uc6d0 \uc694\uad6c \uc0ac\ud56d \ud655\uc778<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Determine the following parameters:<\/p>\n<ul>\n<li>\uc785\ub825 \uc804\uc555<\/li>\n<li>\ucd9c\ub825 \uc804\uc555<\/li>\n<li>\ucd9c\ub825 \uc804\ub958<\/li>\n<li>\uc815\uaca9 \ucd9c\ub825<\/li>\n<li>\ud53c\ud06c \uc804\ub825<\/li>\n<li>Load Profile<\/li>\n<\/ul>\n<p>These parameters determine whether the Power Supply can stably support the operation of the device.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_3_Consider_Efficiency\"><\/span><strong>Step 3: \ud6a8\uc728\uc131\uc744 \uace0\ub824\ud558\ub77c<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If the equipment needs to run for a long time every day, then Efficiency is very important.<\/p>\n<p>Higher Efficiency can reduce:<\/p>\n<ul>\n<li>Energy consumption<\/li>\n<li>\uc5f4 \ubc1c\uc0dd<\/li>\n<li>Cooling requirements<\/li>\n<li>Operating cost<\/li>\n<\/ul>\n<p>Therefore, for long-term industrial equipment, high-efficiency switching power supply should usually be given priority.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_4_Evaluate_Noise_Sensitivity\"><\/span><strong>4\ub2e8\uacc4: \ub178\uc774\uc988 \ubbfc\uac10\ub3c4 \ud3c9\uac00<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If your device is very sensitive to Electrical Noise, you should focus on evaluating:<\/p>\n<ul>\n<li>Output ripple<\/li>\n<li>Switching noise<\/li>\n<li>EMI (EMI)<\/li>\n<li>Noise filtering<\/li>\n<\/ul>\n<p>For Noise-Sensitive Applications, Linear Power Supply can be considered.<\/p>\n<p>If Switching Power Supply must be used, products with good EMI Filtering and Low Ripple Design should be selected.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_5_Check_Thermal_Constraints\"><\/span><strong>5\ub2e8\uacc4: \uc5f4 \uad6c\uc18d\uc870\uac74 \ud655\uc778<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>If the installation space of the equipment is limited, special attention should be paid to Heat Generation.<\/p>\n<p>Higher Efficiency Switching Power Supply can usually reduce Thermal Loss, so it is more suitable for Compact Enclosures and high-density devices.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_6_Consider_Cost_and_Maintenance\"><\/span><strong>Step 6: \ube44\uc6a9 \ubc0f \uc720\uc9c0\ubcf4\uc218 \uace0\ub824<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Don&#8217;t just compare the Purchase Price of Power Supply.<\/p>\n<p>It should also be considered:<\/p>\n<ul>\n<li>Energy cost<\/li>\n<li>Cooling cost<\/li>\n<li>Maintenance<\/li>\n<li>Replacement cost<\/li>\n<li>Service life<\/li>\n<li>Overall reliability<\/li>\n<\/ul>\n<p>For long-term operating devices, Higher Efficiency Power Supply may provide a lower Total Cost of Ownership (TCO) throughout the life cycle.<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Linear_vs_Switching_Power_Supply_Which_One_Should_You_Choose\"><\/span><strong>\uc120\ud615 vs \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58 : \uc5b4\ub290 \uac83\uc744 \uc120\ud0dd\ud574\uc57c\ud569\ub2c8\uae4c?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>If your project focuses most on Low Noise, Low EMI and simple Regulation, Linear Power Supply may be more suitable.<\/p>\n<p>If your project focuses more on High Efficiency, Compact Size, High Power Density and long-term operating costs, Switching Power Supply is usually a better choice.<\/p>\n<p>You can refer to it briefly:<\/p>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 50%;\"><strong>Requirement<\/strong><\/td>\n<td style=\"width: 50%;\"><strong>Recommended Technology<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\">Low Noise<\/td>\n<td style=\"width: 50%;\">Linear Power Supply<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\">\ub0ae\uc740 EMI<\/td>\n<td style=\"width: 50%;\">Linear Power Supply<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\">\uace0\ud6a8\uc728<\/td>\n<td style=\"width: 50%;\">\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\">Compact Size<\/td>\n<td style=\"width: 50%;\">\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\">\ub192\uc740 \uc804\ub825 \ubc00\ub3c4<\/td>\n<td style=\"width: 50%;\">\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\">Long-Term Operation<\/td>\n<td style=\"width: 50%;\">\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\">Precision Audio<\/td>\n<td style=\"width: 50%;\">Linear Power Supply<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\">Industrial Equipment<\/td>\n<td style=\"width: 50%;\">\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\">LED \uc870\uba85<\/td>\n<td style=\"width: 50%;\">\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Therefore, no Power Supply Technology can be applied to all projects. The final choice should be based on the comprehensive judgment of Application, Power Requirements, Efficiency, Noise, Thermal Conditions and Budget.<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQs\"><\/span><strong>FAQ<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Which_is_more_efficient_linear_or_switching_power_supply\"><\/span><strong>\uc120\ud615 \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uc640 \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58 \uc911 \uc5b4\ub290 \uac83\uc774 \ub354 \ud6a8\uc728\uc801\uc785\ub2c8\uae4c?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Usually, the Efficiency of Switching Power Supply is higher than that of Linear Power Supply.<\/p>\n<p>Especially in the case of a large gap between Input Voltage and Output Voltage, Linear Power Supply will produce more Thermal Loss, and Switching Power Supply can perform Energy Conversion more effectively.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Are_switching_power_supplies_noisy\"><\/span><strong>\uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\ub97c \uc804\ud658\ud558\ub294 \ub3d9\uc548 \uc18c\uc74c\uc774 \ubc1c\uc0dd\ud569\ub2c8\uae4c?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Switching Power Supply may produce certain Switching Noise and EMI.<\/p>\n<p>However, through EMI Filter, Shielding, Low-Ripple Design and reasonable Circuit Layout, these effects can be effectively reduced.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Which_power_supply_is_better_for_LED_lighting\"><\/span><strong>LED \uc870\uba85\uc5d0 \ub354 \uc801\ud569\ud55c \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>For most LED Lighting Applications, Switching Power Supply is usually more suitable.<\/p>\n<p>The reasons include:<\/p>\n<ul>\n<li>\uace0\ud6a8\uc728<\/li>\n<li>\ucef4\ud329\ud2b8\ud55c \uc0ac\uc774\uc988<\/li>\n<li>Lower Heat Generation<\/li>\n<li>Multiple Output Voltage Options<\/li>\n<li>\ub192\uc740 \uc804\ub825 \ubc00\ub3c4<\/li>\n<\/ul>\n<p>However, the specific choice still needs to be determined according to the Voltage, Current, Power and Dimming Requirements of the LED.<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>\uacb0\ub860<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Choosing Linear Power Supply or Switching Power Supply, you can&#8217;t simply think which Technology is better. If your project focuses on Low Noise, Low EMI and Precision Regulation, Linear Power Supply still has obvious advantages. If your project pays more attention to Efficiency, Compact Size, Power Density and long-term Operating Cost, Switching Power Supply is usually a more suitable choice. For Industrial Equipment, LED Lighting, Communication Systems and Automation Applications, Switching Technology can often provide better Overall Performance.<\/p>\n<p>Finally, when comparing Linear vs Switching Power Supply, it is recommended to comprehensively evaluate from Application, Power Requirements, Efficiency, Noise, Thermal Constraints and Total Cost of Ownership, rather than just focusing on Initial Purchase Price. <a href=\"https:\/\/www.wehopower.com\/ko\/contact\/\" target=\"_blank\" rel=\"noopener\">Contact Us to get more Info.<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction When choosing Power Supply, many purchasers first focus on Output Voltage, Output Current and Power Rating, but in fact, Power Supply Technology also directly affects Efficiency, Heat Generation, Noise, EMI, Size, Cost and long-term operation stability. At present, the two most common technologies in industrial equipment, LED Lighting, Communication Equipment, Test Equipment and Automation&hellip; <a class=\"more-link\" href=\"https:\/\/www.wehopower.com\/ko\/news\/linear-vs-switching-power-supply-choosing-the-right-technology\/\">Continue reading <span class=\"screen-reader-text\">\uc120\ud615 \ub300 \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58: \uc62c\ubc14\ub978 \uae30\uc220 \uc120\ud0dd<\/span><\/a><\/p>","protected":false},"author":4,"featured_media":16661,"parent":0,"menu_order":106,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"_acf_changed":false,"_joinchat":[],"footnotes":""},"news_category":[149,148],"class_list":["post-16659","news","type-news","status-publish","format-standard","has-post-thumbnail","hentry","news_category-blog","news_category-industry-news","entry"],"acf":[],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/www.wehopower.com\/ko\/wp-json\/wp\/v2\/news\/16659","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wehopower.com\/ko\/wp-json\/wp\/v2\/news"}],"about":[{"href":"https:\/\/www.wehopower.com\/ko\/wp-json\/wp\/v2\/types\/news"}],"author":[{"embeddable":true,"href":"https:\/\/www.wehopower.com\/ko\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wehopower.com\/ko\/wp-json\/wp\/v2\/comments?post=16659"}],"version-history":[{"count":5,"href":"https:\/\/www.wehopower.com\/ko\/wp-json\/wp\/v2\/news\/16659\/revisions"}],"predecessor-version":[{"id":16907,"href":"https:\/\/www.wehopower.com\/ko\/wp-json\/wp\/v2\/news\/16659\/revisions\/16907"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wehopower.com\/ko\/wp-json\/wp\/v2\/media\/16661"}],"wp:attachment":[{"href":"https:\/\/www.wehopower.com\/ko\/wp-json\/wp\/v2\/media?parent=16659"}],"wp:term":[{"taxonomy":"news_category","embeddable":true,"href":"https:\/\/www.wehopower.com\/ko\/wp-json\/wp\/v2\/news_category?post=16659"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}