{"id":805,"date":"2021-10-01T05:09:15","date_gmt":"2021-10-01T05:09:15","guid":{"rendered":"https:\/\/www.wehopower.com\/?post_type=news&#038;p=805"},"modified":"2026-08-31T14:11:09","modified_gmt":"2026-08-31T06:11:09","slug":"history-of-switch-mode-power-supplies-smps","status":"publish","type":"news","link":"https:\/\/www.wehopower.com\/el\/news\/history-of-switch-mode-power-supplies-smps\/","title":{"rendered":"\u0399\u03c3\u03c4\u03bf\u03c1\u03b9\u03ba\u03cc \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ce\u03bd \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 (SMPS)"},"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\">\u03a0\u03af\u03bd\u03b1\u03ba\u03b1\u03c2 \u03c0\u03b5\u03c1\u03b9\u03b5\u03c7\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd<\/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=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u039c\u03c0\u03b1\u03c1\u03ad\u03c4\u03b1<\/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\/el\/news\/history-of-switch-mode-power-supplies-smps\/#Ower_Supplies_%E2%80%93_just_how_far_have_we_come\" >\u03a4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ac \u2013 \u03c0\u03cc\u03c3\u03bf \u03bc\u03b1\u03ba\u03c1\u03b9\u03ac \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03c6\u03c4\u03ac\u03c3\u03b5\u03b9;<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.wehopower.com\/el\/news\/history-of-switch-mode-power-supplies-smps\/#Technological_Advancement\" >\u03a4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03b9\u03ba\u03ae \u03c0\u03c1\u03cc\u03bf\u03b4\u03bf\u03c2;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.wehopower.com\/el\/news\/history-of-switch-mode-power-supplies-smps\/#Calculating_Power\" >\u03a5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03cc\u03c2 \u03b9\u03c3\u03c7\u03cd\u03bf\u03c2<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.wehopower.com\/el\/news\/history-of-switch-mode-power-supplies-smps\/#Cooling_Off_in_the_70s_and_80s\" >Cooling Off \u03c3\u03c4\u03b9\u03c2 \u03b4\u03b5\u03ba\u03b1\u03b5\u03c4\u03af\u03b5\u03c2 \u03c4\u03bf\u03c5 \u201970 \u03ba\u03b1\u03b9 \u03c4\u03bf\u03c5 \u201980;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.wehopower.com\/el\/news\/history-of-switch-mode-power-supplies-smps\/#EU_Shakeup\" >\u0391\u03bd\u03b1\u03c4\u03c1\u03bf\u03c0\u03ae \u03c4\u03b7\u03c2 \u0395\u0395<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Ower_Supplies_%E2%80%93_just_how_far_have_we_come\"><\/span>\u03a4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ac \u2013 \u03c0\u03cc\u03c3\u03bf \u03bc\u03b1\u03ba\u03c1\u03b9\u03ac \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03c6\u03c4\u03ac\u03c3\u03b5\u03b9;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-809\" src=\"https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2021\/11\/History-Of-Switch-Mode-Power-Supplies-SMPS-scaled.jpg?quality=85&strip=all\" alt=\"History Of Switch Mode Power Supplies (SMPS) title=\" width=\"800\" height=\"426\" history of switch mode power supplies title=\"\" srcset=\"https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2021\/11\/History-Of-Switch-Mode-Power-Supplies-SMPS-scaled.jpg?quality=85&strip=all 2560w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2021\/11\/History-Of-Switch-Mode-Power-Supplies-SMPS-300x160.jpg?quality=85&strip=all 300w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2021\/11\/History-Of-Switch-Mode-Power-Supplies-SMPS-1024x546.jpg?quality=85&strip=all 1024w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2021\/11\/History-Of-Switch-Mode-Power-Supplies-SMPS-768x409.jpg?quality=85&strip=all 768w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2021\/11\/History-Of-Switch-Mode-Power-Supplies-SMPS-1536x818.jpg?quality=85&strip=all 1536w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2021\/11\/History-Of-Switch-Mode-Power-Supplies-SMPS-2048x1091.jpg?quality=85&strip=all 2048w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2021\/11\/History-Of-Switch-Mode-Power-Supplies-SMPS-1568x836.jpg?quality=85&strip=all 1568w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>\u03a0\u03c1\u03cc\u03c3\u03c6\u03b1\u03c4\u03b1 \u03ad\u03c6\u03b1\u03b3\u03b1 \u03bc\u03b5\u03c3\u03b7\u03bc\u03b5\u03c1\u03b9\u03b1\u03bd\u03cc \u03bc\u03b5 \u03ad\u03bd\u03b1\u03bd \u03c0\u03b5\u03bb\u03ac\u03c4\u03b7 \u03bc\u03b5 \u03c4\u03bf\u03bd \u03bf\u03c0\u03bf\u03af\u03bf \u03c3\u03c5\u03bd\u03b5\u03c1\u03b3\u03b1\u03b6\u03cc\u03bc\u03b1\u03c3\u03c4\u03b1\u03bd \u03b1\u03c0\u03cc \u03c4\u03b1 \u03c4\u03ad\u03bb\u03b7 \u03c4\u03b7\u03c2 \u03b4\u03b5\u03ba\u03b1\u03b5\u03c4\u03af\u03b1\u03c2 \u03c4\u03bf\u03c5 1990. \u0388\u03c7\u03bf\u03c5\u03bc\u03b5 \u03b4\u03b5\u03b9 \u03c0\u03bf\u03bb\u03bb\u03ad\u03c2 \u03b1\u03bb\u03bb\u03b1\u03b3\u03ad\u03c2 \u03c3\u03b5 \u03b1\u03c5\u03c4\u03cc \u03c4\u03bf \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 \u03ba\u03b1\u03b9, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03ad\u03c6\u03c4\u03b1\u03c3\u03b5 \u03c4\u03bf \u03ba\u03cd\u03c1\u03b9\u03bf \u03c0\u03b9\u03ac\u03c4\u03bf, \u03b1\u03c1\u03c7\u03af\u03c3\u03b1\u03bc\u03b5 \u03bd\u03b1 \u03bc\u03b9\u03bb\u03ac\u03bc\u03b5 \u03b3\u03b9\u03b1 \u03c4\u03bf \u03c0\u03ce\u03c2 \u03ad\u03c7\u03b5\u03b9 \u03c0\u03c1\u03bf\u03c7\u03c9\u03c1\u03ae\u03c3\u03b5\u03b9 \u03b7 \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1 \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c3\u03af\u03b1\u03c2 \u03bc\u03b5 \u03c4\u03b1 \u03c7\u03c1\u03cc\u03bd\u03b9\u03b1. \u0391\u03c5\u03c4\u03cc \u03ae\u03c4\u03b1\u03bd \u03c0\u03b9\u03bf \u03b1\u03b9\u03c3\u03b8\u03b7\u03c4\u03cc \u03c3\u03c4\u03bf\u03c5\u03c2 \u03c4\u03bf\u03bc\u03b5\u03af\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03c0\u03c5\u03ba\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b9\u03c3\u03c7\u03cd\u03bf\u03c2.<\/p>\n<p>\u0397 \u03c0\u03c1\u03ce\u03c4\u03b7 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b1 \u03c0\u03bf\u03c5 \u03c3\u03c7\u03b5\u03b4\u03af\u03b1\u03c3\u03b5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 XP Power \u03ae\u03c4\u03b1\u03bd \u03ad\u03bd\u03b1 PSU 3 x 5\u2033 40W. \u0391\u03c5\u03c4\u03cc \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b8\u03b5\u03c9\u03c1\u03ae\u03b8\u03b7\u03ba\u03b5 \u03b5\u03c0\u03b1\u03bd\u03b1\u03c3\u03c4\u03b1\u03c4\u03b9\u03ba\u03cc \u03b5\u03ba\u03b5\u03af\u03bd\u03b7 \u03c4\u03b7\u03bd \u03b5\u03c0\u03bf\u03c7\u03ae, \u03b1\u03bb\u03bb\u03ac \u03b1\u03bd \u03c3\u03ba\u03b5\u03c6\u03c4\u03b5\u03af \u03ba\u03b1\u03bd\u03b5\u03af\u03c2 \u03cc\u03c4\u03b9 \u03c4\u03bf \u03c0\u03b9\u03bf \u03c0\u03c1\u03cc\u03c3\u03c6\u03b1\u03c4\u03bf \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd \u03c4\u03bf\u03c5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b5 \u03bc\u03b9\u03b1 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b1 350W \u03c3\u03c4\u03bf\u03bd \u03af\u03b4\u03b9\u03bf \u03c7\u03ce\u03c1\u03bf, \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b1\u03c6\u03ad\u03c2 \u03c0\u03cc\u03c3\u03bf \u03bc\u03b1\u03ba\u03c1\u03b9\u03ac \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03c6\u03c4\u03ac\u03c3\u03b5\u03b9.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Technological_Advancement\"><\/span>\u03a4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03b9\u03ba\u03ae \u03c0\u03c1\u03cc\u03bf\u03b4\u03bf\u03c2;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0388\u03ba\u03b1\u03bd\u03b1 \u03bc\u03b9\u03b1 \u03bc\u03b9\u03ba\u03c1\u03ae \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03b1\u03c5\u03c4\u03cc \u03bc\u03b5\u03c4\u03ac \u03c4\u03bf \u03b3\u03b5\u03cd\u03bc\u03b1 \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2 \u03bc\u03b1\u03c2 \u03ba\u03b1\u03b9, \u03cc\u03c3\u03bf \u03bc\u03c0\u03bf\u03c1\u03ce \u03bd\u03b1 \u03c0\u03c9, \u03c4\u03b1 \u03c0\u03c1\u03ce\u03c4\u03b1 \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03c3\u03c7\u03b5\u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03ba\u03b1\u03bd \u03c4\u03bf 1958 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd IBM. \u0392\u03b1\u03c3\u03af\u03c3\u03c4\u03b7\u03ba\u03b1\u03bd \u03c3\u03c4\u03b7\u03bd \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1 \u03c3\u03c9\u03bb\u03ae\u03bd\u03c9\u03bd \u03ba\u03b5\u03bd\u03bf\u03cd. \u0391\u03c1\u03ba\u03b5\u03c4\u03ac \u03b4\u03b9\u03c0\u03bb\u03ce\u03bc\u03b1\u03c4\u03b1 \u03b5\u03c5\u03c1\u03b5\u03c3\u03b9\u03c4\u03b5\u03c7\u03bd\u03af\u03b1\u03c2 \u03ba\u03b1\u03c4\u03b1\u03c4\u03ad\u03b8\u03b7\u03ba\u03b1\u03bd \u03b3\u03b9\u03b1 \u03bc\u03b9\u03b1 \u2018\u03c4\u03b1\u03bb\u03ac\u03bd\u03c4\u03c9\u03c3\u03b7 \u03c4\u03c1\u03b1\u03bd\u03b6\u03af\u03c3\u03c4\u03bf\u03c1\u2019 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd General Motors Corporation \u03c0\u03b5\u03c1\u03af\u03c0\u03bf\u03c5 \u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03c0\u03b5\u03c1\u03af\u03bf\u03b4\u03bf.<\/p>\n<p>\u039c\u03b5 \u03b1\u03c5\u03c4\u03ae\u03bd \u03c4\u03b7\u03bd \u03b5\u03b9\u03c3\u03c1\u03bf\u03ae \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03b9\u03ba\u03ae\u03c2 \u03c0\u03c1\u03bf\u03cc\u03b4\u03bf\u03c5, \u03bf\u03b9 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03c4\u03ad\u03c2 \u03bc\u03c0\u03cc\u03c1\u03b5\u03c3\u03b1\u03bd \u03be\u03b1\u03c6\u03bd\u03b9\u03ba\u03ac \u03bd\u03b1 \u03b4\u03b9\u03b1\u03bb\u03ad\u03be\u03bf\u03c5\u03bd \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03ad\u03be\u03bf\u03c5\u03bd \u03b1\u03c0\u03cc \u03c0\u03bf\u03bb\u03bb\u03ac \u03b5\u03be\u03b1\u03c1\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03c0\u03bf\u03bb\u03bb\u03bf\u03cd\u03c2 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03c4\u03ad\u03c2, \u03b4\u03af\u03bd\u03bf\u03bd\u03c4\u03ac\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03ad\u03bd\u03b1\u03bd \u03ac\u03bd\u03b5\u03c5 \u03c0\u03c1\u03bf\u03b7\u03b3\u03bf\u03c5\u03bc\u03ad\u03bd\u03bf\u03c5 \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ce\u03bd \u03ba\u03b1\u03b9 \u03b4\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03ac \u03c0\u03c1\u03c9\u03c4\u03bf\u03c0\u03bf\u03c1\u03b9\u03b1\u03ba\u03ac \u03c3\u03c7\u03ad\u03b4\u03b9\u03b1.<\/p>\n<p>\u03a4\u03bf \u03b5\u03c0\u03af\u03ba\u03b5\u03bd\u03c4\u03c1\u03bf \u03b1\u03c5\u03c4\u03ae\u03c2 \u03c4\u03b7\u03c2 \u03b5\u03bd\u03c4\u03b1\u03c4\u03b9\u03ba\u03ae\u03c2 \u03c0\u03b5\u03c1\u03b9\u03cc\u03b4\u03bf\u03c5 \u03b1\u03bd\u03ac\u03c0\u03c4\u03c5\u03be\u03b7\u03c2 \u03ae\u03c4\u03b1\u03bd \u03bf \u03c0\u03b1\u03c1\u03b1\u03b4\u03bf\u03c3\u03b9\u03b1\u03ba\u03cc\u03c2 \u03b3\u03c1\u03b1\u03bc\u03bc\u03b9\u03ba\u03cc\u03c2 \u03c1\u03c5\u03b8\u03bc\u03b9\u03c3\u03c4\u03ae\u03c2 - \u03c4\u03b1 \u03c0\u03b9\u03bf \u03ad\u03be\u03c5\u03c0\u03bd\u03b1 \u03bc\u03c5\u03b1\u03bb\u03ac \u03c0\u03c1\u03bf\u03c3\u03c0\u03b1\u03b8\u03bf\u03cd\u03c3\u03b1\u03bd \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03bb\u03ac\u03b2\u03bf\u03c5\u03bd \u03c0\u03ce\u03c2 \u03b8\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03c3\u03b1\u03bd \u03bd\u03b1 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03ae\u03c3\u03bf\u03c5\u03bd \u03c4\u03bf\u03bd \u03b1\u03c0\u03b1\u03c1\u03c7\u03b1\u03b9\u03c9\u03bc\u03ad\u03bd\u03bf \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03c4\u03ae \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2 \u03b1\u03bb\u03bb\u03b1\u03b3\u03ae\u03c2 \u03c4\u03ac\u03c3\u03b7\u03c2 \u03b5\u03b9\u03c3\u03cc\u03b4\u03bf\u03c5 \u03bc\u03b5 \u03c0\u03b9\u03bf \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03cc.<\/p>\n<p>\u0397 \u03b9\u03b4\u03ad\u03b1 \u03c3\u03c4\u03b7\u03bd \u03bf\u03c0\u03bf\u03af\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b3\u03b5\u03b9\u03ce\u03b8\u03b7\u03ba\u03b1\u03bd \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b5 \u03ad\u03bd\u03b1 \u03c4\u03c1\u03b1\u03bd\u03b6\u03af\u03c3\u03c4\u03bf\u03c1 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03bc\u03b5\u03b9\u03ce\u03c3\u03b5\u03b9 \u03c4\u03b7\u03bd \u03c4\u03ac\u03c3\u03b7 \u03b5\u03b9\u03c3\u03cc\u03b4\u03bf\u03c5 \u03bc\u03b5 \u03bc\u03ad\u03c3\u03b7 \u03c4\u03b9\u03bc\u03ae \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03b7 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae \u03b5\u03af\u03c3\u03bf\u03b4\u03bf (\u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03ad\u03bd\u03b1 \u03c6\u03b1\u03bd\u03c4\u03b1\u03c3\u03c4\u03b9\u03ba\u03cc \u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c4\u03b5\u03c7\u03bd\u03b9\u03ba\u03ce\u03bd \u03ac\u03c1\u03b8\u03c1\u03c9\u03bd \u03b5\u03b4\u03ce \u03c3\u03c4\u03bf\u03bd \u03b9\u03c3\u03c4\u03cc\u03c4\u03bf\u03c0\u03bf, \u03b1\u03bd \u03b8\u03ad\u03bb\u03b5\u03c4\u03b5 \u03bc\u03b9\u03b1 \u03c0\u03b9\u03bf \u03bb\u03b5\u03c0\u03c4\u03bf\u03bc\u03b5\u03c1\u03ae \u03c0\u03b5\u03c1\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae \u03c4\u03b7\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 SMPS).<\/p>\n<p>\u039c\u03b5 \u03c5\u03c8\u03b7\u03bb\u03cc\u03c4\u03b5\u03c1\u03b7 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03bb\u03b9\u03b3\u03cc\u03c4\u03b5\u03c1\u03b1 \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03ba\u03ac \u03c5\u03bb\u03b9\u03ba\u03ac \u03c0\u03bf\u03c5 \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9, \u03b7 \u03bd\u03ad\u03b1 \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1 \u03ae\u03c4\u03b1\u03bd \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03b7, \u03b5\u03bb\u03b1\u03c6\u03c1\u03cd\u03c4\u03b5\u03c1\u03b7 \u03ba\u03b1\u03b9 \u03c0\u03b1\u03c1\u03ae\u03b3\u03b1\u03b3\u03b5 \u03bb\u03b9\u03b3\u03cc\u03c4\u03b5\u03c1\u03b7 \u03b8\u03b5\u03c1\u03bc\u03cc\u03c4\u03b7\u03c4\u03b1.<\/p>\n<p>\u038c\u03c0\u03c9\u03c2 \u03c3\u03c5\u03bc\u03b2\u03b1\u03af\u03bd\u03b5\u03b9 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03c3\u03cd\u03b3\u03c7\u03c1\u03bf\u03bd\u03b5\u03c2 \u03b5\u03c6\u03b5\u03c5\u03c1\u03ad\u03c3\u03b5\u03b9\u03c2 \u03bc\u03b5 \u03b1\u03c5\u03c4\u03ac \u03c4\u03b1 \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac, \u03b1\u03c5\u03c4\u03ae \u03b7 \u03bb\u03cd\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b4\u03b5\u03ba\u03b1\u03b5\u03c4\u03af\u03b1\u03c2 \u03c4\u03bf\u03c5 1950 \u03ae\u03c4\u03b1\u03bd \u03b5\u03be\u03b1\u03b9\u03c1\u03b5\u03c4\u03b9\u03ba\u03ac \u03b5\u03bb\u03ba\u03c5\u03c3\u03c4\u03b9\u03ba\u03ae \u03b3\u03b9\u03b1 \u03c4\u03b9\u03c2 \u03b5\u03c0\u03b9\u03c7\u03b5\u03b9\u03c1\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c3\u03b5 \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03bf\u03c5\u03c2 \u03c4\u03bf\u03bc\u03b5\u03af\u03c2 \u2013 \u03b1\u03c0\u03cc \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03bd\u03b9\u03ba\u03ac \u03bc\u03ad\u03c7\u03c1\u03b9 \u03b1\u03b5\u03c1\u03bf\u03b4\u03b9\u03b1\u03c3\u03c4\u03b7\u03bc\u03b9\u03ba\u03ae \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b9\u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03af\u03b5\u03c2 \u03ad\u03c9\u03c2 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03c4\u03ad\u03c2, \u03c5\u03c0\u03ae\u03c1\u03be\u03b5 \u03bc\u03b9\u03b1 \u03c0\u03bb\u03b7\u03bc\u03bc\u03cd\u03c1\u03b1 \u03c0\u03c1\u03ce\u03c4\u03c9\u03bd \u03c5\u03b9\u03bf\u03b8\u03ad\u03c4\u03b7\u03c3\u03b7\u03c2 \u03c0\u03bf\u03c5 \u03bf \u03ba\u03b1\u03b8\u03ad\u03bd\u03b1\u03c2 \u03ad\u03ba\u03b1\u03bd\u03b5 \u03c4\u03b7\u03bd \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03c7\u03c1\u03ae\u03c3\u03b7 \u03b1\u03c5\u03c4\u03ae\u03c2 \u03c4\u03b7\u03c2 \u03bd\u03ad\u03b1\u03c2 \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2 \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c3\u03af\u03b1\u03c2 \u03c1\u03b5\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Calculating_Power\"><\/span>\u03a5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03cc\u03c2 \u03b9\u03c3\u03c7\u03cd\u03bf\u03c2<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u03a4\u03b1 \u03b5\u03c0\u03cc\u03bc\u03b5\u03bd\u03b1 \u03c7\u03c1\u03cc\u03bd\u03b9\u03b1, \u03b5\u03bc\u03c6\u03b1\u03bd\u03af\u03c3\u03c4\u03b7\u03ba\u03b5 \u03ad\u03bd\u03b1 \u03c3\u03c9\u03c1\u03cc \u03c0\u03b1\u03c4\u03ad\u03bd\u03c4\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c7\u03ad\u03b4\u03b9\u03b1 \u2013 \u03c0\u03bf\u03bb\u03bb\u03ac \u03b1\u03c0\u03cc \u03c4\u03b1 \u03bf\u03c0\u03bf\u03af\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bc\u03b5 \u03b1\u03ba\u03cc\u03bc\u03b1 \u03ba\u03b1\u03b9 \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1. \u03a4\u03bf 1972, \u03b7 Hewlett Packard \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b5 \u03ad\u03bd\u03b1 \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03cc \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03c3\u03c4\u03b7\u03bd \u03c0\u03c1\u03ce\u03c4\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03ae \u03c4\u03c3\u03ad\u03c0\u03b7\u03c2. \u03a4\u03bf 1976 \u03ba\u03b1\u03c4\u03b1\u03c4\u03ad\u03b8\u03b7\u03ba\u03b5 \u03c4\u03bf \u03c0\u03c1\u03ce\u03c4\u03bf \u03b4\u03af\u03c0\u03bb\u03c9\u03bc\u03b1 \u03b5\u03c5\u03c1\u03b5\u03c3\u03b9\u03c4\u03b5\u03c7\u03bd\u03af\u03b1\u03c2 \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03c4\u03bf\u03bd \u03cc\u03c1\u03bf \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03cc \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 (SMPS).<\/p>\n<p>\u0397 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03ae \u03c4\u03b7\u03c2 HP \u03ae\u03c4\u03b1\u03bd \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03ad\u03bd\u03b1\u03c2 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03c4\u03ae\u03c2 \u2013 \u03b1\u03bd \u03ba\u03b1\u03b9 \u03c3\u03b5 \u03b5\u03bb\u03b1\u03c6\u03c1\u03ce\u03c2 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ae \u03bc\u03bf\u03c1\u03c6\u03ae \u03b1\u03c0\u03cc \u03b1\u03c5\u03c4\u03ae\u03bd \u03c0\u03bf\u03c5 \u03b3\u03bd\u03c9\u03c1\u03af\u03b6\u03bf\u03c5\u03bc\u03b5 \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1. \u03a4\u03cc\u03c4\u03b5, \u03c4\u03bf \u03b1\u03c1\u03c7\u03b9\u03ba\u03cc \u03c3\u03c7\u03ad\u03b4\u03b9\u03bf \u03b6\u03cd\u03b3\u03b9\u03b6\u03b5 \u03c0\u03ac\u03bd\u03c9 \u03b1\u03c0\u03cc 40 \u03ba\u03b9\u03bb\u03ac. \u03a4\u03bf SMPS \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03b8\u03b7\u03ba\u03b5 \u03c3\u03c4\u03bf \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03cc \u03b3\u03b9\u03b1 \u03b5\u03be\u03bf\u03b9\u03ba\u03bf\u03bd\u03cc\u03bc\u03b7\u03c3\u03b7 \u03c7\u03ce\u03c1\u03bf\u03c5 \u03ba\u03b1\u03b9 \u03b2\u03ac\u03c1\u03bf\u03c5\u03c2, \u03c3\u03b7\u03bc\u03b1\u03c4\u03bf\u03b4\u03bf\u03c4\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf \u03c0\u03c1\u03ce\u03c4\u03bf \u03b2\u03ae\u03bc\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03b5\u03be\u03b1\u03b9\u03c1\u03b5\u03c4\u03b9\u03ba\u03ac \u03bb\u03b5\u03c0\u03c4\u03bf\u03cd\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03c0\u03af\u03c3\u03c4\u03b5\u03c5\u03c4\u03b1 \u03b5\u03bb\u03b1\u03c6\u03c1\u03bf\u03cd\u03c2 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03c4\u03ad\u03c2, \u03c6\u03bf\u03c1\u03b7\u03c4\u03bf\u03cd\u03c2 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 tablet \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bc\u03b5 \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1.<\/p>\n<p>\u039f\u03bc\u03bf\u03af\u03c9\u03c2, \u03bf\u03b9 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03c4\u03ad\u03c2 \u03b1\u03b5\u03c1\u03bf\u03b4\u03b9\u03b1\u03c3\u03c4\u03b7\u03bc\u03b9\u03ba\u03ae\u03c2 \u03c3\u03ba\u03ad\u03c6\u03c4\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c0\u03ce\u03c2 \u03b8\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03c3\u03b1\u03bd \u03bd\u03b1 \u03b5\u03be\u03bf\u03b9\u03ba\u03bf\u03bd\u03bf\u03bc\u03ae\u03c3\u03bf\u03c5\u03bd \u03b2\u03ac\u03c1\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c7\u03ce\u03c1\u03bf \u03ac\u03c1\u03c7\u03b9\u03c3\u03b1\u03bd \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03bd\u03b1 \u03b1\u03bd\u03b1\u03b6\u03b7\u03c4\u03bf\u03cd\u03bd \u03c0\u03c1\u03bf\u03c3\u03b1\u03c1\u03bc\u03bf\u03c3\u03bc\u03ad\u03bd\u03b1 \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03ae\u03c3\u03bf\u03c5\u03bd \u03c0\u03bf\u03bb\u03cd \u03c0\u03b9\u03bf \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03c3\u03c7\u03ad\u03b4\u03b9\u03b1.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cooling_Off_in_the_70s_and_80s\"><\/span>Cooling Off \u03c3\u03c4\u03b9\u03c2 \u03b4\u03b5\u03ba\u03b1\u03b5\u03c4\u03af\u03b5\u03c2 \u03c4\u03bf\u03c5 \u201970 \u03ba\u03b1\u03b9 \u03c4\u03bf\u03c5 \u201980;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0397 \u03b4\u03b5\u03ba\u03b1\u03b5\u03c4\u03af\u03b1 \u03c4\u03bf\u03c5 1970 \u03ae\u03c4\u03b1\u03bd \u03bc\u03b9\u03b1 \u03c0\u03bf\u03bb\u03c5\u03ac\u03c3\u03c7\u03bf\u03bb\u03b7 \u03b4\u03b5\u03ba\u03b1\u03b5\u03c4\u03af\u03b1 \u03cc\u03c4\u03b1\u03bd \u03b5\u03af\u03c7\u03b5 \u03b3\u03af\u03bd\u03b5\u03b9 \u03b7 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae \u03b1\u03bd\u03b1\u03ba\u03ac\u03bb\u03c5\u03c8\u03b7 \u03ba\u03b1\u03b9 \u03b7 \u03ba\u03b1\u03b9\u03bd\u03bf\u03c4\u03bf\u03bc\u03af\u03b1 \u03c3\u03c5\u03bd\u03b5\u03c7\u03af\u03c3\u03c4\u03b7\u03ba\u03b5 \u03bc\u03b5 \u03c0\u03bf\u03bb\u03cd \u03b1\u03be\u03b9\u03bf\u03c3\u03ad\u03b2\u03b1\u03c3\u03c4\u03bf \u03c1\u03c5\u03b8\u03bc\u03cc. \u0391\u03c1\u03ba\u03b5\u03c4\u03ad\u03c2 \u03b5\u03c4\u03b1\u03b9\u03c1\u03b5\u03af\u03b5\u03c2 \u03c3\u03c4\u03bf \u0397\u03bd\u03c9\u03bc\u03ad\u03bd\u03bf \u0392\u03b1\u03c3\u03af\u03bb\u03b5\u03b9\u03bf, \u03c4\u03b9\u03c2 \u0397\u03a0\u0391 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u0399\u03b1\u03c0\u03c9\u03bd\u03af\u03b1 \u03ac\u03c1\u03c7\u03b9\u03c3\u03b1\u03bd \u03bd\u03b1 \u03b5\u03bc\u03c0\u03bf\u03c1\u03b5\u03cd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c4\u03c5\u03c0\u03b9\u03ba\u03ac \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03b1 \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c3\u03af\u03b1\u03c2.<\/p>\n<p>\u039c\u03ad\u03c7\u03c1\u03b9 \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1, \u03c5\u03c0\u03ac\u03c1\u03c7\u03bf\u03c5\u03bd \u03c0\u03b5\u03c1\u03af\u03c0\u03bf\u03c5 \u03b4\u03ce\u03b4\u03b5\u03ba\u03b1 \u03b5\u03c4\u03b1\u03b9\u03c1\u03b5\u03af\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03b9\u03c3\u03c7\u03c5\u03c1\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03cc\u03c4\u03b9 \u03ae\u03c4\u03b1\u03bd \u03bf\u03b9 \u03c0\u03c1\u03ce\u03c4\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03c3\u03c7\u03b5\u03b4\u03af\u03b1\u03c3\u03b1\u03bd \u03ba\u03b1\u03b9 \u03b5\u03bc\u03c0\u03bf\u03c1\u03b5\u03cd\u03c4\u03b7\u03ba\u03b1\u03bd \u03bc\u03b5 \u03b5\u03c0\u03b9\u03c4\u03c5\u03c7\u03af\u03b1 \u03ad\u03bd\u03b1 \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03cc \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 - \u03b5\u03c0\u03bf\u03bc\u03ad\u03bd\u03c9\u03c2 \u03b4\u03b5\u03bd \u03b8\u03b1 \u03c0\u03ac\u03bc\u03b5 \u03b5\u03ba\u03b5\u03af!<\/p>\n<p>\u03a4\u03b1 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03bd\u03b9\u03ba\u03ac \u03c0\u03b5\u03c1\u03b9\u03bf\u03b4\u03b9\u03ba\u03ac \u03c4\u03b7\u03c2 \u03b5\u03c0\u03bf\u03c7\u03ae\u03c2 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1\u03b6\u03b1\u03bd \u03ac\u03c1\u03b8\u03c1\u03b1 \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b1\u03c6\u03b7\u03bc\u03af\u03c3\u03b5\u03b9\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03bf SMPS. \u0397\u03b3\u03ad\u03c4\u03b7\u03c2 \u03b5\u03ba\u03b5\u03af\u03bd\u03b7 \u03c4\u03b7\u03bd \u03b5\u03c0\u03bf\u03c7\u03ae \u03ae\u03c4\u03b1\u03bd \u03b7 Boschert Inc., \u03bc\u03b9\u03b1 \u03b1\u03bc\u03b5\u03c1\u03b9\u03ba\u03b1\u03bd\u03b9\u03ba\u03ae \u03b5\u03c4\u03b1\u03b9\u03c1\u03b5\u03af\u03b1 \u03c0\u03bf\u03c5 \u03be\u03b5\u03ba\u03af\u03bd\u03b7\u03c3\u03b5 \u03c3\u03c4\u03b7\u03bd \u039a\u03b1\u03bb\u03b9\u03c6\u03cc\u03c1\u03bd\u03b9\u03b1. \u0391\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03ad\u03c3\u03c4\u03b7\u03c3\u03b5 \u03c4\u03b1 \u03b3\u03c1\u03b1\u03bc\u03bc\u03b9\u03ba\u03ac \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ac \u03b5\u03ba\u03c4\u03c5\u03c0\u03c9\u03c4\u03ae \u03bc\u03b5 \u03c3\u03c7\u03ad\u03b4\u03b9\u03b1 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7.<\/p>\n<p>\u0391\u03c5\u03c4\u03ae \u03b7 \u03b5\u03c4\u03b1\u03b9\u03c1\u03b5\u03af\u03b1 \u03b1\u03c5\u03be\u03ae\u03b8\u03b7\u03ba\u03b5 \u03c3\u03b5 \u03c0\u03ac\u03bd\u03c9 \u03b1\u03c0\u03cc 1000 \u03ac\u03c4\u03bf\u03bc\u03b1, \u03bc\u03b5 \u03bc\u03b9\u03b1 \u03c4\u03b5\u03c1\u03ac\u03c3\u03c4\u03b9\u03b1 \u03b3\u03ba\u03ac\u03bc\u03b1 \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03c9\u03bd \u03b1\u03c0\u03cc \u03b1\u03bd\u03bf\u03b9\u03c7\u03c4\u03cc \u03c0\u03bb\u03b1\u03af\u03c3\u03b9\u03bf, \u03b8\u03ae\u03ba\u03b7 \u03ba\u03b1\u03b9 \u03b1\u03c1\u03b8\u03c1\u03c9\u03c4\u03ac \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ac. \u03a4\u03b5\u03bb\u03b9\u03ba\u03ac \u03b5\u03be\u03b1\u03b3\u03bf\u03c1\u03ac\u03c3\u03c4\u03b7\u03ba\u03b5 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd Computer Products Inc. \u03c3\u03c4\u03b1 \u03bc\u03ad\u03c3\u03b1 \u03c4\u03b7\u03c2 \u03b4\u03b5\u03ba\u03b1\u03b5\u03c4\u03af\u03b1\u03c2 \u03c4\u03bf\u03c5 '80.<\/p>\n<p>\u0397 Apple Computers \u03b5\u03b9\u03c3\u03ae\u03b3\u03b1\u03b3\u03b5 \u03b3\u03b9\u03b1 \u03c0\u03c1\u03ce\u03c4\u03b7 \u03c6\u03bf\u03c1\u03ac \u03bc\u03b9\u03b1 \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c3\u03af\u03b1 \u03bc\u03b5 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03c3\u03c4\u03bf\u03bd \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03c4\u03ae Apple II \u03c4\u03b7 \u03b4\u03b5\u03ba\u03b1\u03b5\u03c4\u03af\u03b1 \u03c4\u03bf\u03c5 1970. \u0391\u03c5\u03c4\u03ae \u03b7 \u03bc\u03b9\u03ba\u03c1\u03ae, \u03b5\u03be\u03b1\u03b9\u03c1\u03b5\u03c4\u03b9\u03ba\u03ac \u03b1\u03c0\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ae \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1 \u03c3\u03ae\u03bc\u03b1\u03b9\u03bd\u03b5 \u03cc\u03c4\u03b9 \u03b7 Apple \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03c3\u03b5 \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03ac\u03c3\u03b5\u03b9 \u03ad\u03bd\u03b1\u03bd \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03bf, \u03b5\u03bb\u03b1\u03c6\u03c1\u03cd\u03c4\u03b5\u03c1\u03bf \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03c4\u03ae \u03c7\u03c9\u03c1\u03af\u03c2 \u03b1\u03bd\u03b5\u03bc\u03b9\u03c3\u03c4\u03ae\u03c1\u03b1 \u03c8\u03cd\u03be\u03b7\u03c2.<\/p>\n<p>\u0391\u03c5\u03c4\u03cc\u03c2 \u03bf \u03c4\u03cd\u03c0\u03bf\u03c2 \u03c3\u03c7\u03b5\u03b4\u03af\u03b1\u03c3\u03b7\u03c2 \u03bc\u03b5 \u03c8\u03cd\u03be\u03b7 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac\u03c2 \u03ae\u03c4\u03b1\u03bd \u03bc\u03bf\u03bd\u03b1\u03b4\u03b9\u03ba\u03cc\u03c2 \u03b5\u03ba\u03b5\u03af\u03bd\u03b7 \u03c4\u03b7\u03bd \u03b5\u03c0\u03bf\u03c7\u03ae. \u0397 \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1 \u03b5\u03af\u03c7\u03b5 \u03c0\u03ac\u03c1\u03b5\u03b9 \u03c4\u03b7 \u03b6\u03c9\u03ae \u03c4\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03b8\u03b7\u03ba\u03b5 \u03c3\u03b5 \u03b4\u03b5\u03ba\u03ac\u03b4\u03b5\u03c2 \u03ba\u03b1\u03c4\u03b1\u03bd\u03b1\u03bb\u03c9\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2. \u03a4\u03b1 \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ac PC \u03c4\u03b7\u03c2 IBM \u03ad\u03ba\u03b1\u03bd\u03b1\u03bd \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03c4\u03b7 \u03bc\u03b5\u03c4\u03ac\u03b2\u03b1\u03c3\u03b7 \u03c3\u03c4\u03b7 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2, \u03b1\u03bd \u03ba\u03b1\u03b9 \u03bc\u03b5 \u03b1\u03bd\u03b5\u03bc\u03b9\u03c3\u03c4\u03ae\u03c1\u03b5\u03c2 \u03c8\u03cd\u03be\u03b7\u03c2 \u03c0\u03b1\u03c1\u03cc\u03bc\u03bf\u03b9\u03bf\u03c5\u03c2 \u03bc\u03b5 \u03b1\u03c5\u03c4\u03bf\u03cd\u03c2 \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1 \u03c3\u03c4\u03b1 \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ac \u03c4\u03cd\u03c0\u03bf\u03c5 ATX.<\/p>\n<p>\u03a3\u03c4\u03b1 \u03c4\u03ad\u03bb\u03b7 \u03c4\u03b7\u03c2 \u03b4\u03b5\u03ba\u03b1\u03b5\u03c4\u03af\u03b1\u03c2 \u03c4\u03bf\u03c5 1980 \u03ba\u03b1\u03b9 \u03c3\u03c4\u03b9\u03c2 \u03b1\u03c1\u03c7\u03ad\u03c2 \u03c4\u03b7\u03c2 \u03b4\u03b5\u03ba\u03b1\u03b5\u03c4\u03af\u03b1\u03c2 \u03c4\u03bf\u03c5 1990, \u03bc\u03b5\u03af\u03bd\u03b1\u03bc\u03b5 \u03ad\u03ba\u03c0\u03bb\u03b7\u03ba\u03c4\u03bf\u03b9 \u03cc\u03c4\u03b1\u03bd \u03c4\u03b1 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ac \u03c4\u03c5\u03c0\u03b9\u03ba\u03ac \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ac 3 x 5\u201d \u03ad\u03b3\u03b9\u03bd\u03b1\u03bd \u03b4\u03b9\u03b1\u03b8\u03ad\u03c3\u03b9\u03bc\u03b1 \u03bc\u03b5 \u03bc\u03b9\u03b1 \u03b5\u03af\u03c3\u03bf\u03b4\u03bf \u03b1\u03c5\u03c4\u03cc\u03bc\u03b1\u03c4\u03b7\u03c2 \u03b5\u03bc\u03b2\u03ad\u03bb\u03b5\u03b9\u03b1\u03c2 \u03c0\u03bf\u03c5 \u03b1\u03bd\u03b9\u03c7\u03bd\u03b5\u03c5\u03cc\u03c4\u03b1\u03bd \u03b5\u03ac\u03bd \u03ae\u03c4\u03b1\u03bd \u03c3\u03c5\u03bd\u03b4\u03b5\u03b4\u03b5\u03bc\u03ad\u03bd\u03b7 \u03c3\u03b5 120VAC \u03ae 230VAC \u03ba\u03b1\u03b9 \u03c1\u03c5\u03b8\u03bc\u03b9\u03b6\u03cc\u03c4\u03b1\u03bd \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03b1. \u0391\u03c5\u03c4\u03ac \u03c4\u03b1 \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03b1 \u03b5\u03af\u03c7\u03b1\u03bd \u03b9\u03c3\u03c7\u03cd \u03b1\u03c0\u03cc 25,6W, 40W \u03ad\u03c9\u03c2 25.6W \u03ad\u03c9\u03c2 2.6W \u03ae<\/p>\n<h3><span class=\"ez-toc-section\" id=\"EU_Shakeup\"><\/span>\u0391\u03bd\u03b1\u03c4\u03c1\u03bf\u03c0\u03ae \u03c4\u03b7\u03c2 \u0395\u0395<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u039a\u03b1\u03b8\u03ce\u03c2 \u03cc\u03bb\u03bf \u03ba\u03b1\u03b9 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03b5\u03c2 \u03b5\u03c4\u03b1\u03b9\u03c1\u03b5\u03af\u03b5\u03c2 \u03b5\u03b9\u03c3\u03ad\u03c1\u03c7\u03bf\u03bd\u03c4\u03b1\u03bd \u03c3\u03c4\u03b7\u03bd \u03b1\u03b3\u03bf\u03c1\u03ac, \u03b5\u03bc\u03c6\u03b1\u03bd\u03af\u03c3\u03c4\u03b7\u03ba\u03b1\u03bd \u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03b1 \u03c7\u03b1\u03bb\u03b1\u03c1\u03ac \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ac \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03b1 \u03b3\u03cd\u03c1\u03c9 \u03b1\u03c0\u03cc \u03ba\u03bf\u03b9\u03bd\u03ac \u03bc\u03b5\u03b3\u03ad\u03b8\u03b7 \u03cc\u03c0\u03c9\u03c2 \u03c4\u03bf 3\u00d75\u201d. \u039f\u03b9 \u03c0\u03c5\u03ba\u03bd\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03b9\u03c3\u03c7\u03cd\u03bf\u03c2 \u03ac\u03c1\u03c7\u03b9\u03c3\u03b1\u03bd \u03bd\u03b1 \u03b2\u03b5\u03bb\u03c4\u03b9\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03ba\u03b1\u03b8\u03ce\u03c2 \u03c0\u03c1\u03bf\u03c7\u03c9\u03c1\u03bf\u03cd\u03c3\u03b1\u03bd \u03bf\u03b9 \u03b5\u03be\u03b5\u03bb\u03af\u03be\u03b5\u03b9\u03c2 \u03c3\u03c4\u03b1 \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03ba\u03ac, \u03c4\u03b1 \u03c4\u03c1\u03b1\u03bd\u03b6\u03af\u03c3\u03c4\u03bf\u03c1 \u03bc\u03b5\u03c4\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b1 IC \u03b5\u03bb\u03b5\u03b3\u03ba\u03c4\u03ce\u03bd. \u0391\u03c5\u03c4\u03ad\u03c2 \u03bf\u03b9 \u03b1\u03bb\u03bb\u03b1\u03b3\u03ad\u03c2 \u03c0\u03c1\u03cc\u03c3\u03c6\u03b5\u03c1\u03b1\u03bd \u03c5\u03c8\u03b7\u03bb\u03cc\u03c4\u03b5\u03c1\u03b7 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03ba\u03b1\u03c4\u03ad\u03c3\u03c4\u03b7\u03c3\u03b1\u03bd \u03b4\u03c5\u03bd\u03b1\u03c4\u03ad\u03c2 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b5\u03c2 \u03c0\u03c5\u03ba\u03bd\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03b9\u03c3\u03c7\u03cd\u03bf\u03c2.<\/p>","protected":false},"excerpt":{"rendered":"<p>Ower Supplies &#8211; just how far have we come? I recently had lunch with a customer we\u2019ve worked with since the late 1990s. We\u2019ve seen a lot of change in that time and, as the main course arrived, we started talking about how power supply technology has advanced over the years. This has been most&hellip; <a class=\"more-link\" href=\"https:\/\/www.wehopower.com\/el\/news\/history-of-switch-mode-power-supplies-smps\/\">\u03a3\u03c5\u03bd\u03b5\u03c7\u03af\u03c3\u03c4\u03b5 \u03c4\u03b7\u03bd \u03b1\u03bd\u03ac\u03b3\u03bd\u03c9\u03c3\u03b7 <span class=\"screen-reader-text\">\u0399\u03c3\u03c4\u03bf\u03c1\u03b9\u03ba\u03cc \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ce\u03bd \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 (SMPS)<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":809,"parent":0,"menu_order":378,"comment_status":"open","ping_status":"open","template":"","format":"standard","meta":{"_acf_changed":false,"_joinchat":[],"footnotes":""},"news_category":[149,148],"class_list":["post-805","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\/el\/wp-json\/wp\/v2\/news\/805","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wehopower.com\/el\/wp-json\/wp\/v2\/news"}],"about":[{"href":"https:\/\/www.wehopower.com\/el\/wp-json\/wp\/v2\/types\/news"}],"author":[{"embeddable":true,"href":"https:\/\/www.wehopower.com\/el\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wehopower.com\/el\/wp-json\/wp\/v2\/comments?post=805"}],"version-history":[{"count":0,"href":"https:\/\/www.wehopower.com\/el\/wp-json\/wp\/v2\/news\/805\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wehopower.com\/el\/wp-json\/wp\/v2\/media\/809"}],"wp:attachment":[{"href":"https:\/\/www.wehopower.com\/el\/wp-json\/wp\/v2\/media?parent=805"}],"wp:term":[{"taxonomy":"news_category","embeddable":true,"href":"https:\/\/www.wehopower.com\/el\/wp-json\/wp\/v2\/news_category?post=805"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}