{"id":2158,"date":"2026-08-22T11:05:35","date_gmt":"2026-08-22T03:05:35","guid":{"rendered":"https:\/\/www.trafopsu.com\/?p=2158"},"modified":"2026-08-22T11:05:35","modified_gmt":"2026-08-22T03:05:35","slug":"pq3220-90w-12v-7-5a-flyback-transformer","status":"publish","type":"post","link":"https:\/\/www.trafopsu.com\/es\/pq3220-90w-12v-7-5a-flyback-transformer\/","title":{"rendered":"PQ3220 SMPS Transformer 12V\/7.5A Flyback Topology"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"2158\" class=\"elementor elementor-2158\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-17402aef e-flex e-con-boxed e-con e-parent\" data-id=\"17402aef\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1e513885 e-flex e-con-boxed e-con e-parent\" data-id=\"1e513885\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3915d637 elementor-widget elementor-widget-text-editor\" data-id=\"3915d637\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><span class=\"sitewidget-position-description sitewidget-position-icon\">Se encuentra usted aqu\u00ed:<\/span>\u00a0<a href=\"\/es\/home\/\">Inicio\u00a0<\/a><span style=\"color: #000000;\">\u00bb<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-754f5706 elementor-widget elementor-widget-icon-box\" data-id=\"754f5706\" data-element_type=\"widget\" data-widget_type=\"icon-box.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-box-wrapper\">\n\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-icon-box-content\">\n\n\t\t\t\t\t\t\t\t\t<p class=\"elementor-icon-box-title\">\n\t\t\t\t\t\t<a href=\"https:\/\/www.trafopsu.com\/es\/pq3220-90w-12v-7-5a-flyback-transformer\/\" >\n\t\t\t\t\t\t\t<a href=\"https:\/\/www.trafopsu.com\/es\/category\/products\/smps-transformers\/pq-pqi-series\/\" rel=\"tag\">Serie PQ\/PQI<\/a> \u00bb <a href=\"https:\/\/www.trafopsu.com\/es\/category\/products\/\" rel=\"tag\">productos<\/a> \u00bb <a href=\"https:\/\/www.trafopsu.com\/es\/category\/products\/smps-transformers\/\" rel=\"tag\">transformadores smps<\/a> \u00bb \t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/p>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-75c2e73a elementor-widget elementor-widget-icon-box\" data-id=\"75c2e73a\" data-element_type=\"widget\" data-widget_type=\"icon-box.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-box-wrapper\">\n\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-icon-box-content\">\n\n\t\t\t\t\t\t\t\t\t<p class=\"elementor-icon-box-title\">\n\t\t\t\t\t\t<span  >\n\t\t\t\t\t\t\tPQ3220 SMPS Transformer 12V\/7.5A Flyback Topology\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/p>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-18eb9382 e-flex e-con-boxed e-con e-parent\" data-id=\"18eb9382\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-78acfd87 e-con-full e-flex e-con e-child\" data-id=\"78acfd87\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-22166146 e-con-full e-flex e-con e-child\" data-id=\"22166146\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-16e812a6 e-con-full e-flex e-con e-child\" data-id=\"16e812a6\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7ae2d7f3 elementor-skin-slideshow elementor-widget__width-initial elementor-arrows-yes elementor-widget elementor-widget-media-carousel\" data-id=\"7ae2d7f3\" data-element_type=\"widget\" data-settings=\"{&quot;skin&quot;:&quot;slideshow&quot;,&quot;slideshow_slides_per_view&quot;:&quot;5&quot;,&quot;effect&quot;:&quot;slide&quot;,&quot;show_arrows&quot;:&quot;yes&quot;,&quot;speed&quot;:500,&quot;autoplay&quot;:&quot;yes&quot;,&quot;autoplay_speed&quot;:5000,&quot;loop&quot;:&quot;yes&quot;,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;space_between&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;space_between_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;space_between_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]}}\" data-widget_type=\"media-carousel.default\">\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-main-swiper swiper\" role=\"region\" aria-roledescription=\"carousel\" aria-label=\"Diapositivas\">\n\t\t\t\t<div class=\"swiper-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-carousel-image\" role=\"img\" aria-label=\"Serie PQ\" style=\"background-image: url(&#039;http:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/PQ-Series.jpg&#039;)\">\n\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-carousel-image\" role=\"img\" aria-label=\"Serie PQ_2\" style=\"background-image: url(&#039;http:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/PQ-Series_2.jpg&#039;)\">\n\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-carousel-image\" role=\"img\" aria-label=\"PQ3235\" style=\"background-image: url(&#039;http:\/\/www.trafopsu.com\/wp-content\/uploads\/2026\/08\/PQ3235.jpg&#039;)\">\n\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-prev\" role=\"button\" tabindex=\"0\" aria-label=\"Anterior\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-chevron-left\" viewbox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M646 125C629 125 613 133 604 142L308 442C296 454 292 471 292 487 292 504 296 521 308 533L604 854C617 867 629 875 646 875 663 875 679 871 692 858 704 846 713 829 713 812 713 796 708 779 692 767L438 487 692 225C700 217 708 204 708 187 708 171 704 154 692 142 675 129 663 125 646 125Z\"><\/path><\/svg>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-next\" role=\"button\" tabindex=\"0\" aria-label=\"Siguiente\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-chevron-right\" viewbox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M696 533C708 521 713 504 713 487 713 471 708 454 696 446L400 146C388 133 375 125 354 125 338 125 325 129 313 142 300 154 292 171 292 187 292 204 296 221 308 233L563 492 304 771C292 783 288 800 288 817 288 833 296 850 308 863 321 871 338 875 354 875 371 875 388 867 400 854L696 533Z\"><\/path><\/svg>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-main-swiper swiper elementor-thumbnails-swiper swiper\" role=\"region region\" aria-roledescription=\"carousel carousel\" aria-label=\"Diapositivas Diapositivas\">\n\t\t\t\t<div class=\"swiper-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-carousel-image\" role=\"img\" aria-label=\"Serie PQ\" style=\"background-image: url(&#039;http:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/PQ-Series.jpg&#039;)\">\n\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-carousel-image\" role=\"img\" aria-label=\"Serie PQ_2\" style=\"background-image: url(&#039;http:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/PQ-Series_2.jpg&#039;)\">\n\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-carousel-image\" role=\"img\" aria-label=\"PQ3235\" style=\"background-image: url(&#039;http:\/\/www.trafopsu.com\/wp-content\/uploads\/2026\/08\/PQ3235.jpg&#039;)\">\n\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7ea2c403 e-con-full e-flex e-con e-child\" data-id=\"7ea2c403\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5f36410d elementor-widget elementor-widget-icon-box\" data-id=\"5f36410d\" data-element_type=\"widget\" data-widget_type=\"icon-box.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-box-wrapper\">\n\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-icon-box-content\">\n\n\t\t\t\t\t\t\t\t\t<h1 class=\"elementor-icon-box-title\">\n\t\t\t\t\t\t<span  >\n\t\t\t\t\t\t\tPQ3220 SMPS Transformer 12V\/7.5A Flyback Topology\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h1>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-746ecafc elementor-widget elementor-widget-text-editor\" data-id=\"746ecafc\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"el-table-wrap\"><table class=\"el-table\"><tbody><tr><td class=\"black-text\">Modelo\uff1a<\/td><td class=\"gray-text\">PQ3220<\/td><\/tr><tr><td class=\"black-text\">Ae(mm2) :<\/td><td class=\"gray-text\">169\u00a0<\/td><\/tr><tr><td class=\"black-text\">Ref.Power:<\/td><td class=\"gray-text\">90 W<\/td><\/tr><\/tbody><\/table><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5e72c2f elementor-align-center elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"5e72c2f\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjIxMiIsInRvZ2dsZSI6ZmFsc2V9\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">P\u00f3ngase en contacto con nosotros<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-70a6827d elementor-align-center elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"70a6827d\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Descargar<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-320022cb e-con-full e-flex e-con e-child\" data-id=\"320022cb\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-26b8909a elementor-widget elementor-widget-text-editor\" data-id=\"26b8909a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Compartir con:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-da89a2c elementor-icon-list--layout-inline elementor-list-item-link-inline elementor-align-left elementor-widget__width-initial elementor-widget elementor-widget-icon-list\" data-id=\"da89a2c\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items elementor-inline-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.facebook.com\/profile.php?id=61560857980134\" target=\"_blank\" rel=\"noopener\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fab-facebook-f\" viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M279.14 288l14.22-92.66h-88.91v-60.13c0-25.35 12.42-50.06 52.24-50.06h40.42V6.26S260.43 0 225.36 0c-73.22 0-121.08 44.38-121.08 124.72v70.62H22.89V288h81.39v224h100.17V288z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.linkedin.com\/company\/trafopsu\" target=\"_blank\" rel=\"noopener\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fab-linkedin\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path 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xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.1 141c-63.6 0-114.9 51.3-114.9 114.9s51.3 114.9 114.9 114.9S339 319.5 339 255.9 287.7 141 224.1 141zm0 189.6c-41.1 0-74.7-33.5-74.7-74.7s33.5-74.7 74.7-74.7 74.7 33.5 74.7 74.7-33.6 74.7-74.7 74.7zm146.4-194.3c0 14.9-12 26.8-26.8 26.8-14.9 0-26.8-12-26.8-26.8s12-26.8 26.8-26.8 26.8 12 26.8 26.8zm76.1 27.2c-1.7-35.9-9.9-67.7-36.2-93.9-26.2-26.2-58-34.4-93.9-36.2-37-2.1-147.9-2.1-184.9 0-35.8 1.7-67.6 9.9-93.9 36.1s-34.4 58-36.2 93.9c-2.1 37-2.1 147.9 0 184.9 1.7 35.9 9.9 67.7 36.2 93.9s58 34.4 93.9 36.2c37 2.1 147.9 2.1 184.9 0 35.9-1.7 67.7-9.9 93.9-36.2 26.2-26.2 34.4-58 36.2-93.9 2.1-37 2.1-147.8 0-184.8zM398.8 388c-7.8 19.6-22.9 34.7-42.6 42.6-29.5 11.7-99.5 9-132.1 9s-102.7 2.6-132.1-9c-19.6-7.8-34.7-22.9-42.6-42.6-11.7-29.5-9-99.5-9-132.1s-2.6-102.7 9-132.1c7.8-19.6 22.9-34.7 42.6-42.6 29.5-11.7 99.5-9 132.1-9s102.7-2.6 132.1 9c19.6 7.8 34.7 22.9 42.6 42.6 11.7 29.5 9 99.5 9 132.1s2.7 102.7-9 132.1z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-phone-square-alt\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M400 32H48A48 48 0 0 0 0 80v352a48 48 0 0 0 48 48h352a48 48 0 0 0 48-48V80a48 48 0 0 0-48-48zm-16.39 307.37l-15 65A15 15 0 0 1 354 416C194 416 64 286.29 64 126a15.7 15.7 0 0 1 11.63-14.61l65-15A18.23 18.23 0 0 1 144 96a16.27 16.27 0 0 1 13.79 9.09l30 70A17.9 17.9 0 0 1 189 181a17 17 0 0 1-5.5 11.61l-37.89 31a231.91 231.91 0 0 0 110.78 110.78l31-37.89A17 17 0 0 1 299 291a17.85 17.85 0 0 1 5.91 1.21l70 30A16.25 16.25 0 0 1 384 336a17.41 17.41 0 0 1-.39 3.37z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-42f0dc15 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"42f0dc15\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6bdc084a elementor-widget elementor-widget-heading\" data-id=\"6bdc084a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Descripci\u00f3n del producto<\/h2>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5e93e952 e-con-full e-flex e-con e-child\" data-id=\"5e93e952\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7a0e5fc2 elementor-widget elementor-widget-text-editor\" data-id=\"7a0e5fc2\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2 id=\"overview\"><img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f4cc.svg\" alt=\"\ud83d\udccc\" \/> Productos<\/h2><p>This compact high-frequency flyback transformer is purpose-built for 90 W charger and adapter front-ends that must draw from wide-range DC buses (240 V \/ 400 V). Built on an extended\u00a0<strong>PQ3220<\/strong>\u00a0core with\u00a0<strong>PC44 Mn-Zn ferrite<\/strong>, it delivers a clean 12 V \/ 7.5 A output while holding the peak flux density to 0.26 T \u2014 comfortably within the safe margin even at the 400 V worst case. PC44&#8217;s negative loss-temperature coefficient means core loss actually falls as the part reaches its operating temperature, eliminating thermal-runaway risk inside sealed plastic enclosures.<\/p><h2 id=\"specs\"><img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/26a1.svg\" alt=\"\u26a1\" \/> Especificaciones el\u00e9ctricas principales<\/h2><table><thead><tr><th>Par\u00e1metro<\/th><th>Especificaci\u00f3n<\/th><th>Notas \/ Condiciones de ensayo<\/th><\/tr><\/thead><tbody><tr><td>Topolog\u00eda<\/td><td>Flyback (isolated)<\/td><td>Single primary, parallel secondary<\/td><\/tr><tr><td>Potencia de salida nominal<\/td><td>90 W<\/td><td>12 V \u00d7 7.5 A<\/td><\/tr><tr><td>Input (DC Bus)<\/td><td>240 V \/ 400 V (dual grade)<\/td><td>Max flux at 400 V<\/td><\/tr><tr><td>Output<\/td><td>12 V DC \/ 7.5 A<\/td><td>\u00b15% regulation per design<\/td><\/tr><tr><td>Frecuencia de conmutaci\u00f3n<\/td><td>50 kHz<\/td><td>Fixed-frequency PWM<\/td><\/tr><tr><td>Tipo de n\u00facleo<\/td><td>PQ3220 (extended)<\/td><td>Mn-Zn ferrite, Ae = 169 mm\u00b2<\/td><\/tr><tr><td>Core Material<\/td><td>PC44 (TDK-class)<\/td><td>Low-loss at ~100 \u00b0C<\/td><\/tr><tr><td>Primary Inductance<\/td><td>490 \u00b5H (typ.)<\/td><td>Measured @ 10 kHz \/ 1 V<\/td><\/tr><tr><td>Max Flux Density<\/td><td>0.26 T<\/td><td>400 V worst-case<\/td><\/tr><tr><td>Primary DCR<\/td><td>0.24 \u03a9 (typ.)<\/td><td>Measured at 20 \u00b0C<\/td><\/tr><tr><td>Transformer Loss<\/td><td>&lt; 3.5 W<\/td><td>Copper + core at rated load<\/td><\/tr><tr><td>Isolation<\/td><td>Per customer spec<\/td><td>Reinforced \/ basic, custom<\/td><\/tr><tr><td>Operating Temp.<\/td><td>\u221240 \u00b0C to +125 \u00b0C<\/td><td>Insulation class confirmed by test<\/td><\/tr><\/tbody><\/table><h2 id=\"highlights\"><img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f6e0.svg\" alt=\"\ud83d\udee0\ufe0f\" \/> Caracter\u00edsticas t\u00e9cnicas destacadas y artesan\u00eda de primera calidad<\/h2><h3>1. PC44 Low-Loss Ferrite for Sealed Enclosures<\/h3><p>PC44 exhibits its minimum core loss around 100 \u00b0C. In a sealed charger the core stabilizes in exactly this band, so losses stay low and predictable \u2014 no thermal runaway, no derating surprises.<\/p><h3>2. Multi-Section Primary + Parallel Secondary Winding<\/h3><p>The primary is built as three series sections and the high-current secondary as three parallel TIW windings, cutting AC resistance and leakage while improving current sharing and thermal distribution.<\/p><h3>3. Copper-Foil Shielding &amp; Robust Construction<\/h3><p>1 oz copper-foil sections plus triple-insulated wire (TIW) and full varnish impregnation (\u542b\u6d78) suppress EMI, raise dielectric strength, and lock the assembly against vibration and acoustic noise.<\/p><h3>4. 0.26 T Conservative Flux Margin<\/h3><p>Operating at 0.26 T even at the 400 V input leaves generous volt-second headroom, preventing saturation during transients and start-up.<\/p><h2 id=\"applications\"><img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f3af.svg\" alt=\"\ud83c\udfaf\" \/> Aplicaciones t\u00edpicas<\/h2><ul><li><strong>Chargers &amp; Adapters:<\/strong>\u00a090 W universal chargers, industrial power supplies, and LED-driver front-ends.<\/li><li><strong>Telecom &amp; Networking:<\/strong>\u00a012 V rail generation from 240\/400 V DC distribution (PoE++, small-cell, CPE).<\/li><li><strong>Industrial Electronics:<\/strong>\u00a0isolated DC-DC stages, motor-drive auxiliary supplies, measurement instruments.<\/li><li><strong>Renewable &amp; Storage:<\/strong>\u00a0low-power PCS \/ ESS auxiliary isolation and bias supplies.<\/li><\/ul><h2 id=\"custom\"><img decoding=\"async\" class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f4d0.svg\" alt=\"\ud83d\udcd0\" \/> Servicios de ingenier\u00eda y personalizaci\u00f3n<\/h2><p>Backed by an experienced magnetics team and automotive-grade production lines, TrafoPSU provides rapid prototyping and full customization.\u00a0<\/p><p>This PQ3220 series is avaliable for output from 5V until to 48V voltage versions, also we have complete solutions with CM Mode Chokes and Inductor.\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6564bf7e elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" 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menu-item-type-taxonomy menu-item-object-category menu-item-477\"><a href=\"https:\/\/www.trafopsu.com\/es\/category\/products\/inductors-and-chokes\/\" class=\"elementor-item\" tabindex=\"-1\">Inductancias y choques<\/a><\/li>\n<li class=\"menu-item menu-item-type-taxonomy menu-item-object-category menu-item-479\"><a href=\"https:\/\/www.trafopsu.com\/es\/category\/products\/pcb-transformers\/\" class=\"elementor-item\" tabindex=\"-1\">Transformadores para circuito impreso<\/a><\/li>\n<li class=\"menu-item menu-item-type-taxonomy menu-item-object-category menu-item-475\"><a href=\"https:\/\/www.trafopsu.com\/es\/category\/products\/current-transformers\/\" class=\"elementor-item\" tabindex=\"-1\">Transformadores de corriente<\/a><\/li>\n<li class=\"menu-item menu-item-type-taxonomy menu-item-object-category menu-item-617\"><a href=\"https:\/\/www.trafopsu.com\/es\/category\/products\/toroidal-transformer\/\" class=\"elementor-item\" tabindex=\"-1\">Transformadores 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value=\"50604aa7\"\/>\n\t\t\t<input type=\"hidden\" name=\"referer_title\" value=\"\" \/>\n\n\t\t\t\n\t\t\t<div class=\"elementor-form-fields-wrapper elementor-labels-\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-email elementor-field-group elementor-column elementor-field-group-email elementor-col-100 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[email]\" id=\"form-field-email\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Su correo electr\u00f3nico\" required=\"required\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-id elementor-col-100 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[id]\" id=\"form-field-id\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Su empresa\" 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value=\"es\"\/><\/form>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-330122f0 e-flex e-con-boxed e-con e-parent\" data-id=\"330122f0\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5cc7d5f9 elementor-widget elementor-widget-heading\" data-id=\"5cc7d5f9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Productos relacionados<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7879e2b9 elementor-grid-5 elementor-grid-tablet-5 elementor-grid-mobile-3 elementor-posts--thumbnail-top elementor-widget elementor-widget-posts\" data-id=\"7879e2b9\" data-element_type=\"widget\" data-settings=\"{&quot;classic_columns&quot;:&quot;5&quot;,&quot;classic_columns_tablet&quot;:&quot;5&quot;,&quot;classic_columns_mobile&quot;:&quot;3&quot;,&quot;pagination_type&quot;:&quot;numbers_and_prev_next&quot;,&quot;classic_row_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:35,&quot;sizes&quot;:[]},&quot;classic_row_gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;classic_row_gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"posts.classic\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-posts-container elementor-posts elementor-posts--skin-classic elementor-grid\">\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-1014 post type-post status-publish format-standard has-post-thumbnail hentry category-inductors-and-chokes category-products\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.trafopsu.com\/es\/amcc16-and-amcc40-transformer-made-by-amorphouse-core\/\" tabindex=\"-1\">\n\t\t\t<div class=\"elementor-post__thumbnail\"><img decoding=\"async\" width=\"100\" height=\"100\" src=\"https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/AMCC16-and-AMCC40-transformer-made-by-Amorphouse-core-.webp\" class=\"attachment-full size-full wp-image-1017\" alt=\"\" \/><\/div>\n\t\t<\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.trafopsu.com\/es\/amcc16-and-amcc40-transformer-made-by-amorphouse-core\/\">\n\t\t\t\tTransformador AMCC16 y AMCC40 fabricado por Amorphouse core\u00a0\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-891 post type-post status-publish format-standard has-post-thumbnail hentry category-ec-series category-products category-smps-transformers\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.trafopsu.com\/es\/ec52-transformer-with-litz-wire\/\" tabindex=\"-1\">\n\t\t\t<div class=\"elementor-post__thumbnail\"><img fetchpriority=\"high\" decoding=\"async\" width=\"843\" height=\"710\" src=\"https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/EC52-transformer-with-Litz-wire-.webp\" class=\"attachment-full size-full wp-image-892\" alt=\"\" srcset=\"https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/EC52-transformer-with-Litz-wire-.webp 843w, https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/EC52-transformer-with-Litz-wire--300x253.webp 300w, https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/EC52-transformer-with-Litz-wire--768x647.webp 768w\" sizes=\"(max-width: 843px) 100vw, 843px\" \/><\/div>\n\t\t<\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.trafopsu.com\/es\/ec52-transformer-with-litz-wire\/\">\n\t\t\t\tTransformador EC52 con cable Litz\u00a0\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-915 post type-post status-publish format-standard has-post-thumbnail hentry category-ee-series category-products category-smps-transformers\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.trafopsu.com\/es\/ee\/\" tabindex=\"-1\">\n\t\t\t<div class=\"elementor-post__thumbnail\"><img decoding=\"async\" width=\"2560\" height=\"2048\" src=\"https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/EE-Series-1-scaled.jpg\" class=\"attachment-full size-full wp-image-1437\" alt=\"\" srcset=\"https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/EE-Series-1-scaled.jpg 2560w, https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/EE-Series-1-300x240.jpg 300w, https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/EE-Series-1-1024x819.jpg 1024w, https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/EE-Series-1-768x614.jpg 768w, https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/EE-Series-1-1536x1229.jpg 1536w, https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/EE-Series-1-2048x1638.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><\/div>\n\t\t<\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.trafopsu.com\/es\/ee\/\">\n\t\t\t\tSerie EE\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-986 post type-post status-publish format-standard has-post-thumbnail hentry category-inductors-and-chokes category-products\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.trafopsu.com\/es\/common-mode-choke-2x3-5mh-rated-2-5a-max-srf1-khz-%e2%86%92-300-mhz\/\" tabindex=\"-1\">\n\t\t\t<div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/Common-Mode-Choke-2x3.5mH-Rated-2.5A-Max-SRF-1-kHz-\u2192-300-MHz-.webp\" class=\"attachment-full size-full wp-image-988\" alt=\"\" srcset=\"https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/Common-Mode-Choke-2x3.5mH-Rated-2.5A-Max-SRF-1-kHz-\u2192-300-MHz-.webp 800w, https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/Common-Mode-Choke-2x3.5mH-Rated-2.5A-Max-SRF-1-kHz-\u2192-300-MHz--300x300.webp 300w, https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/Common-Mode-Choke-2x3.5mH-Rated-2.5A-Max-SRF-1-kHz-\u2192-300-MHz--150x150.webp 150w, https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/Common-Mode-Choke-2x3.5mH-Rated-2.5A-Max-SRF-1-kHz-\u2192-300-MHz--768x768.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/div>\n\t\t<\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.trafopsu.com\/es\/common-mode-choke-2x3-5mh-rated-2-5a-max-srf1-khz-%e2%86%92-300-mhz\/\">\n\t\t\t\tInductancia de modo com\u00fan 2\u00d73,5mH nominal: 2.5A, SRF m\u00e1x:1 kHz \u2192 300 MHz\u00a0\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-740 post type-post status-publish format-standard has-post-thumbnail hentry category-efd-series category-products category-smps-transformers\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.trafopsu.com\/es\/efd25-flyback-transformer-suitable-for-lt3573-lt3574-lt3575-lt3748\/\" tabindex=\"-1\">\n\t\t\t<div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/EFD25-SMDEFD25-Flyback-transformer-suitable-for-LT3573LT3574LT3575LT3748-.webp\" class=\"attachment-full size-full wp-image-741\" alt=\"\" srcset=\"https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/EFD25-SMDEFD25-Flyback-transformer-suitable-for-LT3573LT3574LT3575LT3748-.webp 800w, https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/EFD25-SMDEFD25-Flyback-transformer-suitable-for-LT3573LT3574LT3575LT3748--300x300.webp 300w, https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/EFD25-SMDEFD25-Flyback-transformer-suitable-for-LT3573LT3574LT3575LT3748--150x150.webp 150w, https:\/\/www.trafopsu.com\/wp-content\/uploads\/2025\/10\/EFD25-SMDEFD25-Flyback-transformer-suitable-for-LT3573LT3574LT3575LT3748--768x768.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/div>\n\t\t<\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.trafopsu.com\/es\/efd25-flyback-transformer-suitable-for-lt3573-lt3574-lt3575-lt3748\/\">\n\t\t\t\tEFD25 Transformador flyback adecuado para LT3573\/LT3574\/LT3575\/LT3748\u00a0\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<\/div>\n\t\t\t\t<\/article>\n\t\t\t\t<\/div>\n\t\t\n\t\t\t\t<div class=\"e-load-more-anchor\" data-page=\"1\" data-max-page=\"13\" data-next-page=\"https:\/\/www.trafopsu.com\/wp-json\/wp\/v2\/posts\/2158\/page\/2\/\"><\/div>\n\t\t\t\t<nav class=\"elementor-pagination\" aria-label=\"Paginaci\u00f3n\">\n\t\t\t<span class=\"page-numbers prev\"><<<\/span>\n<span aria-current=\"page\" class=\"page-numbers current\"><span class=\"elementor-screen-only\">P\u00e1gina<\/span>1<\/span>\n<a class=\"page-numbers\" href=\"https:\/\/www.trafopsu.com\/wp-json\/wp\/v2\/posts\/2158\/page\/2\/\"><span class=\"elementor-screen-only\">P\u00e1gina<\/span>2<\/a>\n<a class=\"page-numbers\" 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loss.<\/p>","protected":false},"author":3,"featured_media":2160,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33,13,14],"tags":[],"class_list":["post-2158","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pq-pqi-series","category-products","category-smps-transformers"],"_links":{"self":[{"href":"https:\/\/www.trafopsu.com\/es\/wp-json\/wp\/v2\/posts\/2158","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.trafopsu.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.trafopsu.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.trafopsu.com\/es\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.trafopsu.com\/es\/wp-json\/wp\/v2\/comments?post=2158"}],"version-history":[{"count":4,"href":"https:\/\/www.trafopsu.com\/es\/wp-json\/wp\/v2\/posts\/2158\/revisions"}],"predecessor-version":[{"id":2164,"href":"https:\/\/www.trafopsu.com\/es\/wp-json\/wp\/v2\/posts\/2158\/revisions\/2164"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.trafopsu.com\/es\/wp-json\/wp\/v2\/media\/2160"}],"wp:attachment":[{"href":"https:\/\/www.trafopsu.com\/es\/wp-json\/wp\/v2\/media?parent=2158"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.trafopsu.com\/es\/wp-json\/wp\/v2\/categories?post=2158"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.trafopsu.com\/es\/wp-json\/wp\/v2\/tags?post=2158"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}