{"id":7101,"date":"2021-10-08T00:12:08","date_gmt":"2021-10-08T07:12:08","guid":{"rendered":"http:\/\/localhost\/kinetic\/?page_id=7101"},"modified":"2026-06-17T16:38:50","modified_gmt":"2026-06-17T16:38:50","slug":"ktu1121a","status":"publish","type":"page","link":"https:\/\/pinakinnsoft.com\/kinetic\/ktu1121a\/","title":{"rendered":"KTU1121A"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"7101\" class=\"elementor elementor-7101\">\n\t\t\t\t<div class=\" elementor-element elementor-element-6c8275e e-flex e-con-boxed section-light e-con e-parent\" data-id=\"6c8275e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-61bdc86 elementor-widget elementor-widget-text-editor\" data-id=\"61bdc86\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div id=\"prod-button-list\">\n\t\t                <a class=\"downloadpdfico\" href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/KTU1121A-04a.pdf\">Datasheet<\/a>\n                                            <a class=\"icon-evk\" href=\"https:\/\/pinakinnsoft.com\/kinetic\/ktu1121aeuaj-mmev01\" rel=\"noopener\">Evaluation Kit<\/a>\n                            \n        <div style=\"clear: both;\"><\/div>\n    <\/div>\n    <div id=\"evk-list\" style=\"display: none;\">\n\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\t\t<div class=\"elementor-element elementor-element-c9b8978 product-tab elementor-widget elementor-widget-crafto-tabs\" data-id=\"c9b8978\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"crafto-tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"crafto-tabs tab-style-5\">\n\t\t\t\t<div class=\"crafto-container-wrap\">\t\t\t\t<ul class=\"nav nav-tabs alt-font\">\n\t\t\t\t\t\t\t\t\t\t\t\t<li class=\"elementor-repeater-item-1cde123 nav-item \">\n\t\t\t\t\t\t\t\t<a class=\"nav-link active\" data-bs-toggle=\"tab\" href=\"#tab-2115198641\">\n\t\t\t\t\t\t\t\t\tDescription\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<li class=\"elementor-repeater-item-94313d9 nav-item \">\n\t\t\t\t\t\t\t\t<a class=\"nav-link \" data-bs-toggle=\"tab\" href=\"#tab-2115198642\">\n\t\t\t\t\t\t\t\t\tFeatures\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<li class=\"elementor-repeater-item-a056022 nav-item \">\n\t\t\t\t\t\t\t\t<a class=\"nav-link \" data-bs-toggle=\"tab\" href=\"#tab-2115198643\">\n\t\t\t\t\t\t\t\t\tApplications\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<li class=\"elementor-repeater-item-69a0953 nav-item \">\n\t\t\t\t\t\t\t\t<a class=\"nav-link \" data-bs-toggle=\"tab\" href=\"#tab-2115198644\">\n\t\t\t\t\t\t\t\t\tPackaging Information\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<li class=\"elementor-repeater-item-8e6cdf7 nav-item \">\n\t\t\t\t\t\t\t\t<a class=\"nav-link \" data-bs-toggle=\"tab\" href=\"#tab-2115198645\">\n\t\t\t\t\t\t\t\t\tParameters\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<li class=\"elementor-repeater-item-2240fa1 nav-item \">\n\t\t\t\t\t\t\t\t<a class=\"nav-link \" data-bs-toggle=\"tab\" href=\"#tab-2115198646\">\n\t\t\t\t\t\t\t\t\tTechnical Documentation\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<li class=\"elementor-repeater-item-ca1f584 nav-item \">\n\t\t\t\t\t\t\t\t<a class=\"nav-link \" data-bs-toggle=\"tab\" href=\"#tab-2115198647\">\n\t\t\t\t\t\t\t\t\tPurchase\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t\t\t<\/ul>\n\t\t\t\t<\/div>\t\t\t<div class=\"tab-content\">\n\t\t\t\t\t\t\t\t\t\t<div id=\"tab-2115198641\" class=\"tab-pane fade in active show\">\n\t\t\t\t\t\t\t<p>The KTU1121A provides four conducting paths with overvoltage protection (OVP) for Type-C&#8217;s CC, SBU signals. Once an overvoltage event is detected, it will shut down all paths to protect circuits in system side, like PD controller from damage.<\/p>\n<p>All the SBU and CC switches have very low oncapacitance for broad bandwidth to allow high-speed signal passing through without loss. The CC1\/2 switches have low on-resistance for passing VCONN power up to 1.25A.<\/p>\n<p>During dead battery conditions, internal 5.1k\u2126 resistors automatically pull-down on CC1\/2 to ensure that the upstream source provides 5V on VBUS.<\/p>\n<p>The KTU1121A is packaged in RoHS and Green compliant 16-bump WLCSP 1.7mm x 1.7mm package or 20 pin 3mm x 3mm TQFN package.<\/p>\n\t    <a href=\"https:\/\/pinakinnsoft.com\/kinetic\/wp-content\/uploads\/2026\/06\/KTU1121A_typ_app_dia.jpg\" class=\"gallery-image\" data-elementor-open-lightbox=\"yes\"\n   data-elementor-lightbox-slideshow=\"0\">\n\t\t\t<img decoding=\"async\" src=\"https:\/\/pinakinnsoft.com\/kinetic\/wp-content\/uploads\/2026\/06\/KTU1121A_typ_app_dia.jpg\" alt=\"\" \/>\n\t\t<\/a>\n\t\t    <a href=\"https:\/\/pinakinnsoft.com\/kinetic\/wp-content\/uploads\/2026\/06\/TQFN33-20_KTU1121-A_UAJ_3D-1-scaled-1.jpg\" class=\"gallery-image\" data-elementor-open-lightbox=\"yes\"\n   data-elementor-lightbox-slideshow=\"0\">\n\t\t\t<img decoding=\"async\" src=\"https:\/\/pinakinnsoft.com\/kinetic\/wp-content\/uploads\/2026\/06\/TQFN33-20_KTU1121-A_UAJ_3D-1-scaled-1.jpg\" alt=\"\" \/>\n\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div id=\"tab-2115198642\" class=\"tab-pane fade \">\n\t\t\t\t\t\t\t<ul>\n<li>Thunderbolt\u2122 compatible<\/li>\n<li>Overvoltage Protection\n<ul>\n<li>24VDC Tolerance on CC 1\/2, SBU 1\/2<\/li>\n<li>CC 1\/2 OVP = 5.8V<\/li>\n<li>SBU 1\/2 OVP = 4.8V<\/li>\n<li>Fast 70ns Response Time<\/li>\n<\/ul>\n<\/li>\n<li>IEC61000-4-5 Surge Protection\n<ul>\n<li>\u00b140V Surge Tolerance on CC 1\/2<\/li>\n<li>\u00b130V Surge Tolerance on SBU 1\/2<\/li>\n<\/ul>\n<\/li>\n<li>IEC61000-4-2 ESD Protection\n<ul>\n<li>\u00b115kV air gap on CC 1\/2, SBU 1\/2<\/li>\n<li>\u00b18kV contact on CC 1\/2, SBU 1\/2<\/li>\n<li>\u00b12kV HBM on all pins (JEDEC JS-001-2017)<\/li>\n<\/ul>\n<\/li>\n<li>CC Switches:\n<ul>\n<li>1.25A, 270m\u2126, 40pF, 140MHz<\/li>\n<li>Automatic 5.1k\u2126 dead battery pull-down<\/li>\n<\/ul>\n<\/li>\n<li>SBU Switches:\n<ul>\n<li>3\u2126, 11pF, 800MHz<\/li>\n<\/ul>\n<\/li>\n<li>2.5V to 5.5V Operating Supply Voltage Range<\/li>\n<li>-40\u00b0C to 85\u00b0C Operating Temperature Range<\/li>\n<li>16-bump WLCSP 1.7mm x 1.7mm (0.4mm pitch)<\/li>\n<li>20 pin TQFN 3mm x 3mm (0.4mm pitch)<\/li>\n<li>RoHS and Green Compliant<\/li>\n<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div id=\"tab-2115198643\" class=\"tab-pane fade \">\n\t\t\t\t\t\t\t<ul>\n<li>Notebooks, PCs, Netbooks, Tablets, Monitors, TVs<\/li>\n<li>Gaming Devices, Set-top Boxes, Networking<\/li>\n<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div id=\"tab-2115198644\" class=\"tab-pane fade \">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<table class=\"tbl-product__table\">\n                                <thead>\n\t\t\t\t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t\t<td><strong>Package<\/strong><\/td>\n\t\t\t\t\t\t\t\t\t\t<td><strong>Dimensions<\/strong><\/td>\n\t\t\t\t\t\t\t\t\t\t<td><strong>Package Code<\/strong><\/td>\n\t\t\t\t\t\t\t\t\t<\/tr>\n                                 <\/thead>   \n                                 <tbody>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t\t\t<td>WLCSP44-16<\/td>\n\t\t\t\t\t\t\t\t\t\t\t<td>1.700mm x 1.700mm x 0.620mm<\/td>\n\t\t\t\t\t\t\t\t\t\t\t<td>GAB<\/td>\n\t\t\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t\t\t<td>WQFN33-20<\/td>\n\t\t\t\t\t\t\t\t\t\t\t<td>3.00mm x 3.00mm x 0.75mm<\/td>\n\t\t\t\t\t\t\t\t\t\t\t<td>UAJ<\/td>\n\t\t\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t\t\t\t\t\t\t                                    <\/tbody>\n\t\t\t\t\t\t\t\t<\/table>\n\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\t\t\t\t<div id=\"tab-2115198645\" class=\"tab-pane fade \">\n\t\t\t\t\t\t\t<table class=\"tbl-product__table\">\n<thead>\n<tr>\n<td><strong>V<sub>in<\/sub> (min)\u00a0<\/strong><\/td>\n<td><strong>V<sub>in<\/sub> (max)\u00a0<\/strong><\/td>\n<td><strong>I<sub>Q<\/sub> (\u00b5A)<\/strong><\/td>\n<td><strong>ON Resistance (m\u03a9)<\/strong><\/td>\n<td><strong>Switch Con (pF)<\/strong><\/td>\n<td><strong>Surge Rating (V)<\/strong><\/td>\n<td><strong>OVP Turn Off Response Time (ns)<\/strong><\/td>\n<td><strong>Package<\/strong><\/td>\n<td><strong>Package Alt.<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>2.5V<\/td>\n<td>5.5V<\/td>\n<td>40<\/td>\n<td>270<\/td>\n<td>11\/40<\/td>\n<td>CCx = \u00b140<br \/>\nSBUx = \u00b130<\/td>\n<td>70<\/td>\n<td>WLCSP44-16<br \/>\n1.70 x 1.70<\/td>\n<td>TQFN33-20<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div id=\"tab-2115198646\" class=\"tab-pane fade \">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<table class=\"tbl-product__table\">\n                                <thead>\n\t\t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t<th>Description<\/th>\n\t\t\t\t\t\t\t\t<th>Documents<\/th>\n\t\t\t\t\t\t\t\t<th>Type<\/th>\n\t\t\t\t\t\t\t<\/tr>\n                            <\/thead>\n                            <tbody>\n\t\t\t\t\t\t\t<tr><td><a href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/web\/KTU1121A\/KTU1121A-04a.pdf\" download>Datasheet<\/a><\/td><td><a href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/web\/KTU1121A\/KTU1121A-04a.pdf\" download>KTU1121A-04a<\/a><\/td><td><a href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/web\/KTU1121A\/KTU1121A-04a.pdf\" download>PDF<\/a><\/td><\/tr><tr><td><a href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/web\/KTU1121A\/WQFN33-20_UAJ_POD.pdf\" download>Package Outline Drawing<\/a><\/td><td><a href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/web\/KTU1121A\/WQFN33-20_UAJ_POD.pdf\" download>WQFN33-20 UAJ POD<\/a><\/td><td><a href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/web\/KTU1121A\/WQFN33-20_UAJ_POD.pdf\" download>PDF<\/a><\/td><\/tr>                            <\/tbody>\n\t\t\t\t\t\t<\/table>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div id=\"tab-2115198647\" class=\"tab-pane fade \">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<table class=\"tbl-product__table\">\n                    <thead>\n\t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t<th>Purchase Options<\/th>\n\t\t\t\t\t\t<\/tr>\n                        <\/thead>\n                        <tbody>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t<td><a class=\"icon-digikey\" href=\"https:\/\/www.digikey.com\/en\/products\/filter\/power-management-pmic\/power-management-specialized\/761?s=N4IgTCBcDaINYBcCuBGFYUEMQF0C%20QA\" target=\"_blank\">Buy from Digi-Key<\/a><\/td>\n\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t<td><a class=\"icon-mouser\" href=\"https:\/\/www.mouser.com\/c\/?q=ktu1121a\" target=\"_blank\">Buy from Mouser<\/a><\/td>\n\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t\t\t\t\t\t\t\t\t\t\t                        <\/tbody>\n\t\t\t\t\t<\/table>\n\t\t\t\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<\/div>\n\t\t\t\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\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Description Features Applications Packaging Information Parameters Technical Documentation Purchase The KTU1121A provides four conducting paths with overvoltage protection (OVP) for Type-C&#8217;s CC, SBU signals. Once an overvoltage event is detected, it will shut down all paths to protect circuits in system side, like PD controller from damage. All the SBU and CC switches have very [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"give_campaign_id":0,"footnotes":""},"class_list":["post-7101","page","type-page","status-publish","hentry"],"acf":[],"campaignId":"0","_links":{"self":[{"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/pages\/7101","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/comments?post=7101"}],"version-history":[{"count":4,"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/pages\/7101\/revisions"}],"predecessor-version":[{"id":17496,"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/pages\/7101\/revisions\/17496"}],"wp:attachment":[{"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/media?parent=7101"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}