{"id":3255,"date":"2018-11-08T09:25:30","date_gmt":"2018-11-08T17:25:30","guid":{"rendered":"http:\/\/localhost\/kinetic\/?page_id=3255"},"modified":"2026-06-22T12:13:56","modified_gmt":"2026-06-22T12:13:56","slug":"ktd2681","status":"publish","type":"page","link":"https:\/\/pinakinnsoft.com\/kinetic\/ktd2681\/","title":{"rendered":"KTD2681"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"3255\" class=\"elementor elementor-3255\">\n\t\t\t\t<div class=\" elementor-element elementor-element-4cc7fe7d e-flex e-con-boxed section-light e-con e-parent\" data-id=\"4cc7fe7d\" 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-105de73c elementor-widget elementor-widget-text-editor\" data-id=\"105de73c\" 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\/web\/KTD2681\/KTD2681-04b.pdf\">Datasheet<\/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-2acbb8c6 product-tab elementor-widget elementor-widget-crafto-tabs\" data-id=\"2acbb8c6\" 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-7179941821\">\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-7179941822\">\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-7179941823\">\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-7179941824\">\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-7179941825\">\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-7179941826\">\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-7179941827\">\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-7179941821\" class=\"tab-pane fade in active show\">\n\t\t\t\t\t\t\t<p>KTD2681 is the ideal power solution for high-power flash LEDs. It includes a highly integrated synchronous boost converter and two current sources, providing a very small total solution in portable application. It has both I<sup>2<\/sup>C interface and hardware STROBE\/TORCH pins for maximum control flexibility. The integrated current source on\/off and current settings in Flash\/Torch\/IR modes can be programmed by the I<sup>2<\/sup>C interface. It also has three selectable input low voltage protection modes to prevent a system reset under low battery condition.<\/p>\n<p>Various protection features are integrated into KTD2681, including cycle-by-cycle input current limit protection, output over-voltage protection, LED fault (open or short) protection, flash timeout protection and thermal shutdown protection.<\/p>\n<p>KTD2681 is available in a RoHS and Green 12-ball 1.30mm x 1.57mm WLCSP package with 0.4mm pitch.<\/p>\n\t    <a href=\"https:\/\/pinakinnsoft.com\/kinetic\/wp-content\/uploads\/2026\/06\/KTD2681_typ_app_dia_02.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\/KTD2681_typ_app_dia_02.jpg\" alt=\"\" \/>\n\t\t<\/a>\n\t\t    <a href=\"https:\/\/pinakinnsoft.com\/kinetic\/wp-content\/uploads\/2026\/06\/WLCSP34-12_KTD2681_UR_3D_Shadow_01.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\/WLCSP34-12_KTD2681_UR_3D_Shadow_01.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-7179941822\" class=\"tab-pane fade \">\n\t\t\t\t\t\t\t<ul>\n<li>High efficiency synchronous boost converter with 2MHz\/4MHz switching frequency option<\/li>\n<li>I<sup>2<\/sup>C interface programming and hardware STROBE\/TORCH control<\/li>\n<li>Two-channel independent current sources\n<ul>\n<li>LED1: Up to 1.5A (7 bits)<\/li>\n<li>LED2: Up to 0.75A (6 bits)<\/li>\n<li>Flash\/Torch\/IR modes<\/li>\n<li>Independent LED on\/off and current settings<\/li>\n<li>Programmable ramp shape and time control<\/li>\n<li>Three input low voltage protection modes<\/li>\n<li>Flash time-out protection<\/li>\n<li>LED cathode ground connection for improved thermal dissipation<\/li>\n<\/ul>\n<\/li>\n<li>LED open\/short protection<\/li>\n<li>I<sup>2<\/sup>C fault read back (I<sup>2<\/sup>C address = 0x63)<\/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-7179941823\" class=\"tab-pane fade \">\n\t\t\t\t\t\t\t<ul>\n<li>Smartphones and Tablets Camera Flash<\/li>\n<li>Digital Cameras<\/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-7179941824\" 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>WLCSP34-12<\/td>\n\t\t\t\t\t\t\t\t\t\t\t<td>1.30mm x 1.57mm x 0.62mm<\/td>\n\t\t\t\t\t\t\t\t\t\t\t<td>UR<\/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-7179941825\" class=\"tab-pane fade \">\n\t\t\t\t\t\t\t<table class=\"tbl-product__table\">\n<thead>\n<tr>\n<td><strong>Vin (min)\u00a0<\/strong><\/td>\n<td><strong>Vin (max)\u00a0<\/strong><\/td>\n<td><strong>Max. Current per Channel<\/strong><\/td>\n<td><strong>Channels<\/strong><\/td>\n<td><strong>Control Type<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>2.7V<\/td>\n<td>5.5V<\/td>\n<td>1500mA<\/td>\n<td>1<\/td>\n<td>I<sup>2<\/sup>C<\/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-7179941826\" 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\/KTD2681\/KTD2681-04b.pdf\" download>Datasheet<\/a><\/td><td><a href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/web\/KTD2681\/KTD2681-04b.pdf\" download>KTD2681-04b<\/a><\/td><td><a href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/web\/KTD2681\/KTD2681-04b.pdf\" download>PDF<\/a><\/td><\/tr><tr><td><a href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/web\/KTD2681\/WLCSP34-12_KTD2681_UR_POD.pdf\" download>Package Outline Drawing<\/a><\/td><td><a href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/web\/KTD2681\/WLCSP34-12_KTD2681_UR_POD.pdf\" download>WLCSP34-12 UR POD<\/a><\/td><td><a href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/web\/KTD2681\/WLCSP34-12_KTD2681_UR_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-7179941827\" 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\/detail\/kinetic-technologies\/KTD2681EUR-TR\/18666719?s=N4IgTCBcDaINIBUAmYBsAOAjCAugXyA\" 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\/ProductDetail\/Kinetic-Technologies\/KTD2681EUR-TR?qs=lc2O%252BfHJPVaOPt5qZVp6Vg%3D%3D\" 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 KTD2681 is the ideal power solution for high-power flash LEDs. It includes a highly integrated synchronous boost converter and two current sources, providing a very small total solution in portable application. It has both I2C interface and hardware STROBE\/TORCH pins for maximum control flexibility. The integrated [&hellip;]<\/p>\n","protected":false},"author":2,"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-3255","page","type-page","status-publish","hentry"],"acf":[],"campaignId":"0","_links":{"self":[{"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/pages\/3255","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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/comments?post=3255"}],"version-history":[{"count":5,"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/pages\/3255\/revisions"}],"predecessor-version":[{"id":17979,"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/pages\/3255\/revisions\/17979"}],"wp:attachment":[{"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/media?parent=3255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}