{"id":517,"date":"2018-04-05T04:06:23","date_gmt":"2018-04-05T11:06:23","guid":{"rendered":"http:\/\/localhost\/kinetic\/?page_id=517"},"modified":"2026-06-23T15:09:57","modified_gmt":"2026-06-23T15:09:57","slug":"ktd2151b","status":"publish","type":"page","link":"https:\/\/pinakinnsoft.com\/kinetic\/ktd2151b\/","title":{"rendered":"KTD2151B"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"517\" class=\"elementor elementor-517\">\n\t\t\t\t<div class=\" elementor-element elementor-element-4b98a0f6 e-flex e-con-boxed section-light e-con e-parent\" data-id=\"4b98a0f6\" 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-28e566cd elementor-widget elementor-widget-text-editor\" data-id=\"28e566cd\" 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\/KTD2151B\/KTD2151-04h.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-52034c15 product-tab elementor-widget elementor-widget-crafto-tabs\" data-id=\"52034c15\" 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-13759477971\">\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-13759477972\">\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-13759477973\">\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-13759477974\">\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-13759477975\">\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-13759477976\">\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-13759477977\">\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-13759477971\" class=\"tab-pane fade in active show\">\n\t\t\t\t\t\t\t<p>The KTD2151 is a TFT-LCD power supply IC for small and medium size displays for smartphones and tablets. The positive and negative output rails provide bias supplies for TFT LCD panels via the Source Driver IC. The device only requires a single inductor, to reduce the total PCB area.<\/p>\n<p>It features an integrated step-up DC-DC converter with input voltage range from 2.7V to 5.5V. An LDO and charge pump generate dual regulated outputs, whose voltages can be programmed via an I<sup>2<\/sup>C compatible interface. Optimized step-up, LDO and charge pump converters maximize conversion efficiency, exceeding 85%.<\/p>\n<p>KTD2151 integrates all compensation and soft-start circuitry, which results in a simpler and smaller solution with much fewer external components. High switching frequency (1.8MHz) allows the use of a smaller inductor and capacitor to further reduce the solution size.<\/p>\n<p>The I<sup>2<\/sup>C compatible interface allows control of the positive and negative outputs from +4.0V to +5.2V and from -4.0V to -5.2V, respectively, as well as programming additional registers on the device.<\/p>\n<p>KTD2151 is available in a RoHS compliant 15-bump 2.2mm x 1.45mm x 0.62mm WLCSP.<\/p>\n\t    <a href=\"https:\/\/pinakinnsoft.com\/kinetic\/wp-content\/uploads\/2026\/06\/KTD2151_typ_app_dia_01-1.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\/KTD2151_typ_app_dia_01-1.jpg\" alt=\"\" \/>\n\t\t<\/a>\n\t\t    <a href=\"https:\/\/pinakinnsoft.com\/kinetic\/wp-content\/uploads\/2026\/06\/WLCSP53-15_KTD2151_OU_3D-1.png\" 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\/WLCSP53-15_KTD2151_OU_3D-1.png\" 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-13759477972\" class=\"tab-pane fade \">\n\t\t\t\t\t\t\t<ul>\n<li>Input voltage range (2.7V to 5.5V)<\/li>\n<li>Dual output regulator with single inductor<\/li>\n<li>High efficiency above 85%<\/li>\n<li>Charge pump with PFM mode at light load<\/li>\n<li>Programmable output voltages<\/li>\n<li>Positive output voltage range\n<ul>\n<li>+4.0V to +5.2V (100mV\/step)<\/li>\n<\/ul>\n<\/li>\n<li>Negative output voltage range\n<ul>\n<li>-4.0V to -5.2V (100mV\/step)<\/li>\n<\/ul>\n<\/li>\n<li>Programmable regulator offset voltage<\/li>\n<li>1.0% output voltage accuracy<\/li>\n<li>Regulated output current up to 80mA<\/li>\n<li>Programmable active discharge<\/li>\n<li>I<sup>2<\/sup>C compatible interface<\/li>\n<li>100nA\u00a0shutdown current<\/li>\n<li>Pb-free WLCSP-15 and TDFN-14 packages<\/li>\n<li>RoHS and Green Compliant<\/li>\n<li>-40\u00b0C to +85\u00b0C Temperature Range<\/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-13759477973\" class=\"tab-pane fade \">\n\t\t\t\t\t\t\t<ul>\n<li>Smartphone TFT-LCD<\/li>\n<li>Tablet TFT-LCD<\/li>\n<li>General Dual Power Supply Applications<\/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-13759477974\" 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>WLCSP53-15<\/td>\n\t\t\t\t\t\t\t\t\t\t\t<td>2.20mm x 1.45mm x 0.62mm<\/td>\n\t\t\t\t\t\t\t\t\t\t\t<td>UO<\/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-13759477975\" 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>Control<\/strong><\/td>\n<td><strong>Max. Current per Channel<\/strong><\/td>\n<td><strong>Vout <\/strong><\/td>\n<td><strong>Accuracy<\/strong><\/td>\n<td><strong>IQ Shutdown (SDA=SCL=1.8V)<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>2.7V<\/td>\n<td>5.5V<\/td>\n<td>I<sup>2<\/sup>C<\/td>\n<td>80mA<\/td>\n<td>4.0~5.2V<\/td>\n<td>1.5%<\/td>\n<td>6\u00b5A<\/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-13759477976\" 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\/KTD2151B\/KTD2151-04h.pdf\" download>Datasheet<\/a><\/td><td><a href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/web\/KTD2151B\/KTD2151-04h.pdf\" download>KTD2151-04h<\/a><\/td><td><a href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/web\/KTD2151B\/KTD2151-04h.pdf\" download>PDF<\/a><\/td><\/tr><tr><td><a href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/web\/KTD2151B\/WLCSP35-15_UO_POD.pdf\" download>Package Outline Drawing<\/a><\/td><td><a href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/web\/KTD2151B\/WLCSP35-15_UO_POD.pdf\" download>WLCSP35-15 UO POD<\/a><\/td><td><a href=\"https:\/\/pinakinnsoft.com\/kinetic\/uploads\/web\/KTD2151B\/WLCSP35-15_UO_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-13759477977\" 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\/KTD2151EUO-TR\/18666779?s=N4IgTCBcDaINIBUAiYCMBWVIC6BfIA\" 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\/KTD2151EUO-TR?qs=lc2O%252BfHJPVbWU6Ufs1WWdg%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 The KTD2151 is a TFT-LCD power supply IC for small and medium size displays for smartphones and tablets. The positive and negative output rails provide bias supplies for TFT LCD panels via the Source Driver IC. The device only requires a single inductor, to reduce the [&hellip;]<\/p>\n","protected":false},"author":1,"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-517","page","type-page","status-publish","hentry"],"acf":[],"campaignId":"0","_links":{"self":[{"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/pages\/517","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\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/comments?post=517"}],"version-history":[{"count":4,"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/pages\/517\/revisions"}],"predecessor-version":[{"id":18432,"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/pages\/517\/revisions\/18432"}],"wp:attachment":[{"href":"https:\/\/pinakinnsoft.com\/kinetic\/wp-json\/wp\/v2\/media?parent=517"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}