{"id":1247,"date":"2026-06-25T01:41:58","date_gmt":"2026-06-24T20:11:58","guid":{"rendered":"https:\/\/capkit.in\/?post_type=product&#038;p=1247"},"modified":"2026-06-25T01:41:59","modified_gmt":"2026-06-24T20:11:59","slug":"2-1-channel-tpa3116d2-digital-audio-power-amplifier-board-50w50w100w","status":"publish","type":"product","link":"https:\/\/capkit.in\/?product=2-1-channel-tpa3116d2-digital-audio-power-amplifier-board-50w50w100w","title":{"rendered":"2.1 Channel TPA3116D2 Digital Audio Power Amplifier Board 50W+50W+100W"},"content":{"rendered":"<p class=\"PDq2pG_selectionAnchorContainer\" data-start=\"446\" data-end=\"844\">The TPA3116D2 2.1 Channel Digital Power Amplifier Board is a high-efficiency audio amplifier module designed to provide outstanding sound quality with powerful bass performance. Utilizing dual TPA3116D2 Class-D amplifier chips, this board delivers up to 50W + 50W stereo output along with a dedicated 100W subwoofer channel for a complete 2.1 audio experience.<\/p>\n<p data-start=\"846\" data-end=\"1229\">With a wide operating voltage range of 12V to 24V DC, the amplifier board is suitable for a variety of audio applications including home theater systems, multimedia speakers, Bluetooth audio projects, DIY speaker systems, and active subwoofers. The Class-D architecture ensures high efficiency, low heat generation, and excellent audio fidelity.<\/p>\n<p data-start=\"1231\" data-end=\"1454\">Its compact design, powerful output capability, and simple wiring make it a popular choice among electronics enthusiasts and audio hobbyists looking to build high-quality sound systems.<\/p>\n<h3 data-section-id=\"1iz91iu\" data-start=\"1456\" data-end=\"1472\">Key Features<\/h3>\n<ul data-start=\"1474\" data-end=\"1823\">\n<li data-section-id=\"18mfz39\" data-start=\"1474\" data-end=\"1514\">Dual TPA3116D2 Class-D Amplifier Chips<\/li>\n<li data-section-id=\"9w7d2n\" data-start=\"1515\" data-end=\"1541\">2.1 Channel Audio Output<\/li>\n<li data-section-id=\"1yiieee\" data-start=\"1542\" data-end=\"1567\">50W + 50W Stereo Output<\/li>\n<li data-section-id=\"ryp0co\" data-start=\"1568\" data-end=\"1601\">100W Dedicated Subwoofer Output<\/li>\n<li data-section-id=\"sjo6i6\" data-start=\"1602\" data-end=\"1641\">High-Efficiency Digital Amplification<\/li>\n<li data-section-id=\"1jm8op\" data-start=\"1642\" data-end=\"1672\">Low Distortion Sound Quality<\/li>\n<li data-section-id=\"7sfq0s\" data-start=\"1673\" data-end=\"1699\">Wide Input Voltage Range<\/li>\n<li data-section-id=\"18bfqq8\" data-start=\"1700\" data-end=\"1727\">Adjustable Volume Control<\/li>\n<li data-section-id=\"rwb8de\" data-start=\"1728\" data-end=\"1749\">Low Heat Generation<\/li>\n<li data-section-id=\"19gndkc\" data-start=\"1750\" data-end=\"1770\">Compact PCB Design<\/li>\n<li data-section-id=\"17xfrh6\" data-start=\"1771\" data-end=\"1790\">Easy Installation<\/li>\n<li data-section-id=\"z5l6l7\" data-start=\"1791\" data-end=\"1823\">Compatible with 4\u03a9\u20138\u03a9 Speakers<\/li>\n<\/ul>\n<h3 data-section-id=\"1yl5694\" data-start=\"1825\" data-end=\"1843\">Specifications<\/h3>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1845\" data-end=\"2307\">\n<thead data-start=\"1845\" data-end=\"1872\">\n<tr data-start=\"1845\" data-end=\"1872\">\n<th class=\"last:pe-10 align-top\" data-start=\"1845\" data-end=\"1861\" data-col-size=\"sm\">Specification<\/th>\n<th class=\"last:pe-10 align-top\" data-start=\"1861\" data-end=\"1872\" data-col-size=\"sm\">Details<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"1900\" data-end=\"2307\">\n<tr data-start=\"1900\" data-end=\"1933\">\n<td data-start=\"1900\" data-end=\"1915\" data-col-size=\"sm\">Amplifier IC<\/td>\n<td data-start=\"1915\" data-end=\"1933\" data-col-size=\"sm\">Dual TPA3116D2<\/td>\n<\/tr>\n<tr data-start=\"1934\" data-end=\"1970\">\n<td data-start=\"1934\" data-end=\"1951\" data-col-size=\"sm\">Amplifier Type<\/td>\n<td data-start=\"1951\" data-end=\"1970\" data-col-size=\"sm\">Class-D Digital<\/td>\n<\/tr>\n<tr data-start=\"1971\" data-end=\"2010\">\n<td data-start=\"1971\" data-end=\"1995\" data-col-size=\"sm\">Channel Configuration<\/td>\n<td data-start=\"1995\" data-end=\"2010\" data-col-size=\"sm\">2.1 Channel<\/td>\n<\/tr>\n<tr data-start=\"2011\" data-end=\"2038\">\n<td data-start=\"2011\" data-end=\"2027\" data-col-size=\"sm\">Stereo Output<\/td>\n<td data-start=\"2027\" data-end=\"2038\" data-col-size=\"sm\">50W \u00d7 2<\/td>\n<\/tr>\n<tr data-start=\"2039\" data-end=\"2070\">\n<td data-start=\"2039\" data-end=\"2058\" data-col-size=\"sm\">Subwoofer Output<\/td>\n<td data-start=\"2058\" data-end=\"2070\" data-col-size=\"sm\">100W \u00d7 1<\/td>\n<\/tr>\n<tr data-start=\"2071\" data-end=\"2101\">\n<td data-start=\"2071\" data-end=\"2087\" data-col-size=\"sm\">Input Voltage<\/td>\n<td data-start=\"2087\" data-end=\"2101\" data-col-size=\"sm\">DC 12V\u201324V<\/td>\n<\/tr>\n<tr data-start=\"2102\" data-end=\"2131\">\n<td data-start=\"2102\" data-end=\"2122\" data-col-size=\"sm\">Speaker Impedance<\/td>\n<td data-start=\"2122\" data-end=\"2131\" data-col-size=\"sm\">4\u03a9\u20138\u03a9<\/td>\n<\/tr>\n<tr data-start=\"2132\" data-end=\"2168\">\n<td data-start=\"2132\" data-end=\"2153\" data-col-size=\"sm\">Frequency Response<\/td>\n<td data-start=\"2153\" data-end=\"2168\" data-col-size=\"sm\">14Hz\u2013100kHz<\/td>\n<\/tr>\n<tr data-start=\"2169\" data-end=\"2202\">\n<td data-start=\"2169\" data-end=\"2193\" data-col-size=\"sm\">Signal-to-Noise Ratio<\/td>\n<td data-start=\"2193\" data-end=\"2202\" data-col-size=\"sm\">100dB<\/td>\n<\/tr>\n<tr data-start=\"2203\" data-end=\"2235\">\n<td data-start=\"2203\" data-end=\"2225\" data-col-size=\"sm\">Switching Frequency<\/td>\n<td data-start=\"2225\" data-end=\"2235\" data-col-size=\"sm\">1.2MHz<\/td>\n<\/tr>\n<tr data-start=\"2236\" data-end=\"2269\">\n<td data-start=\"2236\" data-end=\"2251\" data-col-size=\"sm\">Audio Output<\/td>\n<td data-col-size=\"sm\" data-start=\"2251\" data-end=\"2269\">Terminal Block<\/td>\n<\/tr>\n<tr data-start=\"2270\" data-end=\"2307\">\n<td data-start=\"2270\" data-end=\"2280\" data-col-size=\"sm\">Cooling<\/td>\n<td data-start=\"2280\" data-end=\"2307\" data-col-size=\"sm\">Passive Heatsink Design<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"2309\" data-end=\"2346\">\n<h3 data-section-id=\"wggvqn\" data-start=\"2348\" data-end=\"2364\">Applications<\/h3>\n<ul data-start=\"2366\" data-end=\"2579\">\n<li data-section-id=\"1bql296\" data-start=\"2366\" data-end=\"2388\">Home Theater Systems<\/li>\n<li data-section-id=\"n10ft4\" data-start=\"2389\" data-end=\"2410\">2.1 Speaker Systems<\/li>\n<li data-section-id=\"fe7846\" data-start=\"2411\" data-end=\"2431\">Bluetooth Speakers<\/li>\n<li data-section-id=\"1asguss\" data-start=\"2432\" data-end=\"2452\">DIY Audio Projects<\/li>\n<li data-section-id=\"1tkewl1\" data-start=\"2453\" data-end=\"2472\">Active Subwoofers<\/li>\n<li data-section-id=\"7wesel\" data-start=\"2473\" data-end=\"2494\">Multimedia Speakers<\/li>\n<li data-section-id=\"182lz4o\" data-start=\"2495\" data-end=\"2514\">Car Audio Systems<\/li>\n<li data-section-id=\"10u9sob\" data-start=\"2515\" data-end=\"2536\">Hi-Fi Audio Systems<\/li>\n<li data-section-id=\"klfbf\" data-start=\"2537\" data-end=\"2558\">Desktop Audio Setup<\/li>\n<li data-section-id=\"gme4rg\" data-start=\"2559\" data-end=\"2579\">Sound Bar Projects<\/li>\n<\/ul>\n<h3 data-section-id=\"5t7ttf\" data-start=\"2581\" data-end=\"2601\">Package Includes<\/h3>\n<ul data-start=\"2603\" data-end=\"2660\">\n<li data-section-id=\"jgbe01\" data-start=\"2603\" data-end=\"2660\">1 \u00d7 TPA3116D2 2.1 Channel Digital Audio Amplifier Board<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>High-performance 2.1 Channel Digital Audio Amplifier Board based on dual TPA3116D2 Class-D amplifier ICs. Delivers powerful stereo output with a dedicated subwoofer channel, making it ideal for home theaters, Bluetooth speakers, DIY audio systems, and subwoofer applications.<\/p>\n","protected":false},"featured_media":1248,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_cat":[33],"product_tag":[227,230,232,229,228,233,234,231,225,226],"class_list":["post-1247","product","type-product","status-publish","has-post-thumbnail","product_cat-preamplifire-board","product_tag-2-1-amplifier-module","product_tag-50w-50w-100w-amplifier","product_tag-audio-power-amplifier","product_tag-class-d-amplifier-board","product_tag-digital-audio-amplifier","product_tag-diy-audio-module","product_tag-stereo-amplifier-board","product_tag-subwoofer-amplifier-board","product_tag-tpa3116d2-2-1-board","product_tag-tpa3116d2-amplifier-board","first","instock","taxable","shipping-taxable","purchasable","product-type-simple","col-xs-6 col-sm-4","col-md-3 col-lg-3","un-4-cols"],"_links":{"self":[{"href":"https:\/\/capkit.in\/index.php?rest_route=\/wp\/v2\/product\/1247","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/capkit.in\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/capkit.in\/index.php?rest_route=\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/capkit.in\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1247"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/capkit.in\/index.php?rest_route=\/wp\/v2\/media\/1248"}],"wp:attachment":[{"href":"https:\/\/capkit.in\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1247"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/capkit.in\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=1247"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/capkit.in\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=1247"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}