{"product_id":"a38-switch-module-for-smart-car","title":"A38 Touch Sensor Switch Module | DC 3-5V TTL Output for Arduino \u0026 DIY","description":"\u003ch2 data-path-to-node=\"8\"\u003eModernize Your Interface with Capacitive Touch Technology\u003c\/h2\u003e\n\u003cp data-path-to-node=\"9\"\u003eMechanical switches often suffer from contact bounce and physical wear over time. The \u003cb data-path-to-node=\"9\" data-index-in-node=\"86\"\u003eA38 Touch Sensor Module\u003c\/b\u003e solves this by utilizing capacitive sensing, allowing users to trigger actions with a simple tap on the gold-plated induction zone. This module is the perfect bridge between human interaction and digital logic.\u003c\/p\u003e\n\u003cp data-path-to-node=\"9\"\u003e \u003c\/p\u003e\n\u003ch3 data-path-to-node=\"10\"\u003eEngineered for Stability and Precision\u003c\/h3\u003e\n\u003cp data-path-to-node=\"11\"\u003eAt the heart of the A38 is a robust \u003cb data-path-to-node=\"11\" data-index-in-node=\"36\"\u003eoperational amplifier (LM393)\u003c\/b\u003e and triode circuit. This configuration ensures that the module maintains a \u003cb data-path-to-node=\"11\" data-index-in-node=\"141\"\u003estrong anti-interference capability\u003c\/b\u003e, preventing false triggers caused by environmental noise or electromagnetic interference. It operates on a versatile \u003cb data-path-to-node=\"11\" data-index-in-node=\"294\"\u003eDC 3-5V range\u003c\/b\u003e, making it compatible with most standard power rails found in Arduino, Raspberry Pi, and ESP32 ecosystems.\u003c\/p\u003e\n\u003cp data-path-to-node=\"11\"\u003e \u003c\/p\u003e\n\u003ch3 data-path-to-node=\"12\"\u003eSeamless Integration for Smart Projects\u003c\/h3\u003e\n\u003cp data-path-to-node=\"13\"\u003eThe board is designed with \"Plug-and-Play\" simplicity in mind. Using standard \u003cb data-path-to-node=\"13\" data-index-in-node=\"78\"\u003e2.54mm pitch headers\u003c\/b\u003e, it fits perfectly into breadboards or jumper wire setups. The onboard \u003cb data-path-to-node=\"13\" data-index-in-node=\"170\"\u003eTTL level indicator LED\u003c\/b\u003e provides instant visual feedback, making debugging a breeze during the development phase of your smart car or relay-controlled system.\u003c\/p\u003e","brand":"Sun Cheong Computer Company Limited","offers":[{"title":"Default Title","offer_id":39627882889367,"sku":"21PS001227","price":83.0,"currency_code":"TWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0440\/4022\/4919\/products\/a38-touch-sensor-module-top-view.jpg?v=1770541280","url":"https:\/\/scccltd.com\/en-tw\/products\/a38-switch-module-for-smart-car","provider":"Sun Cheong Computer Company Limited","version":"1.0","type":"link"}