{"product_id":"mpr121-12-channel-capacitive-touch-sensor-controller-module-i2c-interface","title":"MPR121 - 12 Channel Capacitive Touch Sensor Controller Module - I2C Interface","description":"\u003cmeta name=\"description\" content=\"Buy MPR121 12 Channel Capacitive Touch Sensor Controller Module online in India at best price from The Tech Depot, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\u003ch1\u003eMPR121 - 12 Channel Capacitive Touch Sensor Controller Module - I2C Interface\u003c\/h1\u003e\n\n\u003cp\u003ePremium quality electronics from The Tech Depot, Bengaluru. Fast shipping, 7-day warranty on manufacturing defects, expert support.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eFeature\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCapacitive Touch Sensor Controller IC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChannels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 Independent Touch Inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eI2C (400 kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.71V - 3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAddress\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eConfigurable (0x5A-0x5D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eQFN-20 or Breakout Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7-day warranty on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupport\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEmail \u0026amp; WhatsApp 24\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12 Independent Capacitive Touch Inputs\u003c\/strong\u003e - Control up to 12 touch-sensitive buttons\/pads\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI2C Communication\u003c\/strong\u003e - Easy integration with Arduino, Raspberry Pi, STM32, and other microcontrollers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Power Consumption\u003c\/strong\u003e - Ideal for battery-powered applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto-Calibration\u003c\/strong\u003e - Automatically adjusts to environmental changes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfigurable Sensitivity\u003c\/strong\u003e - Fine-tune touch detection thresholds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Operating Modes\u003c\/strong\u003e - Support for different touch detection algorithms\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose This?\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003e100% Authentic\u003c\/strong\u003e - Sourced from trusted suppliers with verification\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFast Shipping\u003c\/strong\u003e - 1-5 days from Bengaluru warehouse, delivered in 7-8 days\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExpert Support\u003c\/strong\u003e - Technical guidance included\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompetitive Pricing\u003c\/strong\u003e - Best value for quality components\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBulk Discounts\u003c\/strong\u003e - Wholesale rates on 10+ units\u003c\/p\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\n\u003ch3\u003eDIY \u0026amp; Hobbyist Projects\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCustom touch-sensitive control panels\u003c\/li\u003e\n\u003cli\u003eInteractive art installations\u003c\/li\u003e\n\u003cli\u003eSmart home automation interfaces\u003c\/li\u003e\n\u003cli\u003eGaming controllers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProfessional \u0026amp; Industrial\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMedical device interfaces\u003c\/li\u003e\n\u003cli\u003eIndustrial control panels\u003c\/li\u003e\n\u003cli\u003ePoint-of-sale systems\u003c\/li\u003e\n\u003cli\u003eSmart appliance controls\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eEducational \u0026amp; Learning\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEmbedded systems projects\u003c\/li\u003e\n\u003cli\u003eIoT development\u003c\/li\u003e\n\u003cli\u003eSensor interfacing tutorials\u003c\/li\u003e\n\u003cli\u003eMicrocontroller experimentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eMPR121 Module (Breakout Board or IC)\u003c\/li\u003e\n\u003cli\u003eDatasheet \u0026amp; Technical Documentation\u003c\/li\u003e\n\u003cli\u003eSample Code \u0026amp; Libraries\u003c\/li\u003e\n\u003cli\u003eWiring Diagram\u003c\/li\u003e\n\u003cli\u003eEmail\/WhatsApp Support Access\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Highlights\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDetection Range\u003c\/strong\u003e: Up to 50mm with proper electrode design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResponse Time\u003c\/strong\u003e: \u0026lt;100ms typical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI2C Address Selection\u003c\/strong\u003e: 4 different addresses via pin configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply\u003c\/strong\u003e: Requires 3.3V (with 5V tolerant I2C pins)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrode Flexibility\u003c\/strong\u003e: Works with various materials (copper, conductive paint, etc.)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eGetting Started\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003eConnect VCC, GND, SDA, SCL to your microcontroller\u003c\/li\u003e\n\u003cli\u003eConfigure I2C address via address pins (if needed)\u003c\/li\u003e\n\u003cli\u003eLoad MPR121 library for your platform\u003c\/li\u003e\n\u003cli\u003eSet up touch pads using conductive materials\u003c\/li\u003e\n\u003cli\u003eCalibrate sensitivity and thresholds\u003c\/li\u003e\n\u003cli\u003eStart detecting touches!\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eIs this 100% authentic?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, sourced from authorized distributors with full authentication verification. Each module is tested before shipment.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat warranty is provided?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-day warranty on manufacturing defects covering all manufacturing defects. We also offer 7-day money-back guarantee for defective items.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eHow fast is shipping?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-8 days to most of India from our Bengaluru warehouse. Express shipping available for urgent orders.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eDo you provide technical support?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes! Full technical support via email and WhatsApp 24\/7. We help with wiring, coding, troubleshooting, and project guidance.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat is your return policy?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e7-day returns on manufacturing defects only with full refund or replacement. applicable on manufacturing defects only for manufacturing defects.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eAre bulk discounts available?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes! Wholesale pricing available on orders of 10+ units. Contact us for custom quotes.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhich microcontrollers are compatible?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eCompatible with Arduino, Raspberry Pi, STM32, PIC, ESP8266, ESP32, and any microcontroller with I2C support.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eDo you provide sample code?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eYes, we provide Arduino libraries, Python code, and example sketches. Full documentation included.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat's the difference between IC and Breakout Board?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThe IC requires soldering expertise. The Breakout Board comes pre-assembled with headers for easy breadboard integration.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cp\u003e\u003cstrong\u003eOrder Now\u003c\/strong\u003e | \u003cstrong\u003eTechnical Support\u003c\/strong\u003e | \u003cstrong\u003eBulk Inquiry\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cem\u003eThe Tech Depot - Your Trusted Electronics Partner Since 2015\u003c\/em\u003e\n\u003ch2\u003eBuy MPR121 - 12 Channel Capacitive Touch Sensor Controller Module - I2C Interface Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003eMPR121 - 12 Channel Capacitive Touch Sensor Controller Module - I2C Interface\u003c\/strong\u003e online at \u003ca href=\"https:\/\/thetechdepot.in\"\u003eThe Tech Depot\u003c\/a\u003e - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003eMPR121 - 12 Channel Capacitive Touch Sensor Controller Module - I2C Interface\u003c\/strong\u003e with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.\u003c\/p\u003e\n\u003cp\u003eLooking to buy \u003cstrong\u003eMPR121 - 12 Channel Capacitive Touch Sensor Controller Module - I2C Interface\u003c\/strong\u003e at the best price in India? The Tech Depot offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.\u003c\/p\u003e","brand":"The Tech Depot","offers":[{"title":"Default Title","offer_id":48745362096385,"sku":"TTD-16528","price":82.68,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/1577\/3185\/files\/2058c4d7cf27c68cfb5aee13c58aaceb.png?v=1778085073","url":"https:\/\/techdepot.in\/products\/mpr121-12-channel-capacitive-touch-sensor-controller-module-i2c-interface","provider":"Tech Depot India","version":"1.0","type":"link"}