MPR121 - 12 Channel Capacitive Touch Sensor Controller Module - I2C Interface
MPR121 - 12 Channel Capacitive Touch Sensor Controller Module - I2C Interface
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Looking to buy MPR121 - 12 Channel Capacitive Touch Sensor Controller Module - I2C Interface at the best price in India? Tech Depot India 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.
Premium quality electronics from Tech Depot India, Bengaluru.
Specifications
| Feature | Details |
| Product Type | Capacitive Touch Sensor Controller IC |
| Channels | 12 Independent Touch Inputs |
| Interface | I2C (400 kHz) |
| Operating Voltage | 1.71V - 3.6V |
| Address | Configurable (0x5A-0x5D) |
| Package | QFN-20 or Breakout Board |
| Origin | Original/Authentic |
Why Choose MPR121 - 12 Channel Capacitive Touch Sensor Controller Module - I2C Interface?
100% Authentic
GST Invoice - A GST invoice is included with every order.
Expert Support - Dedicated technical help on WhatsApp and email.
Pan-India Delivery - Shipped across Bengaluru, Delhi NCR, Hyderabad and all of India.
Trusted by Makers - Used by students, hobbyists and professionals nationwide.
Key Features of MPR121 - 12 Channel Capacitive Touch Sensor Controller Module - I2C Interface
- 12 Independent Capacitive Touch Inputs - Control up to 12 touch-sensitive buttons/pads
- I2C Communication - Easy integration with Arduino, Raspberry Pi, STM32, and other microcontrollers
- Low Power Consumption - Ideal for battery-powered applications
- Auto-Calibration - Automatically adjusts to environmental changes
- Configurable Sensitivity - Fine-tune touch detection thresholds
- Multiple Operating Modes - Support for different touch detection algorithms
Perfect For
DIY & Hobbyist Projects
- Custom touch-sensitive control panels
- Interactive art installations
- Smart home automation interfaces
- Gaming controllers
Professional & Industrial
- Medical device interfaces
- Industrial control panels
- Point-of-sale systems
- Smart appliance controls
Educational & Learning
- Embedded systems projects
- IoT development
- Sensor interfacing tutorials
- Microcontroller experimentation
What's Included
- MPR121 Module (Breakout Board or IC)
- Datasheet & Technical Documentation
- Sample Code & Libraries
- Wiring Diagram
- Email/WhatsApp Support Access
Technical Highlights
- Detection Range: Up to 50mm with proper electrode design
- Response Time: <100ms typical
- I2C Address Selection: 4 different addresses via pin configuration
- Power Supply: Requires 3.3V (with 5V tolerant I2C pins)
- Electrode Flexibility: Works with various materials (copper, conductive paint, etc.)
Getting Started
- Connect VCC, GND, SDA, SCL to your microcontroller
- Configure I2C address via address pins (if needed)
- Load MPR121 library for your platform
- Set up touch pads using conductive materials
- Calibrate sensitivity and thresholds
- Start detecting touches!
Frequently Asked Questions
Is this 100% authentic?
Each module is tested before shipment.
Do you provide technical support?
Yes! Full technical support via email and WhatsApp reliable. We help with wiring, coding, troubleshooting, and project guidance.
What is your return policy?
Are bulk discounts available?
Yes! Wholesale pricing available on orders of 10+ units. Contact us for custom quotes.
Which microcontrollers are compatible?
Compatible with Arduino, Raspberry Pi, STM32, PIC, ESP8266, ESP32, and any microcontroller with I2C support.
Do you provide sample code?
Yes, we provide Arduino libraries, Python code, and example sketches. Full documentation included.
What's the difference between IC and Breakout Board?
The IC requires soldering expertise. The Breakout Board comes pre-assembled with headers for easy breadboard integration.
Order Now | Technical Support | Bulk Inquiry
Tech Depot India - Your Trusted Electronics Partner Since 2015Customer Support
Email: techdepotindia@gmail.com
WhatsApp: Available for setup and troubleshooting help
Order your MPR121 - 12 Channel Capacitive Touch Sensor Controller Module - I2C Interface today and start building your next project.
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