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TTP223B capacitive touch button sensor module for Arduino and Raspberry Pi
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Description
TTP223 capacitive touch sensor
The compact TTP223 touch sensor is a versatile device for electronic projects. The module is fully compatible and works well with Arduino, with Raspberry Pi, with ESP8266, and with ESP32. Thanks to a wide supply voltage range from 2V to 5.5V DC, the sensor integrates easily with various systems. A built-in LED indicates activation and touch detection in real time.
Key technical specifications
- Integrated circuit: TTP223
- Supply voltage range: 2V - 5.5V
- Fast response time: about 60ms
- Indication: LED mounted on the board
- Compact dimensions: 19 x 11 x 3 mm
Example applications
- Modern replacements for traditional mechanical buttons
- Touch control panels in home automation systems
- User interfaces in Arduino and Raspberry Pi projects
- Lighting switches that react to hand proximity
- Educational projects and electronic device prototypes
Benefits
- No mechanical wear, ensuring longer life than classic switches
- Instant response at around 60ms for comfortable operation
- Flexible power supply, allowing use with 3.3V and 5V systems
- Easy status checking thanks to the integrated indicator LED
- Compact size for installation in enclosures with limited space
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