Touch sensor

The TTP223 Capacitive Touch Sensor Module is a compact and reliable input device that replaces traditional mechanical buttons with capacitive touch sensing. When touched by a human finger, it outputs a digital HIGH signal, allowing it to interface easily with any microcontroller.

This sensor is perfect for sleek, modern control interfaces in smart home systems, wearables, lighting controls, and DIY electronics. Operating on 2V–5.5V, it's fully compatible with Arduino, ESP32, ESP8266, Raspberry Pi, and more. It features low power consumption and fast response time, making it an ideal choice for interactive touch-based projects.

Key Features:
✔️ Capacitive touch sensing – no mechanical parts
✔️ Outputs digital HIGH on touch
✔️ Operating voltage: 2V to 5.5V
✔️ Compact and breadboard-friendly design
✔️ Compatible with Arduino, Raspberry Pi, ESP32, and more
✔️ Ideal for touch buttons, interactive projects, and smart devices