Digital Sensor TTP223B Module – Capacitive Touch Switch for Contactless Control(Pack of 2)

The TTP223B Capacitive Touch Sensor Module is a compact and highly sensitive digital touch switch designed to detect human touch through capacitive sensing technology. This module replaces conventional mechanical buttons with a modern contactless touch interface, enabling sleek and durable control panels for IoT devices, smart home systems, and embedded electronics projects.

Based on the reliable TTP223B touch sensing IC, this module outputs a digital high/low signal upon detecting touch, allowing for effortless interfacing with Arduino, ESP32, Raspberry Pi, and other microcontrollers. Its compact size and ease of integration make it an ideal solution for DIY projects where aesthetics and minimalistic design are crucial.

Key Features:

• Operating Voltage: 2.0V – 5.5V DC

• Touch Detection Type: Capacitive Touch (Non-Contact)

• Output Signal: Digital High/Low Output

• Response Time: Fast and reliable touch response

• Onboard LED Indicator: Lights up when touch is detected

• Ultra-Low Power Consumption: Ideal for battery-powered applications (Standby current < 50µA)

• Compact PCB Design: Easy to integrate into embedded systems and control panels

• Touch Through Materials: Can detect touch through non-metallic surfaces like acrylic, plastic, or glass

• Compatible With: Arduino, ESP32, Raspberry Pi, and other MCU development platforms

Applications:

• Touch-Based On/Off Switches

• Smart Home Automation Control Panels

• Contactless Switches for Lamps, Fans, and Appliances

• IoT-Based Touch Control Interfaces

• Wearable Technology and Gesture Control

• DIY Interactive Projects and Embedded Systems Prototyping

• Replacement for Mechanical Buttons in Sleek Designs

Package Includes:

• 2 x TTP223B Capacitive Touch Sensor Module

Why Choose This TTP223B Touch Sensor Module?

• Provides a modern alternative to mechanical switches.

• Simple 3-pin interface for easy microcontroller interfacing.

• Can detect touch through non-metallic surfaces for invisible button designs.

• Ultra-low power operation for battery-powered IoT applications.

• Widely compatible with Arduino IDE, ESP32 firmware, and Raspberry Pi setups.