A38 Touch Switch Sensor Module

• ✅ Key Features:

  • Touch-Based Activation – Responds to a simple touch, eliminating the need for physical buttons.

  • High Sensitivity – Detects even light finger contact with consistent performance.

  • Digital Output – Outputs HIGH (1) or LOW (0) signal based on touch status.

  • Compact Size – Small form factor fits easily into compact circuits and enclosures.

  • Wide Voltage Support – Operates on 2.7V to 6V DC, suitable for most microcontrollers like Arduino, ESP, and Raspberry Pi.

  • Low Power Consumption – Efficient design suitable for battery-powered projects.

🔧 Technical Specifications:

• Model: A38 Capacitive Touch Sensor

• Operating Voltage: 2.7V – 6V DC

• Output Type: Digital signal (High/Low)

• Response Time: < 60ms

• Size: Approx. 15mm x 11mm

• Interface Pins: VCC, GND, OUT

• Operating Temperature: -30°C to +70°C

🧠 Typical Applications:

• Touch-based light switches

• DIY smart home projects

• Interactive exhibits and interfaces

• Arduino/ESP8266/ESP32/Raspberry Pi projects

• Replacement for mechanical push buttons

📦 Package Includes:

• 1x A38 Touch Switch Sensor Module