Built for How Business Buys.
Built for How Business Buys.
Product Description:
TTP223B capacitive touch sensor module with a blue PCB, designed as a single-channel digital touch switch for finger-touch detection and touch-triggered control in electronic projects.
Core Selling Points:
Capacitive induction enables touch activation without mechanical pressing. The module provides high/low digital output signals, uses low power for battery-powered projects, and includes an onboard LED to show touch status. Its simple pin connection and pin header support convenient wiring for smart home control and DIY touch experiments.
Technical Specifications:
Chip: TTP223 / TTP223B. Module type: Capacitive touch switch. PCB color: Blue. Power voltage: DC 2.4V to 5.5V. Output: Digital signal. Indicator: Onboard status LED. Channel: Single channel. Connection: Pin header.
Before Purchase:
Confirm that the control system supports a DC 2.4V to 5.5V supply and digital signal input. The source identifies compatibility with ESP32, ESP8266, Raspberry Pi, and other microcontrollers. This module is intended for touch-trigger, smart home control, and electronic DIY applications.