TTP223 Capacitive Touch Switch Button self-lock Module

1 Channel Capacitive Touch Module - TTP223 This board is a quick demo board for capacitive touch sensing IC TTP223. You can use it to detect and switch on external units using external relay.

​Operation Specifications:

• Onboard TTP223 capacitive touch sensor IC
• Modes: Tog, Self-locking
• Led status indicator
• Working voltage: 2.4V-5.5V
• PCB board size: 11.5x 8 x 3 mm
  

Touch Sensor Interface:

•     Control Interface: A total of three pins (GND, VCC, SIG), GND to ground, VCC is the power supply, SIG digital signal output pin
•     Power Indicator: Green LED, power on the right that is shiny
•     Touch area: Similar to a fingerprint icon inside the area, you can touch the trigger finger.
•     Positioning holes: 4 M2 screws positioning hole diameter is 2.2mm, the positioning of the module is easy to install, to achieve inter-module combination.
  

Package contents:

• 1 x TTP223 single channel Capacitive Touch Module

*image shown is real.