Digital Sensor TTP223B Module Capacitive Touch Switch for Arduino blue


The module is based on a touch-sensing IC  (TTP223B) capacitive touch switch module. In the normal state, the module output  low, low power consumption.  When a finger touches the corresponding position,  the module output high, if not touched for 12 seconds, it will switch to low-power mode.
  • Jog type : the initial state is low, high touch, do not touch is low ( similar touch of a button feature )
  • Module can be installed on such surfaces as: plastic, glass or non-metallic materials.
  • In addition to the thin paper ( non-metallic )  covering the surface of the module, you can make hidden in the walls, desktops and other parts of buttons.
  • Features:

    Low power consumption
  • Power supply for 2 ~ 5.5V DC
  • Can replace the traditional touch of a button
  • Four M2 screws positioning holes for easy  installation
  • -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 ;

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