Red TTP223 Touch button Module Capacitor type Single Channel Touch Sensor - Techtonics

Red TTP223 Touch button Module Capacitor type Single Channel Touch Sensor

  • Rs. 75.00 INR



  • Supports momentary or latching/toggle modes
  • Supports Active High or Active Low output signal modes
  • Dimensions: 15mm x 11mm
  • Input Voltage: 2V-5.5V DC
  • The response time max ~ 60mS in fast mode, ~220mS at low power mode @VDD=3V
  • Sensitivity can adjust by the capacitance (0~50pF)
  • Have two kinds of sampling length by pad option (SLRFTB pin)
  • Stable touching detection of human body for replacing traditional direct switch key
  • Provides Fast mode and Low Power mode selection by pad option (LPMB pin)
  • Provides direct mode toggle mode by pad option (TOG pin)
  • Open drain mode by bonding option, OPDO pin is open drain output, Q pin is CMOS output
  • All output modes can be selected active high or active low by pad option (AHLB pin)
  • Have the maximum on time 100 sec by pad option (MOTB pin)
  • Have external power on reset pin (RST pin)
  • After power-on have about 0.5sec stable-time, during the time do not touch the key pad, and the function is disabled
  • Auto calibration
  • Re-calibration period is about 4.0sec, when key has not be touched



  • This module is based on capacitive touch-sensing IC TTP223B.
  • The TTP223 is a touch pad detector IC replicating a single tactile button.
  • This touch detection IC is designed for replacing traditional direct button key with diverse pad size
  • This versatile small sensor board is user configurable with on-board shorting pads as activated Low or High, momentary or latching output to suit for various control requirements.
  • This touching detection module is designed for replacing traditional mechanical button switch with diverse pad size with no wear and tear problem of mechanical switches.


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