Simple touch switch circuit admin December 27, 2019 Uncategorized 0 Comments Description:- Here is a simple touch switch circuit.This touch sensor is a capacitive touch sensor module and the sensor is based on the dedicated TTP223 touch sensor IC Circuit diagram TTP223 Capacitive Touch Sensor FEATURES:- Input Voltage: 3.3V – 5.5V DCModule size: 15mm x 11mmtouch sensing area of 11 x 10.5mmMax sensor range of ~5mmLow power mode typical 1.5uA and maximum 3.0uAProvides Low Power modeAll output modes can be selected active high or active low by pad option Jumper AJumper BOutput Lock StateOutput TTL levelOpenOpenNo-LockHighOpenCloseSelf-lockHighCloseOpenNo-LockLowCloseCloseSelf-lockLow APPLICATION:- Wide consumer products like Touch switches Button key replacement Components Required:- Single Relay ModuleTTP223 Touch Sensor Module5 Volt SupplyAC Load and Supply Relay Module You Might Also Like 2 channel TV remote control circuit September 26, 2019 Temperature controller October 16, 2019 200 Watt Inverter June 5, 2019 Leave a Reply Cancel reply