Single Key Touch Sensor using LM2907

https://www.electronics-lab.com/project/single-key-touch-sensor-using-lm2907/

This is a single key device featuring a touch ON (Momentary) output. The project is built using the LM2907 chip. The board provides stable sensing and has a wide working power supply range 5V to 12V DC and consumes 20mA. D1 power LED, D2 function LED. Touch sensors are used in many applications, from remote […]