I am working with
Capacitive Touch Sense technology.In that I am using
TTP224 Touch detector IC. I am getting good sensitivity when I am using Touch pad without putting any non electric material over it and able to switch ON/OFF connected led.But when I put any non electric material like
Acrylic Sheet of
2mm thickness I am not able to get any signal through pad or not able to ON/OFF connected led.
So, How can I increase sensitivity of Touch pad?
And what can be the alternatives for