Capacitive touch switches work by measuring the change in capacitance of a PCB (printed-circuit-board) pattern depending on the placement of a user’s finger over a sensing pad. Capacitive switches are ...

The circuit was designed to create a touch switch that can be used for ON/OFF functions in modern technology. BC547 – NPN small signal transistors designed for general purpose switching and ...

TOTSCo has issued a summary for the first week of operation. The broad summary from the first seven days is that across 40 different brands a total of 26,000 One Touch Switch orders started, and 3,500 ...

NXP Semiconductors N.V. today announced a complete family of self-calibrating capacitive touch and proximity switches designed for harsh environments. The PCF8883 and PCF8885, along with the ...

Home Mate Wi-Fi + Bluetooth Smart 4 Gang Touch Switch comes with a dual coloured LED indication that makes it easy to know the switch state of the product. The backlight LED helps the user locate the ...

There seems to be nothing a 555 can’t do. We’ve seen it before, but [electronzapdotcom] reminds us you can use a 555 and a few parts to make a reasonable touch switch in this video, embedded below.