Soldering Kit: TouchPad
Soldering Kit: TouchPad
from $10.00
Transistors are the building blocks for modern electronics and the Touchpad circuit is a great introduction to their basic function.
Quantity:
Quantity:
Students explore how the transistor can take the small current transmitted through their body to switch on the LED. Once soldered, the circuit functions as a touch activated light.
What's included:
How does Touchpad work?
Touching both touch pads opens a low side NPN transistor switch circuit that turns on the LED.
What does the circuit look like?
Soldering Instructions:
Instructional Video:
Project Ideas:
Touchpad is also available as pre-soldered kit.