Mini-Projects*:
Christmas Ornament
Goal: To build simple circuits, which
include flashing lights or/and simple sounds, that can be used as an ornament
on an indoor Christmas tree.
Academic Level: Sophomore
Learning Outcomes:
·
To
learn and implement simple 555 timer circuits
·
To
learn and implement LED driver circuits: Both BJT and FET
·
To
learn and implement simple power supply design circuit
o
Based
on current requirement, which circuit will work?
·
To
build circuits on prototype boards for final implementation
o
Soldering
exercise
o
System
testing and troubleshooting
·
To
boost confidence, in circuit design, through simple experiential learning
projects
Ornament 1:
·
Creator:
Christopher Eakins
o
Advisor:
Dr. Rohit Dua
·
System
o
555
timer: Astable mode
o
Two
LED driver circuits
§ BJT
§ MOSFET
o
Power
supply: Series pass voltage regulator
YouTube Video:
Click the above image
*Experiential learning projects for Sophomore level undergraduate students