What is a Transistor?
A Transistor is an electronic device
composed of layers of a semiconductor
material which regulates current or
voltage flow and acts as a switch or gate
for electronic circuit.
History of the Transistor
Russell Ohl 1939
Bell Labs 1947
First Solid State
Transistor – 1951
Processor development followed Moore's Law
2000 42 million
2x growth every 2 years
• Oscillating Circuits