ELEC 1192 - Semiconductor Devices & Circuits

Credit Hours: 3.00

Objectives:
The students will be able to:

1. Construct and evaluate a single stage BJT amplifier.
2. Measure and compare the output and input signals in order to verify the gain of a single stage BJT amplifier.

Outcome 2:
Upon completion of the course the student will be able to analyze, build and take measurements in electronic circuits which contain thyristor devices.

Objectives:
The students will be able to:

1. Construct and evaluate the operation of electronic circuits containing:
   1. Silicon Controlled Rectifiers
   2. Triacs
   3. Silicon Bilateral and Silicon Unilateral switches
   4. Diacs and Four Layer Diodes

Outcome 3:
Upon completion of the course the student will be able to analyze, build and take measurements in electronic circuits which contain Unijunction Transistors.

Objectives:
Students will be able to:

1. Construct, analyze, and evaluate the operation of electronic circuits which perform the following functions:
   1. Timer operations utilizing UJT’s
   2. Relaxation Oscillators utilizing UJT’s
   3. SCR control utilizing UJT’s

Outcome 4:
Upon completion of the course the student will be able to analyze, build and take measurements in electronic circuits which contain operational amplifiers

Objectives:
Students will be able to:

1. Construct and evaluate the operation of inverting amplifiers.
2. Construct and evaluate the operation of non-inverting amplifiers.

• Communication: The graduate can communicate effectively for the intended purpose and audience.
• Critical Thinking: The graduate can make informed decisions after analyzing information or evidence related to the issue.
• Global Literacy: The graduate can analyze human behavior or experiences through cultural, social, political, or economic perspectives.
• Information Literacy: The graduate can responsibly use information gathered from a variety of formats in order to complete a task.
• Quantitative Reasoning: The graduate can apply quantitative methods or evidence to solve problems or make judgments.
• Scientific Literacy: The graduate can produce or interpret scientific information presented in a variety of formats.

1. Voltage Amplifiers
   1. Coupling and Bypass capacitors
   2. Base-Emitter resistance r’e
   3. The D.C equivalent circuit
   4. The A.C. equivalent circuit
   5. Deriving gain
2. Silicon Controlled Rectifiers
   1. Two transistor model
   2. Device characteristics
   3. Amplitude control
   4. Firing delay and conduction angles
   5. Average load current and voltage
3. Unijunction Transistors
   1. Resistor-diode model
   2. UJT characteristics
   3. Peak firing voltage
   4. Deriving values of Re(max) and Re(min)
   5. Relaxation oscillators
   6. UJT actuated SCR’s
   7. Programmable Unijunction Transistors (PUT’s)
4. Triacs and other Thyristors
   1. Triac operational parameters
   2. Phase shift control
   3. Flash-on and soft start circuits
   4. Diac control
   5. SBS control
   6. Change in voltage over change in time (dv/dt)